Update version.txt

Update past_version.txt
Merge pull request #768 from rusty-labs/sin_function_180_fix
2026-08-10 18:03:40 +00:00 · 2022-12-29 15:35:54 +13:00 · 2022-12-29 15:35:45 +13:00 · 2022-12-28 16:34:38 +01:00 · 2022-12-28 01:13:42 -05:00 · 2022-12-17 16:02:54 +01:00
100 changed files with 6034 additions and 1083 deletions
@@ -1,12 +1,18 @@
 ---
 name: Bug report
-about: Create a report to help us improve
+about: Create a report to help us improve the software
 title: ''
 labels: bug
 assignees: ''

 ---

+----
+
+(Please try the latest nightly release before submitting this. You can find the latest nightly verison here: https://github.com/eried/portapack-mayhem/releases)
+
+----
+
 **Describe the bug**
 A clear and concise description of what the bug is. 

@@ -21,9 +27,9 @@ A clear and concise description of what you expected to happen.

 **Affected versions**
 Please write any difference related with the Expected behavior, on the following versions:
-* Latest Stable Release
-* Previous one (if any) that did not presented the issue
-* Old versions available here: https://github.com/eried/Research/tree/master/HackRF/PortaPack/old_legacy_firmware
+* Latest Stable release:
+* Latest Nightly release:
+* Previous working release:

 **Additional**
 If the bug is difficult to explain, additionally to the text please include images and videos.
@@ -1,18 +1,39 @@
 ---
-name: Problem upgrading the firmware
-about: Deal with the firmware upgrade problems
-title: Problem upgrading the firmware
-labels: ''
+name: Problem upgrading the firmware or booting
+about: If you are having firmware upgrade or booting problems
+title: ''
+labels: 'firmware'
 assignees: ''

 ---

-**What is happening?**
-Describe here why you are unable to upgrade the firmware. Before describing your problems, **do the following**: 
+----
+Before creating this issue, **do the following**: 
+* Read the Wiki on booting: https://github.com/eried/portapack-mayhem/wiki/Won't-boot
 * Read: https://github.com/eried/portapack-havoc/wiki/Update-firmware
 * Watch carefully: https://www.youtube.com/watch?v=_zx4ZvurgOs
 * (if you are not in Windows) also check: https://www.youtube.com/watch?v=kjFB58Y1TAo

+----
+
+**Describe the issue**
+A clear and concise description of what the issue you are facing is. 
+
+**To Reproduce**
+Steps to reproduce the behavior:
+1. Go to '...'
+2. Tap on '....'
+
+
+**My Hardware**
+Please specify what PortaPack hardware version you are using. 
+You can find the list of versions here: https://github.com/eried/portapack-mayhem/wiki/PortaPack-Versions
+
+**Affected versions**
+Please tell us what version you are running. 
+Also please try the latest nightly release before submitting this. 
+You can find the latest nightly version here https://github.com/eried/portapack-mayhem/releases
+
 **Were you able to update the firmware before?**
 Things might be confusing the first time, please check the video available on the link above.

@@ -20,4 +41,4 @@ Things might be confusing the first time, please check the video available on th
 If is possible, swap hardware and try again. Also, try different USB cables, even if the one you are using works fine for other purposes.

 **Additional**
-Add photos and videos of your procedure.
+If the issue is difficult to explain, additionally to the text please include images and videos.
@@ -1 +1 @@
-v1.5.1
+v1.5.4
@@ -1 +1 @@
-v1.5.3
+v1.6.0
@@ -27,7 +27,6 @@
 # Compiled Dynamic libraries
 *.so
 *.dylib
-*.dll

 # Fortran module files
 *.mod
@@ -1,6 +1,6 @@
 # PortaPack Mayhem

-[![Build Status](https://travis-ci.com/eried/portapack-mayhem.svg?branch=master)](https://travis-ci.com/eried/portapack-mayhem) [![CodeScene Code Health](https://codescene.io/projects/8381/status-badges/code-health)](https://codescene.io/projects/8381) [![GitHub All Releases](https://img.shields.io/github/downloads/eried/portapack-mayhem/total)](https://github.com/eried/portapack-mayhem/releases) [![GitHub Releases](https://img.shields.io/github/downloads/eried/portapack-mayhem/latest/total)](https://github.com/eried/portapack-mayhem/releases/latest) [![Docker Hub Pulls](https://img.shields.io/docker/pulls/eried/portapack.svg)](https://hub.docker.com/r/eried/portapack) [![Discord Chat](https://img.shields.io/discord/719669764804444213.svg)](https://discord.gg/tuwVMv3)  [![Check bounties!](https://img.shields.io/bountysource/team/portapack-mayhem/activity?color=%2333ccff&label=bountysource%20%28USD%29&style=plastic)](https://www.bountysource.com/teams/portapack-mayhem/issues)
+[![Build Status](https://travis-ci.com/eried/portapack-mayhem.svg?branch=master)](https://travis-ci.com/eried/portapack-mayhem) [![Nightly Release](https://github.com/eried/portapack-mayhem/actions/workflows/create_nightly_release.yml/badge.svg?branch=next)](https://github.com/eried/portapack-mayhem/actions/workflows/create_nightly_release.yml) [![CodeScene Code Health](https://codescene.io/projects/8381/status-badges/code-health)](https://codescene.io/projects/8381) [![GitHub All Releases](https://img.shields.io/github/downloads/eried/portapack-mayhem/total)](https://github.com/eried/portapack-mayhem/releases) [![GitHub Releases](https://img.shields.io/github/downloads/eried/portapack-mayhem/latest/total)](https://github.com/eried/portapack-mayhem/releases/latest) [![Docker Hub Pulls](https://img.shields.io/docker/pulls/eried/portapack.svg)](https://hub.docker.com/r/eried/portapack) [![Discord Chat](https://img.shields.io/discord/719669764804444213.svg)](https://discord.gg/tuwVMv3)  [![Check bounties!](https://img.shields.io/bountysource/team/portapack-mayhem/activity?color=%2333ccff&label=bountysource%20%28USD%29&style=plastic)](https://www.bountysource.com/teams/portapack-mayhem/issues)

 This is a fork of the [Havoc](https://github.com/furrtek/portapack-havoc/) firmware, which itself was a fork of the [PortaPack](https://github.com/sharebrained/portapack-hackrf) firmware, an add-on for the [HackRF](http://greatscottgadgets.com/hackrf/). A fork is a derivate, in this case one that has extra features and fixes when compared to the older versions.

@@ -49,6 +49,8 @@ You can write [documentation](https://github.com/eried/portapack-mayhem/wiki), f

 Consider that the hardware and firmware has been created and maintain by a [lot](https://github.com/mossmann/hackrf/graphs/contributors) of [people](https://github.com/eried/portapack-mayhem/graphs/contributors), so always try colaborating your time and effort first. For coding related questions, if something does not fit as an issue, please join our Discord by clicking the chat badge on [top](#portapack-mayhem).

+[![Contributors](https://contrib.rocks/image?repo=eried/portapack-mayhem)](https://github.com/eried/portapack-mayhem/graphs/contributors)
+
 As a last option, if you want to send money directly to me for getting more boards, antennas and such:

 [![paypal](https://www.paypalobjects.com/en_US/i/btn/btn_donate_LG.gif)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=CBPQA4HRRPJQ6&source=url)
@@ -1,6 +1,6 @@
 #Download base image.
-#The ubuntu:latest tag points to the "latest LTS"
-FROM ubuntu:latest
+#The ubuntu:20.04 tag points to the "20.04 LTS"
+FROM ubuntu:20.04

 #Set location to download ARM toolkit from.
 # This will need to be changed over time or replaced with a static link to the latest release.
@@ -14,16 +14,18 @@ COPY ./ /havocsrc

 #Fetch dependencies from APT
 RUN apt-get update && \
-	apt-get install -y tar wget dfu-util cmake python bzip2 curl && \
-	apt-get -qy autoremove
+        apt-get install -y tar wget dfu-util cmake python bzip2 curl python3 python3-yaml && \
+        apt-get -qy autoremove

 #Install current pip from PyPa
 RUN curl https://bootstrap.pypa.io/pip/3.4/get-pip.py -o get-pip.py && \
-	python get-pip.py
+        python get-pip.py

 #Fetch additional dependencies from Python 2.x pip
 RUN pip install pyyaml
-RUN ln -s /usr/bin/python3 /usr/bin/python && \
+RUN rm -rf /usr/bin/python && \
+    rm -rf /usr/bin/pip && \
+    ln -s /usr/bin/python3 /usr/bin/python && \
    ln -s /usr/bin/pip3 /usr/bin/pip

 ENV LANG C.UTF-8
@@ -32,9 +34,9 @@ ENV LC_ALL C.UTF-8
 #Grab the GNU ARM toolchain from arm.com
 #Then extract contents to /opt/build/armbin/
 RUN mkdir /opt/build && cd /opt/build && \
-	wget -O gcc-arm-none-eabi $ARMBINURL && \
-	mkdir armbin && \
-	tar --strip=1 -xjvf gcc-arm-none-eabi -C armbin
+        wget -O gcc-arm-none-eabi $ARMBINURL && \
+        mkdir armbin && \
+        tar --strip=1 -xjvf gcc-arm-none-eabi -C armbin
    
 #Set environment variable so compiler knows where the toolchain lives
 ENV PATH=$PATH:/opt/build/armbin/bin
@@ -43,3 +45,4 @@ CMD cd /havocsrc && \
    mkdir build && cd build && \ 
    cmake .. && make firmware && \
    cp /portapack-havoc/firmware/portapack-h1-havoc.bin /havocbin
+
@@ -267,8 +267,12 @@ set(CPPSRC
 	apps/lge_app.cpp
 	apps/pocsag_app.cpp
 	apps/replay_app.cpp
+	apps/ui_playlist.cpp
 	apps/gps_sim_app.cpp
 	apps/soundboard_app.cpp
+	apps/ui_recon.cpp  
+	apps/ui_recon_settings.cpp
+	apps/tpms_app.cpp
 	apps/tpms_app.cpp
 	protocols/aprs.cpp
 	protocols/ax25.cpp
@@ -76,12 +76,18 @@ static std::string mid(
 	mid_code = to_string_dec_uint(mmsi, 9, ' ').substr(0, 3);
 	return_code = db.retrieve_mid_record(&mid_record, mid_code);
 	switch(return_code) {
-		case DATABASE_RECORD_FOUND: 	return mid_record.country;	
+		case DATABASE_RECORD_FOUND: 	return mid_record.country;
 		case DATABASE_NOT_FOUND: 	return "No mids.db file";
 		default:			return "";
 	}
 }

+static std::string text(const std::string &text) {
+	size_t end = text.find_last_not_of("@");
+    return (end == std::string::npos) ? "" : text.substr(0, end + 1);
+
+}
+
 static std::string navigational_status(const unsigned int value) {
 	switch(value) {
 		case 0: return "under way w/engine";
@@ -164,7 +170,7 @@ void AISLogger::on_packet(const ais::Packet& packet) {
 	}

 	log_file.write_entry(packet.received_at(), entry);
-}	
+}

 void AISRecentEntry::update(const ais::Packet& packet) {
 	received_count++;
@@ -195,6 +201,15 @@ void AISRecentEntry::update(const ais::Packet& packet) {
 		destination = packet.text(302, 20);
 		break;

+	case 18:
+	    last_position.timestamp = packet.received_at();
+		last_position.speed_over_ground = packet.read(46, 10);
+		last_position.latitude = packet.latitude(85);
+		last_position.longitude = packet.longitude(57);
+		last_position.course_over_ground = packet.read(112, 12);
+		last_position.true_heading = packet.read(124, 9);
+	    break;
+
 	case 21:
 		name = packet.text(43, 20);
 		last_position.timestamp = packet.received_at();
@@ -202,6 +217,23 @@ void AISRecentEntry::update(const ais::Packet& packet) {
 		last_position.longitude = packet.longitude(164);
 		break;

+	case 24:
+		switch (packet.read(38, 2))
+		{
+		case 0:
+			name = packet.text(40, 20);
+			break;
+
+		case 1:
+			call_sign = packet.text(90, 7);
+			break;
+
+		default:
+			break;
+		}
+
+		break;
+
 	default:
 		break;
 	}
@@ -218,9 +250,9 @@ void RecentEntriesTable<AISRecentEntries>::draw(
 ) {
 	std::string line = ais::format::mmsi(entry.mmsi) + " ";
 	if( !entry.name.empty() ) {
-		line += entry.name;
+		line += ais::format::text(entry.name);
 	} else {
-		line += entry.call_sign;
+		line += ais::format::text(entry.call_sign);
 	}

 	line.resize(target_rect.width() / 8, ' ');
@@ -241,7 +273,7 @@ AISRecentEntryDetailView::AISRecentEntryDetailView(NavigationView& nav) {

 	button_see_map.on_select = [this, &nav](Button&) {
 		geomap_view = nav.push<GeoMapView>(
-			entry_.name,
+			ais::format::text(entry_.name),
 			0,
 			GeoPos::alt_unit::METERS,
 			ais::format::latlon_float(entry_.last_position.latitude.normalized()),
@@ -252,7 +284,7 @@ AISRecentEntryDetailView::AISRecentEntryDetailView(NavigationView& nav) {
 			});
 			send_updates = true;

-		
+
 	};
 }

@@ -262,7 +294,7 @@ AISRecentEntryDetailView::AISRecentEntryDetailView(const AISRecentEntryDetailVie
    (void)Entry;
 }

-AISRecentEntryDetailView & AISRecentEntryDetailView::operator=(const AISRecentEntryDetailView&Entry) 
+AISRecentEntryDetailView & AISRecentEntryDetailView::operator=(const AISRecentEntryDetailView&Entry)
 {
    (void)Entry;
    return *this;
@@ -302,9 +334,9 @@ void AISRecentEntryDetailView::paint(Painter& painter) {

 	field_rect = draw_field(painter, field_rect, s, "MMSI", ais::format::mmsi(entry_.mmsi));
 	field_rect = draw_field(painter, field_rect, s, "Ctry", ais::format::mid(entry_.mmsi));
-	field_rect = draw_field(painter, field_rect, s, "Name", entry_.name);
-	field_rect = draw_field(painter, field_rect, s, "Call", entry_.call_sign);
-	field_rect = draw_field(painter, field_rect, s, "Dest", entry_.destination);
+	field_rect = draw_field(painter, field_rect, s, "Name", ais::format::text(entry_.name));
+	field_rect = draw_field(painter, field_rect, s, "Call", ais::format::text(entry_.call_sign));
+	field_rect = draw_field(painter, field_rect, s, "Dest", ais::format::text(entry_.destination));
 	field_rect = draw_field(painter, field_rect, s, "Last", to_string_datetime(entry_.last_position.timestamp));
 	field_rect = draw_field(painter, field_rect, s, "Pos ", ais::format::latlon(entry_.last_position.latitude, entry_.last_position.longitude));
 	field_rect = draw_field(painter, field_rect, s, "Stat", ais::format::navigational_status(entry_.navigational_status));
@@ -352,7 +384,7 @@ AISAppView::AISAppView(NavigationView& nav) : nav_ { nav } {
    	receiver_model.set_sampling_rate(sampling_rate);
    	receiver_model.set_baseband_bandwidth(baseband_bandwidth);
    	receiver_model.enable();  // Before using radio::enable(), but not updating Ant.DC-Bias.
-	
+
 	options_channel.on_change = [this](size_t, OptionsField::value_t v) {
 		this->on_frequency_changed(v);
 	};
@@ -53,12 +53,13 @@ private:

 	OptionsField options_config {
 		{ 3 * 8, 0 * 16 },
-		4,
+		5,
 		{
-			{ "DSB ", 0 },
-			{ "USB ", 0 },
-			{ "LSB ", 0 },
-			{ "CW  ", 0 },
+			{ "DSB 9k ", 0 },
+			{ "DSB 6k ", 0 },
+			{ "USB+3k ", 0 },
+			{ "LSB-3k ", 0 },
+			{ "CW     ", 0 },
 		}
 	};
 };
@@ -113,8 +113,12 @@ ERTAppView::ERTAppView(NavigationView&) {
 		field_rf_amp.set_value(app_settings.rx_amp);
 	}

+	receiver_model.set_tuning_frequency(initial_target_frequency);
+	receiver_model.set_sampling_rate(sampling_rate);
+	receiver_model.set_baseband_bandwidth(baseband_bandwidth);
+	receiver_model.enable();  // Before using radio::enable(), but not updating Ant.DC-Bias.

-	radio::enable({
+/*	radio::enable({
 		initial_target_frequency,
 		sampling_rate,
 		baseband_bandwidth,
@@ -122,7 +126,7 @@ ERTAppView::ERTAppView(NavigationView&) {
 		receiver_model.rf_amp(),
 		static_cast<int8_t>(receiver_model.lna()),
 		static_cast<int8_t>(receiver_model.vga()),
-	});
+	}); */

 	logger = std::make_unique<ERTLogger>();
 	if( logger ) {
@@ -135,7 +139,7 @@ ERTAppView::~ERTAppView() {
 	// save app settings
 	settings.save("rx_ert", &app_settings);

-	radio::disable();
+	receiver_model.disable(); // to switch off all, including DC bias and change flag enabled_

 	baseband::shutdown();
 }
@@ -29,6 +29,7 @@

 #include "baseband_api.hpp"
 #include "portapack.hpp"
+#include "cpld_update.hpp"
 #include "portapack_persistent_memory.hpp"

 using namespace portapack;
@@ -242,7 +243,8 @@ GpsSimAppView::GpsSimAppView(

 GpsSimAppView::~GpsSimAppView() {
 	radio::disable();
-	baseband::shutdown();
+	hackrf::cpld::load_sram_no_verify();  // to leave all RX ok, without ghost signal problem at the exit .
+	baseband::shutdown(); // better this function at the end, not load_sram() that sometimes produces hang up.
 }

 void GpsSimAppView::on_hide() {
@@ -27,6 +27,7 @@
 #include "lge_app.hpp"

 #include "baseband_api.hpp"
+#include "cpld_update.hpp"
 #include "ui_textentry.hpp"

 #include "string_format.hpp"
@@ -48,7 +49,8 @@ LGEView::~LGEView() {
 	settings.save("tx_lge", &app_settings);

 	transmitter_model.disable();
-	baseband::shutdown();
+	hackrf::cpld::load_sram_no_verify();  // to leave all RX ok, without ghost signal problem at the exit .
+	baseband::shutdown();// better this function at the end, not load_sram() that sometimes produces hang up.
 }

 void LGEView::generate_lge_frame(const uint8_t command, const uint16_t address_a, const uint16_t address_b, std::vector<uint8_t>& data) {
@@ -26,7 +26,7 @@

 #include "ui_fileman.hpp"
 #include "io_file.hpp"
-
+#include "cpld_update.hpp"
 #include "baseband_api.hpp"
 #include "portapack.hpp"
 #include "portapack_persistent_memory.hpp"
@@ -258,7 +258,12 @@ ReplayAppView::ReplayAppView(

 ReplayAppView::~ReplayAppView() {
 	radio::disable();
-	baseband::shutdown();
+ 
+ 	display.fill_rectangle({ 0,0,240, 320 },Color::black()); //Solving sometimes visible bottom waterfall artifacts, clearing all LCD  pixels. 
+	chThdSleepMilliseconds(40);	// (that happened sometimes if we interrupt the waterfall play at the beggining of the play  around 25% and exit )  
+	hackrf::cpld::load_sram_no_verify();  // to leave all  RX reception ok, without "ghost interference signal problem" at the exit .
+
+	baseband::shutdown(); // better this function at the end, after load_sram(). If not , sometimes produced hang up (now not , it is ok).
 }

 void ReplayAppView::on_hide() {
@@ -25,6 +25,7 @@
 #include "soundboard_app.hpp"
 #include "string_format.hpp"
 #include "tonesets.hpp"
+#include "cpld_update.hpp"

 using namespace tonekey;
 using namespace portapack;
@@ -110,6 +111,7 @@ void SoundBoardView::start_tx(const uint32_t id) {
 		1536000 / 20,		// Update vu-meter at 20Hz
 		transmitter_model.channel_bandwidth(),
 		0,	// Gain is unused
+		8,	// shift_bits_s16, default 8 bits, but  also unused
 		TONES_F2D(tone_key_frequency(tone_key_index), 1536000),
 		0, //AM
 		0, //DSB
@@ -295,7 +297,8 @@ SoundBoardView::~SoundBoardView() {

 	stop();
 	transmitter_model.disable();
-	baseband::shutdown();
+	hackrf::cpld::load_sram_no_verify();  // to leave all RX ok, without ghost signal problem at the exit.
+	baseband::shutdown(); // better this function at the end, not load_sram() that sometimes produces hang up.
 }

 }
@@ -161,7 +161,12 @@ TPMSAppView::TPMSAppView(NavigationView&) {
 	}
 	else options_band.set_by_value(receiver_model.tuning_frequency());

-	radio::enable({
+    receiver_model.set_tuning_frequency(tuning_frequency());
+    receiver_model.set_sampling_rate(sampling_rate);
+    receiver_model.set_baseband_bandwidth(baseband_bandwidth);
+    receiver_model.enable();  // Before using radio::enable(), but not updating Ant.DC-Bias.
+	
+/*	radio::enable({
 		tuning_frequency(),
 		sampling_rate,
 		baseband_bandwidth,
@@ -169,7 +174,7 @@ TPMSAppView::TPMSAppView(NavigationView&) {
 		receiver_model.rf_amp(),
 		static_cast<int8_t>(receiver_model.lna()),
 		static_cast<int8_t>(receiver_model.vga()),
-	});
+	}); */

 	options_band.on_change = [this](size_t, OptionsField::value_t v) {
 		this->on_band_changed(v);
@@ -200,7 +205,7 @@ TPMSAppView::~TPMSAppView() {
 	app_settings.rx_frequency = target_frequency_;
 	settings.save("rx_tpms", &app_settings);

-	radio::disable();
+	receiver_model.disable(); // to switch off all, including DC bias and change flag enabled_

 	baseband::shutdown();
 }
@@ -26,6 +26,7 @@
 #include "manchester.hpp"
 #include "string_format.hpp"
 #include "portapack.hpp"
+#include "cpld_update.hpp"
 #include "baseband_api.hpp"

 #include <cstring>
@@ -290,8 +291,9 @@ ADSBTxView::~ADSBTxView() {
 	settings.save("tx_adsb", &app_settings);

 	transmitter_model.disable();
-	baseband::shutdown();
-}
+	hackrf::cpld::load_sram_no_verify();  // to leave all RX ok, withouth ghost signal problem at the exit .
+	baseband::shutdown();				  // better this function at the end, not load_sram() that sometimes produces hang up.
+	}

 void ADSBTxView::generate_frames() {
 	const uint32_t ICAO_address = sym_icao.value_hex_u64();
@@ -26,6 +26,7 @@
 #include "aprs.hpp"
 #include "string_format.hpp"
 #include "portapack.hpp"
+#include "cpld_update.hpp"
 #include "baseband_api.hpp"
 #include "portapack_shared_memory.hpp"
 #include "portapack_persistent_memory.hpp"
@@ -48,7 +49,8 @@ APRSTXView::~APRSTXView() {
 	settings.save("tx_aprs", &app_settings);

 	transmitter_model.disable();
-	baseband::shutdown();
+	hackrf::cpld::load_sram_no_verify();  // to leave all RX ok, without ghost signal problem at the exit.
+	baseband::shutdown(); // better this function at the end, not load_sram() that sometimes produces hang up.
 }

 void APRSTXView::start_tx() {
@@ -24,6 +24,7 @@
 #include "string_format.hpp"

 #include "baseband_api.hpp"
+#include "cpld_update.hpp"
 #include "portapack_persistent_memory.hpp"

 using namespace portapack;
@@ -145,6 +146,8 @@ BHTView::~BHTView() {
 	settings.save("tx_bht", &app_settings);

 	transmitter_model.disable();
+	hackrf::cpld::load_sram_no_verify();  // to leave all RX ok, without ghost signal problem at the exit .
+	baseband::shutdown(); // better this function at the end, not load_sram() that sometimes produces hang up.
 }

 BHTView::BHTView(NavigationView& nav) {
@@ -23,6 +23,7 @@
 #include "ui_coasterp.hpp"

 #include "baseband_api.hpp"
+#include "cpld_update.hpp"
 #include "portapack_persistent_memory.hpp"

 #include <cstring>
@@ -42,7 +43,8 @@ CoasterPagerView::~CoasterPagerView() {
 	settings.save("tx_coaster", &app_settings);

 	transmitter_model.disable();
-	baseband::shutdown();
+	hackrf::cpld::load_sram_no_verify();  // to leave all RX ok, without ghost signal problem at the exit .
+	baseband::shutdown(); // better this function at the end, not load_sram() that sometimes produces hang up.
 }

 void CoasterPagerView::generate_frame() {
@@ -24,6 +24,7 @@

 #include "baseband_api.hpp"
 #include "string_format.hpp"
+#include "cpld_update.hpp"

 using namespace portapack;

@@ -35,18 +36,21 @@ EncodersConfigView::EncodersConfigView(
 	using option_t = std::pair<std::string, int32_t>;
 	std::vector<option_t> enc_options;
 	size_t i;
-	
+
 	set_parent_rect(parent_rect);
 	hidden(true);
-	
+
 	// Default encoder def
 	encoder_def = &encoder_defs[0];
-	
+
 	add_children({
 		&labels,
 		&options_enctype,
+		&field_repeat_min,
 		&field_clk,
+		&field_clk_step,
 		&field_frameduration,
+		&field_frameduration_step,
 		&symfield_word,
 		&text_format,
 		&waveform
@@ -55,18 +59,18 @@ EncodersConfigView::EncodersConfigView(
 	// Load encoder types in option field
 	for (i = 0; i < ENC_TYPES_COUNT; i++)
 		enc_options.emplace_back(std::make_pair(encoder_defs[i].name, i));
-	
+
 	options_enctype.on_change = [this](size_t index, int32_t) {
 		on_type_change(index);
 	};
-	
+
 	options_enctype.set_options(enc_options);
 	options_enctype.set_selected_index(0);
-	
+
 	symfield_word.on_change = [this]() {
 		generate_frame();
 	};
-	
+
 	// Selecting input clock changes symbol and word duration
 	field_clk.on_change = [this](int32_t value) {
 		// value is in kHz, new_value is in us
@@ -74,7 +78,11 @@ EncodersConfigView::EncodersConfigView(
 		if (new_value != field_frameduration.value())
 			field_frameduration.set_value(new_value * encoder_def->word_length, false);
 	};
-	
+
+	field_clk_step.on_change = [this](size_t, int32_t value) {
+		field_clk.set_step(value);
+	};
+
 	// Selecting word duration changes input clock and symbol duration
 	field_frameduration.on_change = [this](int32_t value) {
 		// value is in us, new_value is in kHz
@@ -82,6 +90,10 @@ EncodersConfigView::EncodersConfigView(
 		if (new_value != field_clk.value())
 			field_clk.set_value(1000000 / new_value, false);
 	};
+
+	field_frameduration_step.on_change = [this](size_t, int32_t value) {
+		field_frameduration.set_step(value);
+	};
 }

 void EncodersConfigView::focus() {
@@ -96,7 +108,8 @@ void EncodersConfigView::on_type_change(size_t index) {
 	encoder_def = &encoder_defs[index];

 	field_clk.set_value(encoder_def->default_speed / 1000);
-	
+	field_repeat_min.set_value(encoder_def->repeat_min);
+
 	// SymField setup
 	word_length = encoder_def->word_length;
 	symfield_word.set_length(word_length);
@@ -111,10 +124,10 @@ void EncodersConfigView::on_type_change(size_t index) {
 			format_string += 'D';
 		}
 	}
-	
+
 	// Ugly :( Pad to erase
 	format_string.append(24 - format_string.size(), ' ');
-	
+
 	text_format.set(format_string);

 	generate_frame();
@@ -130,28 +143,28 @@ void EncodersConfigView::draw_waveform() {

 	for (size_t n = 0; n < length; n++)
 		waveform_buffer[n] = (frame_fragments[n] == '0') ? 0 : 1;
-	
+
 	waveform.set_length(length);
 	waveform.set_dirty();
 }

 void EncodersConfigView::generate_frame() {
 	size_t i = 0;
-	
+
 	frame_fragments.clear();
-	
+
 	for (auto c : encoder_def->word_format) {
 		if (c == 'S')
 			frame_fragments += encoder_def->sync;
 		else
 			frame_fragments += encoder_def->bit_format[symfield_word.get_sym(i++)];
 	}
-	
+
 	draw_waveform();
 }

 uint8_t EncodersConfigView::repeat_min() {
-	return encoder_def->repeat_min;
+	return field_repeat_min.value();
 }

 uint32_t EncodersConfigView::samples_per_bit() {
@@ -163,7 +176,7 @@ uint32_t EncodersConfigView::pause_symbols() {
 }

 void EncodersScanView::focus() {
-	field_debug.focus();
+	field_length.focus();
 }

 EncodersScanView::EncodersScanView(
@@ -171,31 +184,17 @@ EncodersScanView::EncodersScanView(
 ) {
 	set_parent_rect(parent_rect);
 	hidden(true);
-	
+
 	add_children({
 		&labels,
-		&field_debug,
-		&text_debug,
-		&text_length
+		&field_length,
+		&bit_length_10,
+		&bit_length
 	});
-	
-	// DEBUG
-	field_debug.on_change = [this](int32_t value) {
-		uint32_t l;
-		size_t length;
-		
-		de_bruijn debruijn_seq;
-		length = debruijn_seq.init(value);
-		
-		l = 1;
-		l <<= value;
-		l--;
-		if (l > 25)
-			l = 25;
-		text_debug.set(to_string_bin(debruijn_seq.compute(l), 25));
-		
-		text_length.set(to_string_dec_uint(length));
-	};
+
+	field_length.set_value(8);
+	bit_length_10.set_value(40);
+	bit_length.set_value(0);
 }

 void EncodersView::focus() {
@@ -204,33 +203,21 @@ void EncodersView::focus() {

 EncodersView::~EncodersView() {
 	// save app settings
-	app_settings.tx_frequency = transmitter_model.tuning_frequency();	
+	app_settings.tx_frequency = transmitter_model.tuning_frequency();
 	settings.save("tx_ook", &app_settings);

 	transmitter_model.disable();
-	baseband::shutdown();
+	hackrf::cpld::load_sram_no_verify(); // ghost signal c/m to the problem at the exit .
+	baseband::shutdown(); // better this function after load_sram()
 }

 void EncodersView::update_progress() {
 	std::string str_buffer;
-	
-	// text_status.set("            ");
-	
-	if (tx_mode == SINGLE) {
+
+	if (tx_mode == SINGLE || tx_mode == SCAN) {
 		str_buffer = to_string_dec_uint(repeat_index) + "/" + to_string_dec_uint(repeat_min);
 		text_status.set(str_buffer);
 		progressbar.set_value(repeat_index);
-		
-	/*} else if (tx_mode == SCAN) {
-		strcpy(str, to_string_dec_uint(repeat_index).c_str());
-		strcat(str, "/");
-		strcat(str, to_string_dec_uint(portapack::persistent_memory::afsk_repeats()).c_str());
-		strcat(str, " ");
-		strcat(str, to_string_dec_uint(scan_index + 1).c_str());
-		strcat(str, "/");
-		strcat(str, to_string_dec_uint(scan_count).c_str());
-		text_status.set(str);
-		progress.set_value(scan_progress);*/
 	} else {
 		text_status.set("Ready");
 		progressbar.set_value(0);
@@ -238,89 +225,58 @@ void EncodersView::update_progress() {
 }

 void EncodersView::on_tx_progress(const uint32_t progress, const bool done) {
-	//char str[16];
-	
 	if (!done) {
 		// Repeating...
 		repeat_index = progress + 1;
-		
-		/*if (tx_mode == SCAN) {
-			scan_progress++;
-			update_progress();
-		} else {*/
-			update_progress();
-		//}
+		update_progress();
 	} else {
+		// make sure all samples are transmitted before disabling radio
+		chThdSleepMilliseconds(10);
+
 		// Done transmitting
-		/*if ((tx_mode == SCAN) && (scan_index < (scan_count - 1))) {
-			transmitter_model.disable();
-			if (abort_scan) {
-				// Kill scan process
-				strcpy(str, "Abort @");
-				strcat(str, rgsb);
-				text_status.set(str);
-				progress.set_value(0);
-				tx_mode = IDLE;
-				abort_scan = false;
-				button_scan.set_style(&style_val);
-				button_scan.set_text("SCAN");
-			} else {
-				// Next address
-				scan_index++;
-				strcpy(rgsb, &scan_list[options_scanlist.selected_index()].addresses[scan_index * 5]);
-				scan_progress++;
-				repeat_index = 1;
-				update_progress();
-				start_tx(true);
-			}
-		} else {*/
-			transmitter_model.disable();
-			tx_mode = IDLE;
-			text_status.set("Done");
-			progressbar.set_value(0);
-			tx_view.set_transmitting(false);
-		//}
+		transmitter_model.disable();
+		tx_mode = IDLE;
+		text_status.set("Done");
+		progressbar.set_value(0);
+		tx_view.set_transmitting(false);
 	}
 }

 void EncodersView::start_tx(const bool scan) {
-	(void)scan;
 	size_t bitstream_length = 0;
-	
-	repeat_min = view_config.repeat_min();
-	
-	/*if (scan) {
-		if (tx_mode != SCAN) {
-			scan_index = 0;
-			scan_count = scan_list[options_scanlist.selected_index()].count;
-			scan_progress = 1;
-			repeat_index = 1;
-			tx_mode = SCAN;
-			strcpy(rgsb, &scan_list[options_scanlist.selected_index()].addresses[0]);
-			progress.set_max(scan_count * afsk_repeats);
-			update_progress();
-		}
-	} else {*/
+	int scan_width = 0;
+	uint32_t samples_per_bit;
+
+	if (scan) {
+		tx_mode = SCAN;
+		scan_width = view_scan.field_length.value();
+		samples_per_bit =
+			((view_scan.bit_length_10.value() * 10 + view_scan.bit_length.value()) * OOK_SAMPLERATE) / 1000000UL;
+		const uint32_t seq_len = ((1 << (scan_width - 1)) * 2) * ((uint64_t) samples_per_bit) / 2048UL;
+		progressbar.set_max(seq_len);
+		repeat_min = seq_len;
+	} else {
 		tx_mode = SINGLE;
-		repeat_index = 1;
+		samples_per_bit = view_config.samples_per_bit();
+		view_config.generate_frame();
+		bitstream_length = make_bitstream(view_config.frame_fragments);
 		progressbar.set_max(repeat_min);
-		update_progress();
-	//}
-	
-	view_config.generate_frame();
-	
-	bitstream_length = make_bitstream(view_config.frame_fragments);
+		repeat_min = view_config.repeat_min();
+	}
+
+	repeat_index = 1;
+	update_progress();

 	transmitter_model.set_sampling_rate(OOK_SAMPLERATE);
-	transmitter_model.set_rf_amp(true);
 	transmitter_model.set_baseband_bandwidth(1750000);
 	transmitter_model.enable();
-	
+
 	baseband::set_ook_data(
 		bitstream_length,
-		view_config.samples_per_bit(),
+		samples_per_bit,
 		repeat_min,
-		view_config.pause_symbols()
+		view_config.pause_symbols(),
+		scan_width
 	);
 }

@@ -338,14 +294,14 @@ EncodersView::EncodersView(
 		&progressbar,
 		&tx_view
 	});
-	
+
 	// load app settings
 	auto rc = settings.load("tx_ook", &app_settings);
-	if(rc == SETTINGS_OK) {
+	if (rc == SETTINGS_OK) {
 		transmitter_model.set_rf_amp(app_settings.tx_amp);
 		transmitter_model.set_channel_bandwidth(app_settings.channel_bandwidth);
 		transmitter_model.set_tuning_frequency(app_settings.tx_frequency);
-		transmitter_model.set_tx_gain(app_settings.tx_gain);		
+		transmitter_model.set_tx_gain(app_settings.tx_gain);
 	}

 	tx_view.on_edit_frequency = [this, &nav]() {
@@ -354,14 +310,16 @@ EncodersView::EncodersView(
 			transmitter_model.set_tuning_frequency(f);
 		};
 	};
-	
+
 	tx_view.on_start = [this]() {
 		tx_view.set_transmitting(true);
-		start_tx(false);
+		start_tx(tab_view.selected());
 	};
-	
+
 	tx_view.on_stop = [this]() {
 		tx_view.set_transmitting(false);
+		baseband::kill_ook();
+		transmitter_model.disable();
 	};
 }

@@ -35,43 +35,41 @@ namespace ui {
 class EncodersConfigView : public View {
 public:
 	EncodersConfigView(NavigationView& nav, Rect parent_rect);
-	
+
 	EncodersConfigView(const EncodersConfigView&) = delete;
 	EncodersConfigView(EncodersConfigView&&) = delete;
 	EncodersConfigView& operator=(const EncodersConfigView&) = delete;
 	EncodersConfigView& operator=(EncodersConfigView&&) = delete;
-	
+
 	void focus() override;
 	void on_show() override;
-	
+
 	uint8_t repeat_min();
 	uint32_t samples_per_bit();
 	uint32_t pause_symbols();
 	void generate_frame();
-	
+
 	std::string frame_fragments = "0";

 private:
-	//bool abort_scan = false;
-	//uint8_t scan_count;
-	//double scan_progress;
-	//unsigned int scan_index;
 	int16_t waveform_buffer[550];
 	const encoder_def_t * encoder_def { };
-	//uint8_t enc_type = 0;

 	void draw_waveform();
 	void on_bitfield();
 	void on_type_change(size_t index);
-	
+
 	Labels labels {
 		{ { 1 * 8, 0 }, "Type:", Color::light_grey() },
-		{ { 16 * 8, 0 }, "Clk:", Color::light_grey() },
-		{ { 24 * 8, 0 }, "kHz", Color::light_grey() },
-		{ { 14 * 8, 2 * 8 }, "Frame:", Color::light_grey() },
-		{ { 26 * 8, 2 * 8 }, "us", Color::light_grey() },
-		{ { 2 * 8, 4 * 8 }, "Symbols:", Color::light_grey() },
-		{ { 1 * 8, 11 * 8 }, "Waveform:", Color::light_grey() }
+		{ { 17 * 8, 0 }, "Repeat:", Color::light_grey() },
+		{ { 1 * 8, 2 * 8 }, "Clk:", Color::light_grey() },
+		{ { 10 * 8, 2 * 8 }, "kHz", Color::light_grey() },
+		{ { 17 * 8, 2 * 8 }, "Step:", Color::light_grey() },
+		{ { 1 * 8, 4 * 8 }, "Frame:", Color::light_grey() },
+		{ { 13 * 8, 4 * 8 }, "us", Color::light_grey() },
+		{ { 17 * 8, 4 * 8 }, "Step:", Color::light_grey() },
+		{ { 2 * 8, 7 * 8 }, "Symbols:", Color::light_grey() },
+		{ { 1 * 8, 14 * 8 }, "Waveform:", Color::light_grey() }
 	};

 	OptionsField options_enctype {		// Options are loaded at runtime
@@ -82,34 +80,63 @@ private:
 	};

 	NumberField field_clk {
-		{ 21 * 8, 0 },
-		3,
-		{ 1, 500 },
+		{ 5 * 8, 2 * 8 },
+		4,
+		{ 1, 1000 },
 		1,
 		' '
 	};

+	NumberField field_repeat_min {
+		{ 24 * 8, 0 },
+		2,
+		{ 1, 99 },
+		1,
+		' '
+	};
+
+	OptionsField field_clk_step {
+		{ 22 * 8, 2 * 8 },
+		7,
+		{
+			{ "1", 1 },
+			{ "10", 10 },
+			{ "100", 100 }
+		}
+	};
+
 	NumberField field_frameduration {
-		{ 21 * 8, 2 * 8 },
+		{ 7 * 8, 4 * 8 },
 		5,
 		{ 300, 99999 },
 		100,
 		' '
 	};
-	
+
+	OptionsField field_frameduration_step {
+		{ 22 * 8, 4 * 8 },
+		7,
+		{
+			{ "1", 1 },
+			{ "10", 10 },
+			{ "100", 100 },
+			{ "1000", 1000 }
+		}
+	};
+
 	SymField symfield_word {
-		{ 2 * 8, 6 * 8 },
+		{ 2 * 8, 9 * 8 },
 		20,
 		SymField::SYMFIELD_DEF
 	};
-	
+
 	Text text_format {
-		{ 2 * 8, 8 * 8, 24 * 8, 16 },
+		{ 2 * 8, 11 * 8, 24 * 8, 16 },
 		""
 	};
-	
+
 	Waveform waveform {
-		{ 0, 14 * 8, 240, 32 },
+		{ 0, 17 * 8, 240, 32 },
 		waveform_buffer,
 		0,
 		0,
@@ -122,33 +149,38 @@ private:
 class EncodersScanView : public View {
 public:
 	EncodersScanView(NavigationView& nav, Rect parent_rect);
-	
+
+	NumberField field_length {
+		{ 8 * 8, 0 },
+		2,
+		{ 3, 24 },
+		1,
+		' '
+	};
+
+	NumberField bit_length_10 {
+		{ 12 * 8, 2 * 8 },
+		2,
+		{ 1, 88 },
+		1,
+		' '
+	};
+
+	NumberField bit_length {
+		{ 14 * 8, 2 * 8 },
+		1,
+		{ 0, 9 },
+		1,
+		' '
+	};
+
 	void focus() override;

 private:
 	Labels labels {
-		{ { 1 * 8, 1 * 8 }, "Coming soon...", Color::light_grey() }
-	};
-	
-	// DEBUG
-	NumberField field_debug {
-		{ 1 * 8, 6 * 8 },
-		2,
-		{ 3, 16 },
-		1,
-		' '
-	};
-	
-	// DEBUG
-	Text text_debug {
-		{ 1 * 8, 8 * 8, 24 * 8, 16 },
-		""
-	};
-	
-	// DEBUG
-	Text text_length {
-		{ 1 * 8, 10 * 8, 24 * 8, 16 },
-		""
+		{ { 1 * 8, 0 * 8 }, "Length:", Color::light_grey() },
+		{ { 1 * 8, 2 * 8 }, "Bit length:", Color::light_grey() },
+		{ { 16 * 8, 2 * 8 }, "us", Color::light_grey() },
 	};
 };

@@ -156,9 +188,9 @@ class EncodersView : public View {
 public:
 	EncodersView(NavigationView& nav);
 	~EncodersView();
-	
+
 	void focus() override;
-	
+
 	std::string title() const override { return "OOK TX"; };

 private:
@@ -169,19 +201,19 @@ private:
 		SINGLE,
 		SCAN
 	};
-	
+
 	// app save settings
-	std::app_settings 		settings { }; 		
+	std::app_settings 		settings { };
 	std::app_settings::AppSettings 	app_settings { };

 	tx_modes tx_mode = IDLE;
-	uint8_t repeat_index { 0 };
-	uint8_t repeat_min { 0 };
-	
+	uint32_t repeat_index { 0 };
+	uint32_t repeat_min { 0 };
+
 	void update_progress();
 	void start_tx(const bool scan);
 	void on_tx_progress(const uint32_t progress, const bool done);
-	
+
 	/*const Style style_address {
 		.font = font::fixed_8x16,
 		.background = Color::black(),
@@ -192,32 +224,32 @@ private:
 		.background = Color::black(),
 		.foreground = Color::blue(),
 	};*/
-	
+
 	Rect view_rect = { 0, 4 * 8, 240, 168 };
-	
+
 	EncodersConfigView view_config { nav_, view_rect };
 	EncodersScanView view_scan { nav_, view_rect };
-	
+
 	TabView tab_view {
 		{ "Config", Color::cyan(), &view_config },
-		{ "Scan", Color::green(), &view_scan },
+		{ "de Bruijn", Color::green(), &view_scan },
 	};

 	Text text_status {
 		{ 2 * 8, 13 * 16, 128, 16 },
 		"Ready"
 	};
-	
+
 	ProgressBar progressbar {
 		{ 2 * 8, 13 * 16 + 20, 208, 16 }
 	};
-	
+
 	TransmitterView tx_view {
 		16 * 16,
 		50000,
 		9
 	};
-	
+
 	MessageHandlerRegistration message_handler_tx_progress {
 		Message::ID::TXProgress,
 		[this](const Message* const p) {
@@ -25,6 +25,7 @@
 #include "ui_freqman.hpp"

 #include "baseband_api.hpp"
+#include "cpld_update.hpp"
 #include "string_format.hpp"

 using namespace portapack;
@@ -183,7 +184,8 @@ void JammerView::focus() {

 JammerView::~JammerView() {
 	transmitter_model.disable();
-	baseband::shutdown();
+	hackrf::cpld::load_sram_no_verify();  // to leave all RX ok, without ghost signal problem at the exit .
+	baseband::shutdown(); // better this function at the end, not load_sram() that sometimes produces hang up.
 }

 void JammerView::on_retune(const rf::Frequency freq, const uint32_t range) {
@@ -268,9 +270,9 @@ void JammerView::start_tx() {
 		button_transmit.set_text("STOP");
 		
 		transmitter_model.set_sampling_rate(3072000U);
-		transmitter_model.set_rf_amp(true);
+		transmitter_model.set_rf_amp(field_amp.value());
 		transmitter_model.set_baseband_bandwidth(3500000U);
-		transmitter_model.set_tx_gain(47);
+		transmitter_model.set_tx_gain(field_gain.value());
 		transmitter_model.enable();

 		baseband::set_jammer(true, (JammerType)options_type.selected_index(), options_speed.selected_index_value());
@@ -366,6 +368,8 @@ JammerView::JammerView(
 		&field_timetx,
 		&field_timepause,
 		&field_jitter,
+		&field_gain,
+		&field_amp,
 		&button_transmit
 	});
 	
@@ -380,6 +384,8 @@ JammerView::JammerView(

 	field_timetx.set_value(30);
 	field_timepause.set_value(1);
+	field_gain.set_value(transmitter_model.tx_gain());
+	field_amp.set_value(transmitter_model.rf_amp());

 	button_transmit.on_select = [this](Button&) {
 		if (jamming || cooling)
@@ -156,7 +156,9 @@ private:
 		{ { 0 * 8, 33 * 8 }, "Jitter:", Color::light_grey() },	//Maybe the repository curator can keep the "mystype" for some versions. 
 		{ { 11 * 8, 29 * 8 }, "Secs.", Color::light_grey() }, 
 		{ { 11 * 8, 31 * 8 }, "Secs.", Color::light_grey() },
-		{ { 11 * 8, 33 * 8 }, "/60", Color::light_grey() }
+		{ { 11 * 8, 33 * 8 }, "/60", Color::light_grey() },
+		{ { 2 * 8, 35 * 8 }, "Gain:", Color::light_grey() },
+		{ { 11 * 8, 35 * 8 }, "A:", Color::light_grey() }
 	};
 	
 	OptionsField options_type {
@@ -229,8 +231,24 @@ private:
 		' ',
 	};

+	NumberField field_gain {
+		{ 8 * 8, 35 * 8 },
+		2,
+		{ 0, 47 },
+		1,
+		' ',
+	};
+
+	NumberField field_amp {
+		{ 13 * 8, 35 * 8 },
+		1,
+		{ 0, 1 },
+		1,
+		' ',
+	};
+
 	Button button_transmit {
-		{ 148, 212, 80, 80},
+		{ 148, 216, 80, 80},
 		"START"
 	};
 	
@@ -23,6 +23,7 @@
 #include "ui_keyfob.hpp"

 #include "baseband_api.hpp"
+#include "cpld_update.hpp"
 #include "string_format.hpp"

 using namespace portapack;
@@ -140,7 +141,8 @@ KeyfobView::~KeyfobView() {
 	settings.save("tx_keyfob", &app_settings);

 	transmitter_model.disable();
-	baseband::shutdown();
+	hackrf::cpld::load_sram_no_verify();  // to leave all RX ok, without ghost signal problem at the exit .
+	baseband::shutdown(); // better this function at the end, not load_sram() that sometimes produces hang up.
 }

 void KeyfobView::update_progress(const uint32_t progress) {
@@ -27,6 +27,7 @@
 #include "modems.hpp"
 #include "baseband_api.hpp"
 #include "string_format.hpp"
+#include "cpld_update.hpp"

 #include "serializer.hpp"

@@ -44,7 +45,8 @@ LCRView::~LCRView() {
 	settings.save("tx_lcr", &app_settings);

 	transmitter_model.disable();
-	baseband::shutdown();
+	hackrf::cpld::load_sram_no_verify();  // to leave all RX ok, without ghost signal problem at the exit.
+	baseband::shutdown(); // better this function at the end, not load_sram() that sometimes produces hang up.
 }

 /*
@@ -30,6 +30,7 @@ using wolfson::wm8731::WM8731;

 #include "tonesets.hpp"
 #include "portapack_hal.hpp"
+#include "cpld_update.hpp"
 #include "string_format.hpp"
 #include "irq_controls.hpp"

@@ -73,6 +74,7 @@ void MicTXView::configure_baseband() {
 		sampling_rate / 20,		// Update vu-meter at 20Hz
 		transmitting ? transmitter_model.channel_bandwidth() : 0,
 		mic_gain,
+		shift_bits_s16,			// to be used in dsp_modulate
 		TONES_F2D(tone_key_frequency(tone_key_index), sampling_rate),
 		enable_am,
 		enable_dsb,
@@ -157,19 +159,24 @@ void MicTXView::rxaudio(bool is_on) {
 		audio::input::stop();
 		baseband::shutdown();
 		
-		if (enable_am || enable_usb || enable_lsb || enable_dsb) {
+		if (enable_am || enable_usb || enable_lsb || enable_dsb) {		// "NFM/FM",0 ," WFM  ",1 ,  "  AM  ",2, " USB  ", 3, " LSB  ",4, " DSB-SC", 5
 			baseband::run_image(portapack::spi_flash::image_tag_am_audio);
-			receiver_model.set_modulation(ReceiverModel::Mode::AMAudio);	
-			if (options_mode.selected_index() < 4)
-				receiver_model.set_am_configuration(options_mode.selected_index() - 1);
-			else
-				receiver_model.set_am_configuration(0);
+			receiver_model.set_modulation(ReceiverModel::Mode::AMAudio);	// that AM demodulation engine is common to all Amplitude mod : AM/USB/LSB/DSB (2,3,4,5)	
+			if (options_mode.selected_index() < 5)       // We will be called here with 2,3,4,5 . We treat here demod. filter 2,3,4; (excluding DSB-C case (5) it is treated more down).  
+				receiver_model.set_am_configuration(options_mode.selected_index() - 1);  // selecting proper filter(2,3,4). 2-1=1=>6k-AM(1) , 3-1=2=>+3k-USB(2), 4-1=3=>-3K-LSB(3),
 		}
-		else {
-			baseband::run_image(portapack::spi_flash::image_tag_nfm_audio);
-			receiver_model.set_modulation(ReceiverModel::Mode::NarrowbandFMAudio);
+		else {    // We are in NFM/FM or WFM    (NFM BW:8k5 or 11k / FM BW 16k  / WFM  BW:200k) 
 			
-		}
+			if (enable_wfm) {     // WFM , BW 200Khz aprox ,
+				baseband::run_image(portapack::spi_flash::image_tag_wfm_audio);
+				receiver_model.set_modulation(ReceiverModel::Mode::WidebandFMAudio);
+				receiver_model.set_wfm_configuration(0);  // there are only  1  x config filters 200k WFM . (not like 8k5/11k/16k)
+			} else {     // NFM BW:8k5 or  11k / FM BW 16k 
+				baseband::run_image(portapack::spi_flash::image_tag_nfm_audio);
+				receiver_model.set_modulation(ReceiverModel::Mode::NarrowbandFMAudio); // 	
+				// receiver_model.set_nbfm_configuration(n); is called above  , depending 8k5, 11k, 16k  
+			}
+		} 
 		receiver_model.set_sampling_rate(3072000);
 		receiver_model.set_baseband_bandwidth(1750000);	
 //		receiver_model.set_tuning_frequency(field_frequency.value()); //probably this too can be commented out.
@@ -178,6 +185,7 @@ void MicTXView::rxaudio(bool is_on) {
 		receiver_model.set_vga(rx_vga);
 		receiver_model.set_rf_amp(rx_amp);
 		receiver_model.enable();
+		hackrf::cpld::load_sram_no_verify();  // to have a good RX without any ghost inside Mic App
 		audio::output::start();
 	} else {	//These incredibly convoluted steps are required for the vumeter to reappear when stopping RX.
 		receiver_model.set_modulation(ReceiverModel::Mode::NarrowbandFMAudio); //This fixes something with AM RX...
@@ -186,7 +194,7 @@ void MicTXView::rxaudio(bool is_on) {

 		baseband::run_image(portapack::spi_flash::image_tag_mic_tx);
 		audio::output::stop();
-		audio::input::start();	// set up audio input =  mic config of any audio coded AK4951/WM8731, (in WM8731 parameter will be ignored)
+		audio::input::start(ak4951_alc_and_wm8731_boost_GUI);	// When detected AK4951 => set up ALC mode; when detected WM8731 => set up mic_boost ON/OFF.
 		portapack::pin_i2s0_rx_sda.mode(3);
 		configure_baseband();
 	}
@@ -211,12 +219,12 @@ MicTXView::MicTXView(
 	
 	baseband::run_image(portapack::spi_flash::image_tag_mic_tx);
 	
-	
-	if (true ) {       // Temporary , disabling ALC feature , (pending to solve -No Audio in Mic app ,in some H2/H2+ WM /QFP100 CPLS users-  if ( audio_codec_wm8731.detected() ) {
+	if (audio::debug::codec_name() =="WM8731" ) {
 	add_children({		
 		&labels_WM8731,		// we have audio codec WM8731, same MIC menu  as original.
 		&vumeter,
 		&options_gain,		// MIC GAIN float factor on the GUI.
+		&options_wm8731_boost_mode,
 //		&check_va,
 		&field_va,
 		&field_va_level,
@@ -281,13 +289,43 @@ MicTXView::MicTXView(
 		mic_gain = v / 10.0;
 		configure_baseband();
 	};
-	options_gain.set_selected_index(1);		// x1.0
+	options_gain.set_selected_index(1);		// x1.0  preselected default.
+
+ 	if (audio::debug::codec_name() =="WM8731") {
+		options_wm8731_boost_mode.on_change = [this](size_t, int8_t v) {
+
+			switch(v) {
+			case 0: 	                // +12 dB’s respect reference level orig fw 1.5.x fw FM : when +20dB's boost ON) and shift bits (>>8), 
+				shift_bits_s16 = 6; 	//  now mic-boost on (+20dBs) and shift bits (>>6), +20+12=32 dB’s (orig fw +20 dBs+ 0dBs)=> +12dB's respect ref.
+				break;					
+			case 1: 	                // +06 dB’s reference level , (when +20dB's boost ON) 
+				shift_bits_s16 = 7; 	// now mic-boost on (+20dBs) and shift bits (>>7), +20+06=26 dB’s (orig fw +20 dBs+ 0dBs) => +06dB's respect ref.	 
+				break;					
+			case 2: 	                
+				shift_bits_s16 = 4; 	// +04 dB’s respect ref level , (when +20dB's boost OFF) 
+				break;					// now mic-boost off (+00dBs) shift bits (4) (+0+24dB's)=24 dBs => +04dB's respect ref.	 
+			case 3:
+				shift_bits_s16 = 5;		// -02 dB’s respect ref level , (when +20dB's boost OFF) 
+				break;					// now mic-boost off (+00dBs) shift bits (5) (+0+18dB's)=18 dBs => -02dB's respect ref.	 
+			case 4:
+				shift_bits_s16 = 6;     // -08 dB’s respect ref level , (when +20dB's boost OFF) 
+				break;					// now mic-boost off (+00dBs) shift bits (6) (+0+12dB's)=12 dBs => -08dB's respect ref.	
+			}
+			ak4951_alc_and_wm8731_boost_GUI   = v;	//  0,..4 WM8731_boost dB's options, (combination boost on/off , and effective gain in captured data >>x) 
+			audio::input::start(ak4951_alc_and_wm8731_boost_GUI);  // Detected (WM8731) , set up the proper wm_boost on/off , 0..4 (0,1) boost_on , (2,3,4) boost_0ff
+			configure_baseband(); 					// to update in real timme,sending msg ,  var-parameters >>shift_bits FM msg ,to audio_tx from M0 to M4 Proc -
+		};
+		options_wm8731_boost_mode.set_selected_index(3);	// preset GUI index 3 as default WM -> -02 dB's .	
+	} else {
+	   	shift_bits_s16 = 8;         	// Initialized default fixed >>8_FM for FM tx mod ,  shift audio data for AK4951  ,using top 8 bits s16 data (>>8)
+	  	options_ak4951_alc_mode.on_change = [this](size_t, int8_t v) {
+	    	ak4951_alc_and_wm8731_boost_GUI   = v;   				// 0,..11,  AK4951 Mic -Automatic volume Level Control  options, 
+			audio::input::start(ak4951_alc_and_wm8731_boost_GUI);  	// Detected (AK4951) ==> Set up proper ALC mode from 0..11 options
+			configure_baseband(); 									// sending fixed >>8_FM , var-parameters msg ,  to audiotx from this M0 to M4 process.
+		};
+	}
 	
-	options_ak4951_alc_mode.on_change = [this](size_t, int8_t v) {
-	      ak4951_alc_GUI_selected  = v;
-		  audio::input::start();
-	};
-	// options_ak4951_alc_mode.set_selected_index(0);
+   	// options_ak4951_alc_mode.set_selected_index(0);
 	 
 	tx_frequency = transmitter_model.tuning_frequency();
 	field_frequency.set_value(transmitter_model.tuning_frequency());
@@ -313,7 +351,8 @@ MicTXView::MicTXView(
 	field_bw.on_change = [this](uint32_t v) {
 		transmitter_model.set_channel_bandwidth(v * 1000);
 	};
-	field_bw.set_value(10);
+	field_bw.set_value(10);	// pre-default first time, TX  deviation FM for NFM / FM
+	
 	
 	tx_gain = transmitter_model.tx_gain();
 	field_rfgain.on_change = [this](int32_t v) {
@@ -328,50 +367,102 @@ MicTXView::MicTXView(
 	};
 	field_rfamp.set_value(rf_amp ? 14 : 0);
 	
-	options_mode.on_change = [this](size_t, int32_t v) {
-		enable_am = false;
+	options_mode.on_change = [this](size_t, int32_t v) {   //{ "NFM/FM", 0 }, { " WFM  ", 1 },{ "AM", 2 },{ "USB", 3 },{ "LSB", 4 },{ "DSB", 5 }
+		enable_am  = false;
 		enable_usb = false;
 		enable_lsb = false;
 		enable_dsb = false;
+		enable_wfm = false;
+
+		using option_t = std::pair<std::string, int32_t>;
+		using options_t = std::vector<option_t>;
+		options_t rxbw;				// Aux structure to change dynamically  field_rxbw contents,  
+		
 		switch(v) {
-			case 0:
-				enable_am = false;
+			case 0:					 //{ "FM", 0 }
+				enable_am  = false;
 				enable_usb = false;
 				enable_lsb = false;
 				enable_dsb = false;
-				field_bw.set_value(transmitter_model.channel_bandwidth() / 1000);
+				field_bw.set_value(10);	// pre-default deviation FM for WFM
+				// field_bw.set_value(transmitter_model.channel_bandwidth() / 1000);
 				//if (rx_enabled)
 				rxaudio(rx_enabled); 					//Update now if we have RX audio on
 				options_tone_key.hidden(0);				// we are in FM mode , we should have active the Key-tones & CTCSS option.
+				
+				rxbw.emplace_back(" NFM1:8k5  ", 0); 		// restore the original dynamic field_rxbw value.
+				rxbw.emplace_back(" NFM2:11k  ", 1);
+				rxbw.emplace_back(" FM  :16k  ", 2);			
+				field_rxbw.set_options(rxbw);			// store that aux GUI option to the field_rxbw.
+							
 				field_rxbw.hidden(0);					// we are in FM mode,  we need to allow the user set up of the RX NFM BW selection (8K5, 11K, 16K) 
+				field_bw.hidden(0);						// we are in FM mode, we need to allow FM deviation parameter , in non FM mode.
 				break;
-			case 1:
+			case 1:					 //{ "WFM", 1 }
+				enable_am  = false;
+				enable_usb = false;
+				enable_lsb = false;
+				enable_dsb = false;
+				enable_wfm = true;
+				field_bw.set_value(75);	// pre-default deviation FM for WFM
+				// field_bw.set_value(transmitter_model.channel_bandwidth() / 1000);
+				//if (rx_enabled)
+				rxaudio(rx_enabled); 					//Update now if we have RX audio on
+				options_tone_key.hidden(0);				// we are in WFM mode , we should have active the Key-tones & CTCSS option.
+
+				rxbw.emplace_back("  200k-WFM ", 0);		// locked a fixed option , to display it .
+				field_rxbw.set_options(rxbw);			// store that aux GUI option to the field_rxbw.
+
+				field_rxbw.hidden(0);					// we are in WFM mode,  we need to show to the user the selected BW WFM filer . 
+				field_bw.hidden(0);						// we are in WFM mode, we need to allow WFM deviation parameter , in non FM mode.
+				break;
+			case 2:					 //{ "AM", 2 }
 				enable_am = true;
 				rxaudio(rx_enabled); 					//Update now if we have RX audio on
 				options_tone_key.set_selected_index(0);	// we are NOT in FM mode ,  we reset the possible previous key-tones &CTCSS selection.
 				set_dirty();							// Refresh display	
 				options_tone_key.hidden(1);				// we hide that Key-tones & CTCSS input selecction, (no meaning in AM/DSB/SSB).
-				field_rxbw.hidden(1);					// we hide the NFM BW selection in other modes non_FM  (no meaning in AM/DSB/SSB)
-				check_rogerbeep.hidden(0);				// make visible again the "rogerbeep" selection.
+				
+				rxbw.emplace_back(" DSB1-9k   ", 0);		// we offer in AM DSB two audio BW 9k / 6k  .
+				rxbw.emplace_back(" DSB2-6k   ", 1);		
+				field_rxbw.set_options(rxbw);			// store that aux GUI option to the field_rxbw.
+	
+				field_rxbw.hidden(0);					// we show fixed RX  AM BW 6Khz 
+				field_bw.hidden(1);						// we hide the FM TX deviation parameter , in non FM mode.
+				check_rogerbeep.hidden(0);				// make visible again the "rogerbeep" selection.					
 				break;
-			case 2:
+			case 3:					 //{ "USB", 3 }
 				enable_usb = true;
 				rxaudio(rx_enabled); 					//Update now if we have RX audio on
 				check_rogerbeep.set_value(false);		// reset the possible activation of roger beep, because it is not compatible with SSB , by now. 
 				check_rogerbeep.hidden(1);				// hide that roger beep selection. 
+
+				rxbw.emplace_back("  USB+3k   ", 0);		// locked a fixed option , to display it .
+				field_rxbw.set_options(rxbw);			// store that aux GUI option to the field_rxbw.
+
 				set_dirty();							// Refresh display
 				break;
-			case 3:
+			case 4:					 //{ "LSB", 4 }
 				enable_lsb = true;
 				rxaudio(rx_enabled); 					//Update now if we have RX audio on
 				check_rogerbeep.set_value(false);		// reset the possible activation of roger beep, because it is not compatible with SSB , by now. 
 				check_rogerbeep.hidden(1);				// hide that roger beep selection. 
+				
+				rxbw.emplace_back("  LSB-3k   ", 0);		// locked a fixed option , to display it .
+				field_rxbw.set_options(rxbw);			// store that aux GUI option to the field_rxbw.
+				
 				set_dirty();							// Refresh display
 				break;
-			case 4:
+			case 5:				 	//{ "DSB-SC", 5 }
 				enable_dsb = true;
 				rxaudio(rx_enabled); 					//Update now if we have RX audio on
 				check_rogerbeep.hidden(0);				// make visible again the "rogerbeep" selection.
+			
+				rxbw.emplace_back("SSB1:USB+3k", 0); 	// added dynamically two options (index 0,1) to that DSB-C case to the  field_rxbw value.
+				rxbw.emplace_back("SSB2:LSB-3k", 1);
+		
+				field_rxbw.set_options(rxbw);			// store that aux GUI option to the field_rxbw.
+
 				break;
 		}
 		//configure_baseband();
@@ -448,19 +539,20 @@ MicTXView::MicTXView(
 	field_volume.on_change = [this](int32_t v) { this->on_headphone_volume_changed(v);	};

 	field_rxbw.on_change = [this](size_t, int32_t v) {
-		switch(v) {
-			case 0:
-				receiver_model.set_nbfm_configuration(0);
-				break;
-			case 1:
-				receiver_model.set_nbfm_configuration(1);
-				break;
-			case 2:
-				receiver_model.set_nbfm_configuration(2);
-				break;
+		if (!(enable_am || enable_usb || enable_lsb || enable_dsb || enable_wfm )) { 
+				// In Previous fw versions, that nbfm_configuration(n)  was done in any mode (FM/AM/SSB/DSB)...strictly speaking only need it in (NFM/FM) 
+				receiver_model.set_nbfm_configuration(v ); // we are in  NFM/FM case, we need to  select proper NFM/FM RX channel filter , NFM BW 8K5(0), NFM BW 11K(1) , FM BW 16K (2)
 		}
+		else {					// we are not in  NFM/FM mode  .(we could be in any of the rest : AM /USB/LSB/DSB-SC)
+			if (enable_am) { 	// we are in AM TX mode , we will allow both independent RX audio BW :  AM 9K (9K00AE3 / AM 6K (6K00AE3). (In AM option v can be 0 (9k) , 1 (6k) 
+				receiver_model.set_am_configuration(v );  // we are in AM TX mode , we need to  select proper AM full path config AM-9K filter. 0+0 =>AM-9K(0), 0+1=1 =>AM-6K(1),
+			} 
+	
+			if (enable_dsb) { 	// we are in DSB-SC in TX mode , we will allow both independent RX SSB demodulation (USB / LSB side band). in that submenu, v is 0 (SSB1 USB) or 1 (SSB2 LSB)
+				receiver_model.set_am_configuration(v +2 );  // we are in DSB-SC TX mode , we need to  select proper SSB filter. 0+2 =>usb(2), 1+2=3 =>lsb(3),
+			} 
+		}		 
 	};
-	field_rxbw.set_selected_index(2);

 	field_squelch.on_change = [this](int32_t v) { 
 		receiver_model.set_squelch_level(100 - v);	
@@ -537,9 +629,9 @@ MicTXView::MicTXView(
 	transmitter_model.set_baseband_bandwidth(1750000);
 	
 	set_tx(false);
-	
-	audio::set_rate(audio::Rate::Hz_24000);
-	audio::input::start();		// originally , audio::input::start();  (we added parameter)
+
+  	audio::set_rate(audio::Rate::Hz_24000);
+	audio::input::start(ak4951_alc_and_wm8731_boost_GUI);	// When detected AK4951 => set up ALC mode; when detected WM8731 => set up mic_boost ON/OFF.	
 }

 MicTXView::~MicTXView() {
@@ -548,7 +640,8 @@ MicTXView::~MicTXView() {
 	transmitter_model.disable();
 	if (rx_enabled) //Also turn off audio rx if enabled
 		rxaudio(false);
-	baseband::shutdown();
+	hackrf::cpld::load_sram_no_verify();  //  to leave all RX ok, without ghost signal problem at the exit .
+	baseband::shutdown(); // better this function at the end, not load_sram() that sometimes produces hang up.
 }

 }
@@ -83,7 +83,7 @@ private:
 	bool rx_enabled { false };
 	uint32_t tone_key_index { };
 	float mic_gain { 1.0 };
-    uint8_t  ak4951_alc_GUI_selected { 0 }; 
+    uint8_t  ak4951_alc_and_wm8731_boost_GUI  { 0 }; 
 	uint32_t audio_level { 0 };
 	uint32_t va_level { };
 	uint32_t attack_ms { };
@@ -99,18 +99,21 @@ private:
 	rf::Frequency rx_frequency { 0 };
 	int32_t focused_ui { 2 };
 	bool button_touch { false };
+	uint8_t shift_bits_s16 {4} ; // shift bits factor to the captured ADC S16 audio sample.

 	//AM TX Stuff
 	bool enable_am { false };
 	bool enable_dsb { false };
 	bool enable_usb { false };
 	bool enable_lsb { false };
+	bool enable_wfm { false };	// added to distinguish in the FM mode ,  RX BW : NFM (8K5, 11K), FM (16K), WFM(200K)

 	
 	Labels labels_WM8731 {		
 		{ { 3 * 8, 1 * 8 }, "MIC-GAIN:", Color::light_grey() },
+		{ { 17 * 8, 1 * 8 }, "Boost", Color::light_grey() },
 		{ { 3 * 8, 3 * 8 }, "F:", Color::light_grey() },
-		{ { 15 * 8, 3 * 8 }, "BW:   FM kHz", Color::light_grey() },
+		{ { 15 * 8, 3 * 8 }, "FM TXBW:    kHz", Color::light_grey() },		// to be more symetric and consistent to the below FM RXBW
 		{ { 3 * 8, 5 * 8 }, "GAIN:", Color::light_grey() },
 		{ {11 * 8, 5 * 8 }, "Amp:", Color::light_grey() },
 		{ { 18 * 8, (5 * 8) }, "Mode:", Color::light_grey() },
@@ -120,7 +123,7 @@ private:
 		{ {20 * 8, 10 * 8 }, "DEC:", Color::light_grey() },
 		{ { 4 * 8, ( 13 * 8 ) - 2 }, "TONE KEY:", Color::light_grey() },
 		{ { 7 * 8, 23 * 8 }, "VOL:", Color::light_grey() },
-		{ {15 * 8, 23 * 8 }, "FM RXBW:", Color::light_grey() },
+		{ {14 * 8, 23 * 8 }, "RXBW:", Color::light_grey() },				//we remove the label "FM" because we will display all MOD types RX_BW.
 		{ {17 * 8, 25 * 8 }, "SQ:", Color::light_grey() },
 		{ { 5 * 8, 25 * 8 }, "F:", Color::light_grey() },
 		{ { 5 * 8, 27 * 8 }, "LNA:", Color::light_grey()},
@@ -131,7 +134,7 @@ private:
 		{ { 3 * 8, 1 * 8 }, "MIC-GAIN:", Color::light_grey() },
 		{ { 17 * 8, 1 * 8 }, "ALC", Color::light_grey() },
 		{ { 3 * 8, 3 * 8 }, "F:", Color::light_grey() },
-		{ { 15 * 8, 3 * 8 }, "BW:   FM kHz", Color::light_grey() },
+		{ { 15 * 8, 3 * 8 }, "FM TXBW:    kHz", Color::light_grey() },
 		{ { 3 * 8, 5 * 8 }, "GAIN:", Color::light_grey() },
 		{ {11 * 8, 5 * 8 }, "Amp:", Color::light_grey() },
 		{ { 18 * 8, (5 * 8) }, "Mode:", Color::light_grey() },
@@ -140,8 +143,8 @@ private:
 		{ {12 * 8, 10 * 8 }, "ATT:", Color::light_grey() },
 		{ {20 * 8, 10 * 8 }, "DEC:", Color::light_grey() },
 		{ { 4 * 8, ( 13 * 8 ) - 2 }, "TONE KEY:", Color::light_grey() },
-		{ { 7 * 8, 23 * 8 }, "VOL:", Color::light_grey() },
-		{ {15 * 8, 23 * 8 }, "FM RXBW:", Color::light_grey() },
+		{ { (6 * 8)+4, 23 * 8 }, "VOL:", Color::light_grey() },
+		{ {14 * 8, 23 * 8 }, "RXBW:", Color::light_grey() },			//we remove the label "FM" because we will display all MOD types RX_BW.
 		{ {17 * 8, 25 * 8 }, "SQ:", Color::light_grey() },
 		{ { 5 * 8, 25 * 8 }, "F:", Color::light_grey() },
 		{ { 5 * 8, 27 * 8 }, "LNA:", Color::light_grey()},
@@ -171,7 +174,7 @@ private:
 		{ 20 * 8, 1 * 8 },				// Coordinates are: int:x (px), int:y (px)				
 		11,
 		{
-			{ " OFF-20kHz", 0 },	// Nothing changed from ORIGINAL,keeping ALL programm. AK4951 Dig. block->OFF)
+			{ " OFF-12kHz", 0 },	// Nothing changed from ORIGINAL,keeping ALL programmable  AK4951 Digital Block->OFF, sampling 24Khz)
 			{ "+12dB-6kHz", 1 },	// ALC-> on, (+12dB's) Auto Vol max + Wind Noise cancel + LPF 6kHz + Pre-amp Mic (+21dB=original)
 			{ "+09dB-6kHz", 2 },	// ALC-> on, (+09dB's) Auto Vol max + Wind Noise cancel + LPF 6kHz + Pre-amp Mic (+21dB=original)
 			{ "+06dB-6kHz", 3 },	// ALC-> on, (+06dB's) Auto Vol max + Wind Noise cancel + LPF 6kHz + Pre-amp Mic (+21dB=original)
@@ -186,11 +189,23 @@ private:
 		}
 	};

+OptionsField options_wm8731_boost_mode {
+		{ 22 * 8, 1 * 8 },				// Coordinates are: int:x (px), int:y (px)				
+		5,
+		{
+			{ "ON +12dB", 0 },	// WM8731 Mic Boost ON ,original+12dBs condition, easy to saturate ADC sat in high voice  ,relative G = +12 dB's respect ref level
+			{ "ON +06dB", 1 },	// WM8731 Mic Boost ON ,original+6 dBs condition, easy to saturate ADC sat in high voice  ,relative G = +06 dB's respect ref level
+			{ "OFF+04dB", 2 },	// WM8731 Mic Boost OFF to avoid ADC sat in high voice  ,relative  G =  +04 dB's (respect ref level) , always effective sampling 24khz 
+			{ "OFF-02dB", 3 },	// WM8731 Mic Boost OFF to avoid ADC sat in high voice  ,relative  G =  -02 dB's (respect ref level) 
+			{ "OFF-08dB", 4 },	// WM8731 Mic Boost OFF to avoid ADC sat in high voice  ,relative  G =  -12 dB's (respect ref level) 
+		}
+	};
+
 	FrequencyField field_frequency {
 		{ 5 * 8, 3 * 8 },
 	};
 	NumberField field_bw {
-		{ 18 * 8, 3 * 8 },
+		{ 23 * 8, 3 * 8 },
 		3,
 		{ 0, 150 },
 		1,
@@ -214,13 +229,14 @@ private:
 	
 	OptionsField options_mode {
 		{ 24 * 8, 5 * 8 },
-		3,
+		4,
 		{
-			{ "FM", 0 },
-			{ "AM", 1 },
-			{ "USB", 2 },
-			{ "LSB", 3 },
-			{ "DSB", 4 }
+			{ "NFM/FM", 0 },
+			{ " WFM  ", 1 },
+			{ "  AM  ", 2 },			// in fact that TX mode = AM -DSB with carrier .
+			{ " USB  ", 3 },
+			{ " LSB  ", 4 },
+			{ "DSB-SC", 5 }				// We are TX Double Side AM Band with suppressed carrier, and allowing in RX both indep SSB lateral band (USB/LSB).  
 		}
 	};
 	/*
@@ -293,13 +309,13 @@ private:
 	};
 	
 	OptionsField field_rxbw {
-	       { 23* 8, 23 * 8},
+	       { 19* 8, 23 * 8},
 	       3,
 	       {
-	       		{"8k5", 0},
-	       		{"11k", 1},
-	       		{"16k", 2}
-	       	}
+	       		{" NFM1:8k5  ", 0},
+	       		{" NFM2:11k  ", 1},
+	       		{" FM  :16k  ", 2},
+		   	}
 	};
 	
 	NumberField field_squelch {
@@ -26,6 +26,7 @@
 #include "baseband_api.hpp"
 #include "hackrf_gpio.hpp"
 #include "portapack_shared_memory.hpp"
+#include "cpld_update.hpp"
 #include "ui_textentry.hpp"
 #include "string_format.hpp"

@@ -102,7 +103,8 @@ MorseView::~MorseView() {
 	settings.save("tx_morse", &app_settings);

 	transmitter_model.disable();
-	baseband::shutdown();
+	hackrf::cpld::load_sram_no_verify();  // to leave all RX ok, without ghost signal problem at the exit .
+	baseband::shutdown(); // better this function at the end, not load_sram() that sometimes produces hang up.
 }

 void MorseView::paint(Painter&) {
@@ -0,0 +1,328 @@
+/*
+ * Copyright (C) 2016 Jared Boone, ShareBrained Technology, Inc.
+ * Copyright (C) 2016 Furrtek
+ * Copyleft  (ↄ) 2022 NotPike
+ *
+ * This file is part of PortaPack.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include "ui_playlist.hpp"
+#include "string_format.hpp"
+
+#include "ui_fileman.hpp"
+#include "io_file.hpp"
+
+#include "baseband_api.hpp"
+#include "portapack.hpp"
+#include "portapack_persistent_memory.hpp"
+#include <unistd.h>
+
+using namespace portapack;
+
+namespace ui {
+
+void PlaylistView::set_ready() {
+	ready_signal = true;
+}
+
+
+	void PlaylistView::load_file(std::filesystem::path playlist_path) {
+		File playlist_file;
+		
+		auto error = playlist_file.open(playlist_path.string());
+		if (!error.is_valid()) {
+			std::string line;
+			char one_char[1];
+			for (size_t pointer =0 ; pointer < playlist_file.size(); pointer++) {
+				playlist_file.seek(pointer);
+				playlist_file.read(one_char, 1);
+				if ((int) one_char[0] >= ' ') {
+					line += one_char[0];
+				} else if (one_char[0] == '\n') {
+					txtline_process(line); 
+					line.clear();
+				}
+			}
+			if (line.length() > 0) {
+				txtline_process(line); 
+			}
+		}
+		playlist_masterdb = playlist_db;
+		return ;
+		}
+
+
+	void PlaylistView::txtline_process(std::string &line) {
+		playlist_entry new_item;
+				rf::Frequency f;
+				size_t previous = 0;
+				size_t current = line.find(',');
+				std::string freqs = line.substr(0, current);
+				previous = current +1;
+				current = line.find(',', previous);
+				std::string file = line.substr(previous, current - previous);
+				previous = current +1;
+				current = line.find(',', previous);
+				uint32_t sample_rate = strtoll(line.substr(previous).c_str(), nullptr,  10);
+
+				f = strtoll(freqs.c_str(), nullptr, 0);
+				new_item.replay_frequency = f;
+				new_item.replay_file = "/" + file;
+				new_item.sample_rate = sample_rate;
+				new_item.next_delay = 0;
+
+					playlist_db.push_back(std::move(new_item));
+	}
+
+void PlaylistView::on_file_changed(std::filesystem::path new_file_path, rf::Frequency replay_frequency, uint32_t replay_sample_rate) {
+	File data_file;	
+	// Get file size
+	auto data_open_error = data_file.open("/" + new_file_path.string());
+	if (data_open_error.is_valid()) {
+		file_error();
+		return;
+	}
+	
+	file_path = new_file_path;
+	field_frequency.set_value(replay_frequency);
+	
+	sample_rate = replay_sample_rate;
+	
+	text_sample_rate.set(unit_auto_scale(sample_rate, 3, 0) + "Hz");
+	
+	auto file_size = data_file.size();
+	auto duration = (file_size * 1000) / (2 * 2 * sample_rate);
+	
+	progressbar.set_max(file_size);
+	text_filename.set(file_path.filename().string().substr(0, 12));
+	text_duration.set(to_string_time_ms(duration));
+	
+	button_play.focus();
+}
+
+void PlaylistView::on_tx_progress(const uint32_t progress) {
+	progressbar.set_value(progress);
+}
+
+void PlaylistView::focus() {
+	button_open.focus();
+}
+
+void PlaylistView::file_error() {
+	nav_.display_modal("Error", "File "+file_path.string() +" read error. " +file_path.string());
+}
+
+bool PlaylistView::is_active() const {
+	return (bool)replay_thread;
+}
+
+bool PlaylistView::loop() const {
+	return (bool) playlist_db.size();
+}
+
+void PlaylistView::toggle() {
+	if( is_active() ) {
+		stop(false);
+	} else {
+
+		start();
+	}
+}
+
+void PlaylistView::start() {
+	stop(false);
+
+		playlist_entry item = playlist_db.front();
+		playlist_db.pop_front();
+	//		playlist_entry item = playlist_db[0];
+//	for (playlist_entry item : playlist_db) {
+	//	file_path = item.replay_file;
+	//	rf::Frequency replay_frequency = strtoll(item.replay_frequency.c_str(),nullptr,10);
+		on_file_changed(item.replay_file, item.replay_frequency, item.sample_rate);
+		on_target_frequency_changed(item.replay_frequency);
+
+		std::unique_ptr<stream::Reader> reader;
+		
+		auto p = std::make_unique<FileReader>();
+		auto open_error = p->open(file_path);
+		if( open_error.is_valid() ) {
+			file_error();
+			return;                               // Fixes TX bug if there's a file error
+		} else {
+			reader = std::move(p);
+		}
+
+		if( reader ) {
+			button_play.set_bitmap(&bitmap_stop);
+			baseband::set_sample_rate(sample_rate * 8);
+			
+			replay_thread = std::make_unique<ReplayThread>(
+				std::move(reader),
+				read_size, buffer_count,
+				&ready_signal,
+				[](uint32_t return_code) {
+					ReplayThreadDoneMessage message { return_code };
+					EventDispatcher::send_message(message);
+				}
+			);
+		}
+		field_rfgain.on_change = [this](int32_t v) {
+			tx_gain = v;
+		};  
+		field_rfgain.set_value(tx_gain);
+		receiver_model.set_tx_gain(tx_gain); 
+		
+
+		field_rfamp.on_change = [this](int32_t v) {
+			rf_amp = (bool)v;
+		};
+		field_rfamp.set_value(rf_amp ? 14 : 0);
+
+		//Enable Bias Tee if selected
+		radio::set_antenna_bias(portapack::get_antenna_bias());
+			
+		radio::enable({
+			receiver_model.tuning_frequency(),
+			sample_rate * 8,
+			baseband_bandwidth,
+			rf::Direction::Transmit,
+			rf_amp,         //  previous code line : "receiver_model.rf_amp()," was passing the same rf_amp of all Receiver Apps  
+			static_cast<int8_t>(receiver_model.lna()),
+			static_cast<int8_t>(receiver_model.vga())
+		});  
+
+//	}
+} 
+
+void PlaylistView::stop(const bool do_loop) {
+	if( is_active() ) {
+		replay_thread.reset();
+	}
+	if (do_loop) {
+		if (playlist_db.size() > 0 ) {
+			start();
+		} else {
+			playlist_db = playlist_masterdb;
+			start();
+		}
+	} else {
+		radio::set_antenna_bias(false);    //Turn off Bias Tee
+		radio::disable();
+		button_play.set_bitmap(&bitmap_play);
+	}
+	
+	ready_signal = false;
+}
+
+void PlaylistView::handle_replay_thread_done(const uint32_t return_code) {
+	if (return_code == ReplayThread::END_OF_FILE) {
+			stop(true);
+	} else if (return_code == ReplayThread::READ_ERROR) {
+		stop(false);
+		file_error();
+	}
+	
+	progressbar.set_value(0);
+}
+
+PlaylistView::PlaylistView(
+	NavigationView& nav
+) : nav_ (nav)
+{
+
+	tx_gain = 35;field_rfgain.set_value(tx_gain);  // Initial default  value (-12 dB's max ).
+	field_rfamp.set_value(rf_amp ? 14 : 0);  // Initial default value True. (TX RF amp on , +14dB's)
+
+	baseband::run_image(portapack::spi_flash::image_tag_replay);
+
+	add_children({
+		&labels,
+		&button_open,
+		&text_filename,
+		&text_sample_rate,
+		&text_duration,
+		&progressbar,
+		&field_frequency,
+		&field_rfgain, 
+		&field_rfamp,       // let's not use common rf_amp
+		&check_loop,
+		&button_play,
+		&waterfall,
+	});
+	
+	field_frequency.set_value(target_frequency());
+	field_frequency.set_step(receiver_model.frequency_step());
+	field_frequency.on_change = [this](rf::Frequency f) {
+		this->on_target_frequency_changed(f);
+	};
+	field_frequency.on_edit = [this, &nav]() {
+		// TODO: Provide separate modal method/scheme?
+		auto new_view = nav.push<FrequencyKeypadView>(this->target_frequency());
+		new_view->on_changed = [this](rf::Frequency f) {
+			this->on_target_frequency_changed(f);
+			this->field_frequency.set_value(f);
+		};
+	};
+
+	field_frequency.set_step(5000);
+	
+	button_play.on_select = [this](ImageButton&) {
+		this->toggle();
+	};
+	
+	button_open.on_select = [this, &nav](Button&) {
+		auto open_view = nav.push<FileLoadView>(".TXT");
+		open_view->on_changed = [this](std::filesystem::path new_file_path) {
+			load_file(new_file_path);
+		};
+	};
+}
+
+PlaylistView::~PlaylistView() {
+	radio::disable();
+	baseband::shutdown();
+}
+
+void PlaylistView::on_hide() {
+	stop(false);
+	// TODO: Terrible kludge because widget system doesn't notify Waterfall that
+	// it's being shown or hidden.
+	waterfall.on_hide();
+	View::on_hide();
+}
+
+void PlaylistView::set_parent_rect(const Rect new_parent_rect) {
+	View::set_parent_rect(new_parent_rect);
+
+	const ui::Rect waterfall_rect { 0, header_height, new_parent_rect.width(), new_parent_rect.height() - header_height };
+	waterfall.set_parent_rect(waterfall_rect);
+}
+
+void PlaylistView::on_target_frequency_changed(rf::Frequency f) {
+	set_target_frequency(f);
+}
+
+void PlaylistView::set_target_frequency(const rf::Frequency new_value) {
+	persistent_memory::set_tuned_frequency(new_value);;
+}
+
+rf::Frequency PlaylistView::target_frequency() const {
+	return persistent_memory::tuned_frequency();
+}
+
+} /* namespace ui */
@@ -0,0 +1,176 @@
+/*
+ * Copyright (C) 2016 Jared Boone, ShareBrained Technology, Inc.
+ * Copyright (C) 2016 Furrtek
+ *
+ * This file is part of PortaPack.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+
+
+#include "ui_widget.hpp"
+#include "ui_navigation.hpp"
+#include "ui_receiver.hpp"
+#include "replay_thread.hpp"
+#include "ui_spectrum.hpp"
+
+#include <string>
+#include <memory>
+#include <deque>
+
+namespace ui {
+
+class PlaylistView : public View {
+public:
+	PlaylistView(NavigationView& nav);
+	~PlaylistView();
+
+	void on_hide() override;
+	void set_parent_rect(const Rect new_parent_rect) override;
+	void focus() override;
+
+	std::string title() const override { return "Playlist"; };
+	
+private:
+	NavigationView& nav_;
+	
+	static constexpr ui::Dim header_height = 3 * 16;
+	
+	struct playlist_entry {
+		rf::Frequency replay_frequency { 0 };
+		std::string replay_file{};
+		uint32_t sample_rate{};
+		uint32_t next_delay{};
+	};
+	std::deque<playlist_entry> playlist_db{};
+	std::deque<playlist_entry> playlist_masterdb{};
+	uint32_t sample_rate = 0;
+	int32_t tx_gain { 47 };
+	bool rf_amp { true }; // aux private var to store temporal, Replay App rf_amp user selection.
+	static constexpr uint32_t baseband_bandwidth = 2500000;
+	const size_t read_size { 16384 };
+	const size_t buffer_count { 3 };
+	void load_file(std::filesystem::path playlist_path);
+	void txtline_process(std::string &);
+	void on_file_changed(std::filesystem::path new_file_path, rf::Frequency replay_frequency, uint32_t replay_sample_rate);
+	void on_target_frequency_changed(rf::Frequency f);
+	void on_tx_progress(const uint32_t progress);
+	
+	void set_target_frequency(const rf::Frequency new_value);
+	rf::Frequency target_frequency() const;
+
+	void toggle();
+	void start();
+	void stop(const bool do_loop);
+	bool is_active() const;
+	bool loop() const;
+	void set_ready();
+	void handle_replay_thread_done(const uint32_t return_code);
+	void file_error();
+
+	std::filesystem::path file_path { };
+	std::unique_ptr<ReplayThread> replay_thread { };
+	bool ready_signal { false };
+
+	Labels labels {
+		{ { 10 * 8, 2 * 16 }, "GAIN   A:", Color::light_grey() }
+	};
+	
+	Button button_open {
+		{ 0 * 8, 0 * 16, 10 * 8, 2 * 16 },
+		"Open file"
+	};
+
+	
+	Text text_filename {
+		{ 11 * 8, 0 * 16, 12 * 8, 16 },
+		"-"
+	};
+	Text text_sample_rate {
+		{ 24 * 8, 0 * 16, 6 * 8, 16 },
+		"-"
+	};
+	
+	Text text_duration {
+		{ 11 * 8, 1 * 16, 6 * 8, 16 },
+		"-"
+	};
+	ProgressBar progressbar {
+		{ 18 * 8, 1 * 16, 12 * 8, 16 }
+	};
+	
+	FrequencyField field_frequency {
+		{ 0 * 8, 2 * 16 },
+	};
+	
+	NumberField field_rfgain {
+		{ 14 * 8, 2 * 16 },
+		2,
+		{ 0, 47 },
+		1,
+		' '	
+	};
+	NumberField field_rfamp {     // previously  I was using "RFAmpField field_rf_amp" but that is general Receiver amp setting.
+		{ 19 * 8, 2 * 16 },
+		2,
+		{ 0, 14 },                // this time we will display GUI , 0 or 14 dBs same as Mic App
+		14,
+		' '
+	};
+	Checkbox check_loop {
+		{ 21 * 8, 2 * 16 },
+		4,
+		"Loop",
+		true
+	};
+	ImageButton button_play {
+		{ 28 * 8, 2 * 16, 2 * 8, 1 * 16 },
+		&bitmap_play,
+		Color::green(),
+		Color::black()
+	};
+
+	spectrum::WaterfallWidget waterfall { };
+
+	MessageHandlerRegistration message_handler_replay_thread_error {
+		Message::ID::ReplayThreadDone,
+		[this](const Message* const p) {
+			const auto message = *reinterpret_cast<const ReplayThreadDoneMessage*>(p);
+			this->handle_replay_thread_done(message.return_code);
+		}
+	};
+	
+	MessageHandlerRegistration message_handler_fifo_signal {
+		Message::ID::RequestSignal,
+		[this](const Message* const p) {
+			const auto message = static_cast<const RequestSignalMessage*>(p);
+			if (message->signal == RequestSignalMessage::Signal::FillRequest) {
+				this->set_ready();
+			}
+		}
+	};
+	
+	MessageHandlerRegistration message_handler_tx_progress {
+		Message::ID::TXProgress,
+		[this](const Message* const p) {
+			const auto message = *reinterpret_cast<const TXProgressMessage*>(p);
+			this->on_tx_progress(message.progress);
+		}
+	};
+};
+
+} /* namespace ui */
@@ -23,6 +23,7 @@
 #include "ui_pocsag_tx.hpp"

 #include "baseband_api.hpp"
+#include "cpld_update.hpp"
 #include "string_format.hpp"
 #include "ui_textentry.hpp"

@@ -43,7 +44,8 @@ POCSAGTXView::~POCSAGTXView() {
 	settings.save("tx_pocsag", &app_settings);

 	transmitter_model.disable();
-	baseband::shutdown();
+	hackrf::cpld::load_sram_no_verify(); // to leave all RX ok, without ghost signal problem at the exit 
+	baseband::shutdown(); // better this function at the end, not load_sram() that sometimes produces hang up.
 }

 void POCSAGTXView::on_tx_progress(const uint32_t progress, const bool done) {
@@ -24,6 +24,7 @@

 #include "portapack.hpp"
 #include "baseband_api.hpp"
+#include "cpld_update.hpp"
 #include "portapack_shared_memory.hpp"

 #include <cstring>
@@ -180,7 +181,8 @@ RDSView::~RDSView() {
 	settings.save("tx_rds", &app_settings);

 	transmitter_model.disable();
-	baseband::shutdown();
+	hackrf::cpld::load_sram_no_verify();  // to leave all RX ok, without ghost signal problem at the exit.
+	baseband::shutdown(); // better this function at the end, not load_sram() that sometimes produces hang up.
 }

 void RDSView::start_tx() {
@@ -0,0 +1,403 @@
+/*
+ * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
+ * Copyright (C) 2018 Furrtek
+ *
+ * This file is part of PortaPack.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef _UI_RECON
+#define _UI_RECON
+
+#include "ui.hpp"
+#include "receiver_model.hpp"
+#include "ui_receiver.hpp"
+#include "ui_font_fixed_8x16.hpp"
+#include "freqman.hpp"
+#include "analog_audio_app.hpp"
+#include "audio.hpp"
+#include "ui_mictx.hpp"
+#include "portapack_persistent_memory.hpp"
+#include "baseband_api.hpp"
+#include "string_format.hpp"
+#include "file.hpp"
+#include "app_settings.hpp"
+
+
+namespace ui {
+
+    class ReconThread {
+        public:
+            ReconThread(freqman_db *database );
+            ~ReconThread();
+
+            void set_recon(const bool v);
+            void set_freq_delete(const bool v);
+            bool is_recon();
+
+            void set_lock_duration( const uint32_t v );
+            uint32_t get_lock_duration();
+            void set_lock_nb_match( const uint32_t v );
+            void set_match_mode( const uint32_t v );
+            uint32_t get_lock_nb_match();
+
+            void set_freq_lock(const uint32_t v);
+            uint32_t is_freq_lock();
+            int64_t get_current_freq();
+
+            void set_stepper(const int64_t v);
+
+            void change_recon_direction();
+            bool get_recon_direction();
+            void set_recon_direction( const bool v);
+
+            void set_continuous(const bool v);
+
+            void set_default_modulation( freqman_index_t index );
+            freqman_index_t get_current_modulation();
+            void set_default_bandwidth( freqman_index_t index );
+            freqman_index_t get_current_bandwidth();
+            void set_default_step( freqman_index_t index );
+            void set_freq_index( int16_t index );
+            int16_t get_freq_index();
+
+            void run();
+            void stop();
+
+            ReconThread(const ReconThread&) = delete;
+            ReconThread(ReconThread&&) = delete;
+            ReconThread& operator=(const ReconThread&) = delete;
+            ReconThread& operator=(ReconThread&&) = delete;
+
+        private:
+            freqman_db &frequency_list_ ;
+            Thread* thread { nullptr };
+            int64_t freq = 0 ;
+            uint32_t step = 0 ;
+            freqman_index_t def_modulation  = 0 ;
+            freqman_index_t def_bandwidth = 0 ;
+            freqman_index_t def_step = 0 ;
+            tone_index tone = 0 ;
+            freqman_entry last_entry = { } ;
+            int16_t frequency_index = 0 ;
+
+            bool _recon { true };
+            bool _freq_delete { false };
+            bool _fwd { true };
+            bool _continuous { true };
+            int64_t _stepper { 0 };
+            int32_t _freq_lock { 0 };
+            uint32_t _lock_duration { 50 };
+            uint32_t _lock_nb_match { 10 };
+            static msg_t static_fn(void* arg);
+    };
+
+    class ReconView : public View {
+        public:
+            ReconView(NavigationView& nav);
+            ~ReconView();
+
+            void focus() override;
+
+            void big_display_freq( int64_t f );
+
+            const Style style_grey {		// recon
+                .font = font::fixed_8x16,
+                    .background = Color::black(),
+                    .foreground = Color::grey(),
+            };
+
+            const Style style_white {		// recon
+                .font = font::fixed_8x16,
+                    .background = Color::black(),
+                    .foreground = Color::white(),
+            };
+
+            const Style style_yellow {		//Found signal
+                .font = font::fixed_8x16,
+                    .background = Color::black(),
+                    .foreground = Color::yellow(),
+            };
+
+            const Style style_green {		//Found signal
+                .font = font::fixed_8x16,
+                    .background = Color::black(),
+                    .foreground = Color::green(),
+            };
+
+            const Style style_red {		//erasing freq
+                .font = font::fixed_8x16,
+                    .background = Color::black(),
+                    .foreground = Color::red(),
+            };
+
+            const Style style_blue {		// quick recon, wait == 0
+                .font = font::fixed_8x16,
+                    .background = Color::black(),
+                    .foreground = Color::blue(),
+            };
+
+            std::string title() const override { return "Recon"; };
+
+            //void set_parent_rect(const Rect new_parent_rect) override;
+
+        private:
+            NavigationView& nav_;
+
+            void start_recon_thread();
+            size_t change_mode( freqman_index_t mod_type);
+            void show_max( bool refresh_display = false );
+            void recon_pause();
+            void recon_resume();
+            void user_pause();
+            void user_resume();
+            void frequency_file_load( bool stop_all_before = false);
+            void on_statistics_update(const ChannelStatistics& statistics);
+            void on_headphone_volume_changed(int32_t v);
+            void set_display_freq( int64_t freq );
+            void handle_retune( int64_t freq , uint32_t index );
+            bool check_sd_card();
+
+            jammer::jammer_range_t frequency_range { false, 0, 0 };  //perfect for manual recon task too...
+            int32_t squelch { 0 };
+            int32_t db { 0 };
+            int32_t timer { 0 };
+            int32_t wait { 5000 };   // in msec. if > 0 wait duration after a lock, if < 0 duration is set to 'wait' unless there is no more activity
+            uint32_t lock_wait { 500 }; // in msec. Represent the maximum amount of time we will wait for a lock to complete before switching to next
+            int32_t def_step { 0 };
+            freqman_db frequency_list  = { };
+            uint32_t current_index { 0 };
+            bool userpause { false };
+            bool continuous_lock { false };
+            std::string input_file = { "RECON" };
+            std::string output_file = { "RECON_RESULTS" };
+            bool autosave    = { true };
+            bool autostart   = { true };
+            bool continuous  = { true }; 
+            bool filedelete  = { true };
+            bool load_freqs  = { true };
+            bool load_ranges = { true };
+            bool load_hamradios = { true };
+            bool update_ranges = { true };
+            bool fwd = { true };
+            // maximum usable freq
+            long long int MAX_UFREQ = { 7200000000 };
+            uint32_t recon_lock_nb_match = { 10 };
+            uint32_t recon_lock_duration = { 50 };
+            uint32_t recon_match_mode = { 0 };
+            bool scanner_mode { false };
+            bool manual_mode { false };
+            bool sd_card_mounted = false ;
+            int32_t volume = 40 ;
+
+            Labels labels 
+            { 
+                { { 0  * 8 , 0  * 16      }, "LNA:   VGA:   AMP:  VOL:     ", Color::light_grey() },
+                    { { 0  * 8 , 1  * 16      }, "BW:      SQ:    W,L:     ,     ", Color::light_grey() },
+                    { { 3  * 8 , 10 * 16      }, "START       END     MANUAL", Color::light_grey() },
+                    { { 0  * 8 , (26 * 8) + 4 }, "MODE:", Color::light_grey() },
+                    { { 11 * 8 , (26 * 8) + 4 }, "STEP:", Color::light_grey() },
+            };
+
+            LNAGainField field_lna {
+                { 4 * 8, 0 * 16 }
+            };
+
+            VGAGainField field_vga {
+                { 11 * 8, 0 * 16 }
+            };
+
+            RFAmpField field_rf_amp {
+                { 18 * 8, 0 * 16 }
+            };
+
+            NumberField field_volume {
+                { 24 * 8, 0 * 16 },
+                    2,
+                    { 0, 99 },
+                    1,
+                    ' ',
+            };
+
+            OptionsField field_bw {
+                { 3 * 8, 1 * 16 },
+                    6,
+                    { }
+            };		
+
+            NumberField field_squelch {
+                { 12 * 8, 1 * 16 },
+                    3,
+                    { -90, 20 },
+                    1,
+                    ' ',
+            };
+
+            NumberField field_wait {
+                { 20 * 8, 1 * 16 },
+                    5,
+                    { -9000, 9000 },
+                    100,
+                    ' ',
+            };
+
+            NumberField field_lock_wait {
+                { 26 * 8, 1 * 16 },
+                    4,
+                    { 100 , 9000 },
+                    100,
+                    ' ',
+            };
+
+            RSSI rssi {
+                { 0 * 16, 2 * 16, 15 * 16, 8 },
+            }; 
+
+            Text text_cycle {
+                { 0, 3 * 16, 3 * 8, 16 },  
+            };
+
+            Text text_max {
+                { 3 * 8, 3 * 16, 20 * 8 , 16 },  
+            };
+
+            Text desc_cycle {
+                {0, 4 * 16, 240, 16 },	   
+            };
+
+            /* BigFrequency big_display {		//Show frequency in glamour
+               { 4, 7 * 16 - 8 , 28 * 8, 52 },
+               0
+               }; */
+
+            Text big_display {		//Show frequency in text mode
+                { 0, 5 * 16 , 28 * 8, 16 },
+            };
+
+            Text freq_stats {		//Show frequency stats in text mode
+                { 0, 6 * 16 , 28 * 8, 16 },
+            };
+
+            Text text_timer {		//Show frequency stats in text mode
+                { 0, 7 * 16 , 28 * 8, 16 },
+            };
+
+            Button button_recon_setup {
+                { 25 * 8 , 2 * 16 + 8 , 4 * 8, 28 },
+                    "OPT"
+            };
+
+            Button button_scanner_mode {
+                { 21 * 8 , 8 * 16 , 9 * 8, 28 },
+                    "RECON"
+            };
+
+            Text file_name {		//Show file used
+                { 0 , 8 * 16 + 4 , 20 * 8, 16 },
+            };
+
+
+            ButtonWithEncoder button_manual_start {
+                { 0 * 8, 11 * 16, 11 * 8, 28 },
+                    ""
+            };
+
+            ButtonWithEncoder button_manual_end {
+                { 12 * 8 - 6, 11 * 16, 11 * 8, 28 },
+                    ""
+            };
+
+            Button button_manual_recon {
+                { 23 * 8 - 3, 11 * 16, 7 * 8 , 28 },
+                    "SEARCH"
+            };
+
+            OptionsField field_mode {
+                { 5 * 8, (26 * 8) + 4 },
+                    6,
+                    {
+                    }
+            };
+
+            OptionsField step_mode {
+                { 17 * 8, (26 * 8) + 4 },
+                    12,
+                    {
+                    }
+            };
+
+            ButtonWithEncoder button_pause {
+                { 0, (15 * 16) - 4, 72, 28 },
+                    "PAUSE"
+            }; 
+
+
+            Button button_audio_app {
+                { 84, (15 * 16) - 4, 72, 28 },
+                    "AUDIO"
+            };
+
+            ButtonWithEncoder button_add {
+                { 168, (15 * 16) - 4, 72, 28 },
+                    "<STORE>"
+            };
+
+            Button button_dir {
+                { 0,  (35 * 8) - 4, 34, 28 },
+                    "FW>"
+            };
+
+            Button button_restart {
+                { 38, (35 * 8) - 4, 34, 28 },
+                    "RST"
+            };
+
+
+            Button button_mic_app {
+                { 84,  (35 * 8) - 4, 72, 28 },
+                    "MIC TX"
+            };
+
+            ButtonWithEncoder button_remove {
+                { 168, (35 * 8) - 4, 72, 28 },
+                    "<REMOVE>"
+            };
+
+            std::unique_ptr<ReconThread> recon_thread { };
+
+            MessageHandlerRegistration message_handler_retune {
+                Message::ID::Retune,
+                    [this](const Message* const p) {
+                        const auto message = *reinterpret_cast<const RetuneMessage*>(p);
+                        this->handle_retune(message.freq,message.range);
+                    }
+            };
+
+            MessageHandlerRegistration message_handler_stats {
+                Message::ID::ChannelStatistics,
+                    [this](const Message* const p) {
+                        this->on_statistics_update(static_cast<const ChannelStatisticsMessage*>(p)->statistics);
+                    }
+            };
+            // app save settings
+            std::app_settings settings { }; 		
+            std::app_settings::AppSettings app_settings { };
+    };
+
+} /* namespace ui */
+
+#endif
@@ -0,0 +1,301 @@
+/*
+ * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
+ * Copyright (C) 2016 Furrtek
+ *
+ * This file is part of PortaPack.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include "ui_recon_settings.hpp"
+#include "ui_navigation.hpp"
+#include "ui_fileman.hpp"
+#include "ui_textentry.hpp"
+
+#include "file.hpp"
+#include "portapack.hpp"
+#include "portapack_persistent_memory.hpp"
+
+using namespace std;
+using namespace portapack;
+
+namespace ui {
+
+    bool ReconSetupLoadStrings( std::string source, std::string &input_file , std::string &output_file , uint32_t &recon_lock_duration , uint32_t &recon_lock_nb_match , int32_t &recon_squelch_level , uint32_t &recon_match_mode , int32_t &wait , uint32_t &lock_wait , int32_t &volume )
+    {
+        File settings_file;
+        size_t length, file_position = 0;
+        char * pos;
+        char * line_start;
+        char * line_end;
+        char file_data[257];
+
+        uint32_t it = 0 ;
+        uint32_t nb_params = 9 ;
+        std::string params[ 9 ];
+
+        bool check_sd_card = (sd_card::status() == sd_card::Status::Mounted) ? true : false ;
+
+        if( check_sd_card )
+        {
+            auto result = settings_file.open( source );
+            if( !result.is_valid() )
+            {
+                while( it < nb_params )
+                {
+                    // Read a 256 bytes block from file
+                    settings_file.seek(file_position);
+                    memset(file_data, 0, 257);
+                    auto read_size = settings_file.read(file_data, 256);
+                    if (read_size.is_error())
+                        break ;
+                    file_position += 256;
+                    // Reset line_start to beginning of buffer
+                    line_start = file_data;
+                    pos=line_start;
+                    while ((line_end = strstr(line_start, "\x0A"))) {
+                        length = line_end - line_start - 1 ;
+                        params[ it ]  = string( pos , length );
+                        it ++ ;	
+                        line_start = line_end + 1;
+                        pos=line_start ;
+                        if (line_start - file_data >= 256) 
+                            break;
+                        if( it >= nb_params )
+                            break ;
+                    }			
+                    if (read_size.value() != 256)
+                        break;	// End of file
+
+                    // Restart at beginning of last incomplete line
+                    file_position -= (file_data + 256 - line_start);
+                }
+            }
+
+        }
+
+        if( it > 0 )
+            input_file = params[ 0 ];
+        else
+            input_file  = "RECON" ;
+
+        if( it > 1 )
+            output_file= params[ 1 ];
+        else
+            output_file = "RECON_RESULTS" ;	
+
+        if( it > 2 )
+            recon_lock_duration = strtoll( params[ 2 ].c_str() , nullptr , 10 );
+        else
+            recon_lock_duration = 50 ;
+
+        if( it > 3 )
+            recon_lock_nb_match = strtoll( params[ 3 ].c_str() , nullptr , 10 );
+        else
+            recon_lock_nb_match = 10 ;
+
+        if( it > 4 )
+            recon_squelch_level = strtoll( params[ 4 ].c_str() , nullptr , 10 );
+        else
+            recon_squelch_level = -14 ;
+
+        if( it > 5 )
+            recon_match_mode    = strtoll( params[ 5 ].c_str() , nullptr , 10 );
+        else
+            recon_match_mode = 0 ;
+
+        if( it > 6 )
+            wait = strtoll( params[ 6 ].c_str() , nullptr , 10 );
+        else
+            wait = 5000 ;
+
+        if( it > 7 )
+            lock_wait = strtoll( params[ 7 ].c_str() , nullptr , 10 );
+        else
+            lock_wait = 1000 ;
+
+        if( it > 8 )
+            volume = strtoll( params[ 8 ].c_str() , nullptr , 10 );
+        else
+            volume = 40 ;
+
+        if( it < nb_params )
+        {
+            /* bad number of params, signal defaults */
+            return false ;
+        }
+        return true ;
+    }
+
+    bool ReconSetupSaveStrings( std::string dest, std::string input_file , std::string output_file , uint32_t recon_lock_duration , uint32_t recon_lock_nb_match , int32_t recon_squelch_level , uint32_t recon_match_mode , int32_t wait , uint32_t lock_wait , int32_t volume )
+    {
+        File settings_file;
+
+        auto result = settings_file.create( dest );
+        if( result.is_valid() )
+            return false ;
+        settings_file.write_line( input_file );
+        settings_file.write_line( output_file );
+        settings_file.write_line( to_string_dec_uint( recon_lock_duration ) );
+        settings_file.write_line( to_string_dec_uint( recon_lock_nb_match ) );
+        settings_file.write_line( to_string_dec_int( recon_squelch_level ) );
+        settings_file.write_line( to_string_dec_uint( recon_match_mode ) );
+        settings_file.write_line( to_string_dec_int( wait ) );
+        settings_file.write_line( to_string_dec_uint( lock_wait ) );
+        settings_file.write_line( to_string_dec_int( volume ) );
+        return true ;
+    }
+
+    ReconSetupViewMain::ReconSetupViewMain( NavigationView &nav , Rect parent_rect , std::string input_file , std::string output_file ) : View( parent_rect ) , _input_file { input_file } , _output_file { output_file } 
+    {
+        hidden(true);
+        add_children({
+                &button_load_freqs,
+                &text_input_file,
+                &button_save_freqs,
+                &button_output_file,
+                &checkbox_autosave_freqs,
+                &checkbox_autostart_recon,
+                &checkbox_continuous,
+                &checkbox_clear_output
+                });
+
+        checkbox_autosave_freqs.set_value( persistent_memory::recon_autosave_freqs() );
+        checkbox_autostart_recon.set_value( persistent_memory::recon_autostart_recon() );
+        checkbox_continuous.set_value( persistent_memory::recon_continuous() );
+        checkbox_clear_output.set_value( persistent_memory::recon_clear_output() );
+
+        text_input_file.set( _input_file );	
+        button_output_file.set_text( _output_file );	
+
+        button_load_freqs.on_select = [this, &nav](Button&) {
+            auto open_view = nav.push<FileLoadView>(".TXT");
+            open_view->on_changed = [this,&nav](std::filesystem::path new_file_path) {
+                std::string dir_filter = "FREQMAN/";
+                std::string str_file_path = new_file_path.string();
+                if (str_file_path.find(dir_filter) != string::npos) { // assert file from the FREQMAN folder
+                                                                      // get the filename without txt extension so we can use load_freqman_file fcn
+                    _input_file = new_file_path.stem().string();
+                    text_input_file.set( _input_file );
+                } else {
+                    nav.display_modal("LOAD ERROR", "A valid file from\nFREQMAN directory is\nrequired.");
+                }
+            };
+        };
+
+        button_save_freqs.on_select = [this, &nav](Button&) {
+            auto open_view = nav.push<FileLoadView>(".TXT");
+            open_view->on_changed = [this,&nav](std::filesystem::path new_file_path) {
+                std::string dir_filter = "FREQMAN/";
+                std::string str_file_path = new_file_path.string();
+                if (str_file_path.find(dir_filter) != string::npos) { // assert file from the FREQMAN folder
+                    _output_file = new_file_path.stem().string();
+                    button_output_file.set_text( _output_file );	
+                } else {
+                    nav.display_modal("LOAD ERROR", "A valid file from\nFREQMAN directory is\nrequired.");
+                }
+            };
+        };
+
+        button_output_file.on_select =[this, &nav](Button&) {
+            text_prompt( nav, _output_file , 28 ,
+                    [this](std::string& buffer) {
+                    _output_file = buffer ;
+                    button_output_file.set_text( _output_file );
+                    }   );
+        };
+    };
+
+    void ReconSetupViewMain::Save( std::string &input_file , std::string &output_file ) {
+        persistent_memory::set_recon_autosave_freqs(checkbox_autosave_freqs.value());
+        persistent_memory::set_recon_autostart_recon(checkbox_autostart_recon.value());
+        persistent_memory::set_recon_continuous(checkbox_continuous.value()); 
+        persistent_memory::set_recon_clear_output(checkbox_clear_output.value()); 
+        input_file=_input_file ;
+        output_file=_output_file ;
+    };
+    void ReconSetupViewMore::Save( uint32_t &recon_lock_duration , uint32_t &recon_lock_nb_match , uint32_t &recon_match_mode ) {
+        persistent_memory::set_recon_load_freqs(checkbox_load_freqs.value()); 
+        persistent_memory::set_recon_load_ranges(checkbox_load_ranges.value()); 
+        persistent_memory::set_recon_load_hamradios(checkbox_load_hamradios.value()); 
+        persistent_memory::set_recon_update_ranges_when_recon(checkbox_update_ranges_when_recon.value()); 
+        recon_lock_duration = field_recon_lock_duration.value();
+        recon_lock_nb_match = field_recon_lock_nb_match.value();
+        recon_match_mode    = field_recon_match_mode . selected_index_value() ;
+    };
+
+    void ReconSetupViewMain::focus() {
+        button_load_freqs.focus();
+    }
+
+    ReconSetupViewMore::ReconSetupViewMore( NavigationView &nav , Rect parent_rect , uint32_t recon_lock_duration , uint32_t recon_lock_nb_match , uint32_t recon_match_mode ) : View( parent_rect ), _recon_lock_duration { recon_lock_duration } , _recon_lock_nb_match { recon_lock_nb_match } , _recon_match_mode { recon_match_mode } 
+    {
+        (void)nav;
+        hidden(true);
+
+        add_children({
+                &checkbox_load_freqs,
+                &checkbox_load_ranges,
+                &checkbox_load_hamradios,
+                &checkbox_update_ranges_when_recon,
+                &text_recon_lock_duration,
+                &field_recon_lock_duration,
+                &text_recon_lock_nb,
+                &field_recon_lock_nb_match,
+                &field_recon_match_mode,
+                });
+
+        checkbox_load_freqs.set_value( persistent_memory::recon_load_freqs() );
+        checkbox_load_ranges.set_value( persistent_memory::recon_load_ranges() );
+        checkbox_load_hamradios.set_value( persistent_memory::recon_load_hamradios() );
+        checkbox_update_ranges_when_recon.set_value( persistent_memory::recon_update_ranges_when_recon() );
+        field_recon_lock_duration.set_value( _recon_lock_duration ); 
+        field_recon_lock_nb_match.set_value( _recon_lock_nb_match ); 
+        field_recon_match_mode.set_by_value( _recon_match_mode ); 
+    };
+
+    void ReconSetupViewMore::focus() {
+        checkbox_load_freqs.focus();
+    }
+
+    void ReconSetupView::focus() {
+        viewMain.focus();
+    }
+
+    ReconSetupView::ReconSetupView(
+            NavigationView& nav , std::string _input_file , std::string _output_file , uint32_t _recon_lock_duration , uint32_t _recon_lock_nb_match , uint32_t _recon_match_mode ) : nav_ { nav } , input_file { _input_file } , output_file { _output_file } , recon_lock_duration { _recon_lock_duration } , recon_lock_nb_match { _recon_lock_nb_match } , recon_match_mode { _recon_match_mode } 
+    {
+        add_children({
+                &tab_view,
+                &viewMain,
+                &viewMore,
+                &button_save
+                });
+
+        button_save.on_select = [this,&nav](Button&) {
+            viewMain.Save( input_file , output_file );
+            viewMore.Save( recon_lock_duration , recon_lock_nb_match , recon_match_mode );
+            std::vector<std::string> messages ;
+            messages.push_back( input_file );
+            messages.push_back( output_file );
+            messages.push_back( to_string_dec_uint( recon_lock_duration ) );
+            messages.push_back( to_string_dec_uint( recon_lock_nb_match ) );
+            messages.push_back( to_string_dec_uint( recon_match_mode ) );
+            on_changed( messages );
+            nav.pop();
+        };
+    }
+} /* namespace ui */
@@ -0,0 +1,194 @@
+/*
+ * Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
+ * Copyright (C) 2016 Furrtek
+ *
+ * This file is part of PortaPack.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include "serializer.hpp"
+#include "ui.hpp"
+#include "ui_widget.hpp"
+#include "ui_tabview.hpp"
+#include "ui_navigation.hpp"
+#include "string_format.hpp"
+
+namespace ui {
+
+    bool ReconSetupLoadStrings( std::string source, std::string &input_file , std::string &output_file , uint32_t &recon_lock_duration , uint32_t &recon_lock_nb_match , int32_t &recon_squelch_level , uint32_t &recon_match_mode , int32_t &wait , uint32_t &lock_wait , int32_t &volume );
+    bool ReconSetupSaveStrings( std::string dest, const std::string input_file , const std::string output_file , const uint32_t recon_lock_duration , const uint32_t recon_lock_nb_match , int32_t recon_squelch_level , uint32_t recon_match_mode , int32_t wait , uint32_t lock_wait , int32_t volume );
+
+    class ReconSetupViewMain : public View {
+        public:
+            ReconSetupViewMain( NavigationView& nav, Rect parent_rect , std::string input_file , std::string output_file );
+            void Save( std::string &input_file , std::string &output_file );
+            void focus() override;
+
+        private:
+            std::string _input_file  = { "RECON" };
+            std::string _output_file = { "RECON_RESULTS" };
+
+            Button button_load_freqs {
+                { 1 * 8 , 12 , 18 * 8 , 22 },
+                    "select input file"
+            };
+            Text text_input_file {
+                { 1 * 8 , 4 + 2 * 16, 18 * 8, 22 },  
+                    "RECON"
+            };
+
+            Button button_save_freqs {
+                { 1 * 8 , 4 * 16 - 8 , 18 * 8 , 22 },
+                    "select output file"
+            };
+            Button button_output_file {
+                { 1 * 8 , 5 * 16 - 2, 18 * 8, 22 },  
+                    "RECON_RESULTS"	
+            };
+
+            Checkbox checkbox_autosave_freqs {
+                { 1 * 8, 7 * 16 - 4 },
+                    3,
+                    "autosave freqs"
+            };
+
+            Checkbox checkbox_autostart_recon {
+                { 1 * 8, 9 * 16 - 4 },
+                    3,
+                    "autostart recon"
+            };
+
+            Checkbox checkbox_continuous {
+                { 1 * 8, 11 * 16 - 4 },
+                    3,
+                    "continuous"
+            };
+            Checkbox checkbox_clear_output {
+                { 1 * 8, 13 * 16 - 4 },
+                    3,
+                    "clear output at start"
+            };
+    };
+
+    class ReconSetupViewMore : public View {
+        public:
+            ReconSetupViewMore( NavigationView& nav, Rect parent_rect , const uint32_t _recon_lock_duration , const uint32_t _recon_lock_nb_match , const uint32_t _recon_match_mode );
+
+            void Save( uint32_t &recon_lock_duration , uint32_t &recon_lock_nb_match , uint32_t &recon_match_mode );
+
+            void focus() override;
+
+        private:
+
+            const uint32_t _recon_lock_duration = 50 ;
+            const uint32_t _recon_lock_nb_match = 10 ;
+            const uint32_t _recon_match_mode = 0 ;
+
+            Checkbox checkbox_load_freqs {
+                { 1 * 8, 12 },
+                    3,
+                    "input: load freqs"
+            };
+
+            Checkbox checkbox_load_ranges {
+                { 1 * 8, 42 },
+                    3,
+                    "input: load ranges"
+            };
+
+            Checkbox checkbox_load_hamradios {
+                { 1 * 8, 72 },
+                    3,
+                    "input: load hamradios"
+            };
+
+            Checkbox checkbox_update_ranges_when_recon {
+                { 1 * 8, 102 },
+                    3,
+                    "auto update m-ranges"
+            };
+            Text text_recon_lock_duration {
+                { 1 * 8 , 132 , 22 * 8 , 22 },  
+                    "    ms (lock duration)"
+            };
+            NumberField field_recon_lock_duration {
+                { 1 * 8, 132 },             // position X , Y
+                    4,                      // number of displayed digits (even empty)
+                    { 50 , 990 },           // range of number
+                    10,                     // rotary encoder increment
+                    ' ',                    // filling character 
+                    false                   // can loop
+            };
+            Text text_recon_lock_nb {
+                { 1 * 8 , 162 , 25 * 8 , 22 },  
+                    "    x (nb lock to match freq)"
+            };
+            NumberField field_recon_lock_nb_match {
+                { 1 * 8, 162 },
+                    4,
+                    { 1, 99 },
+                    1,
+                    ' ',
+                    false
+            };
+            OptionsField field_recon_match_mode {
+                { 1 * 8, 192 },
+                    20,   // CONTINUOUS MATCH MODE / SPARSE TIMED MATCH MODE
+                    {
+                        { "SQL MATCH: CONTINOUS" , 0 },
+                        { "SQL MATCH: SPARSE" , 1 }
+                    }
+            };
+    };
+
+
+    class ReconSetupView : public View {
+        public:
+            ReconSetupView( NavigationView& nav , std::string _input_file , std::string _output_file , const uint32_t _recon_lock_duration , const uint32_t _recon_lock_nb_match , const uint32_t _recon_match_mode );
+
+            std::function<void( std::vector<std::string> messages )> on_changed { };
+
+            void focus() override;
+
+            std::string title() const override { return "Recon setup"; };
+
+        private:
+
+            NavigationView& nav_ ;
+
+            std::string input_file  = { "RECON" };
+            std::string output_file = { "RECON_RESULTS" };
+            uint32_t recon_lock_duration = 50 ;
+            uint32_t recon_lock_nb_match = 10 ;
+            uint32_t recon_match_mode = 0 ;
+
+            Rect view_rect = { 0, 3 * 8, 240, 230 };
+
+            ReconSetupViewMain viewMain{ nav_ , view_rect , input_file , output_file };
+            ReconSetupViewMore viewMore{ nav_ , view_rect , recon_lock_duration , recon_lock_nb_match , recon_match_mode };
+
+            TabView tab_view {
+                { "Main", Color::cyan() , &viewMain },
+                    { "More", Color::green(), &viewMore }
+            };
+            Button button_save {
+                { 9 * 8, 255, 14 * 8 , 40 },
+                    "SAVE"
+            };
+    };
+
+} /* namespace ui */
@@ -160,9 +160,9 @@ ScannerView::~ScannerView() {
 }

 void ScannerView::show_max() {		//show total number of freqs to scan
-	if (frequency_list.size() == MAX_DB_ENTRY) {
+	if (frequency_list.size() == FREQMAN_MAX_PER_FILE ) {
 		text_max.set_style(&style_red);
-		text_max.set( "/ " + to_string_dec_uint(MAX_DB_ENTRY) + " (DB MAX!)");
+		text_max.set( "/ " + to_string_dec_uint(FREQMAN_MAX_PER_FILE ) + " (DB MAX!)");
 	}
 	else {
 		text_max.set_style(&style_grey);
@@ -304,7 +304,7 @@ ScannerView::ScannerView(
 		);

 		rf::Frequency frequency = frequency_range.min;
-		while (frequency_list.size() < MAX_DB_ENTRY &&  frequency <= frequency_range.max) { //add manual range				
+		while (frequency_list.size() < FREQMAN_MAX_PER_FILE  &&  frequency <= frequency_range.max) { //add manual range				
 			frequency_list.push_back(frequency);
 			description_list.push_back("");				//If empty, will keep showing the last description
 			frequency+=def_step;
@@ -398,7 +398,7 @@ void ScannerView::frequency_file_load(std::string file_name, bool stop_all_befor
 	if ( load_freqman_file(file_name, database)  ) {
 		loaded_file_name = file_name; // keep loaded filename in memory
 		for(auto& entry : database) {									// READ LINE PER LINE
-			if (frequency_list.size() < MAX_DB_ENTRY) {					//We got space!
+			if (frequency_list.size() < FREQMAN_MAX_PER_FILE ) {					//We got space!
 				if (entry.type == RANGE)  {								//RANGE	
 					switch (entry.step) {
 						case AM_US:	def_step = 10000;  	break ;
@@ -421,7 +421,7 @@ void ScannerView::frequency_file_load(std::string file_name, bool stop_all_befor
 						+ ">" + to_string_short_freq(entry.frequency_b)
 						+ " S" + to_string_short_freq(def_step).erase(0,1) //euquiq: lame kludge to reduce spacing in step freq
 						);
-					while (frequency_list.size() < MAX_DB_ENTRY && entry.frequency_a <= entry.frequency_b) { //add the rest of the range
+					while (frequency_list.size() < FREQMAN_MAX_PER_FILE  && entry.frequency_a <= entry.frequency_b) { //add the rest of the range
 						entry.frequency_a+=def_step;
 						frequency_list.push_back(entry.frequency_a);
 						description_list.push_back("");				//Token (keep showing the last description)
@@ -529,10 +529,12 @@ size_t ScannerView::change_mode(uint8_t new_mod) { //Before this, do a scan_thre
 		receiver_model.set_sampling_rate(3072000);	receiver_model.set_baseband_bandwidth(1750000);	
 		break;
 	case AM:
-		bw.emplace_back("DSB", 0);
-		bw.emplace_back("USB", 0);
-		bw.emplace_back("LSB", 0);
-		bw.emplace_back("CW ", 0);
+		bw.emplace_back("DSB 9k" , 0 );
+		bw.emplace_back("DSB 6k" , 1 );
+		bw.emplace_back("USB+3k" , 2 );
+		bw.emplace_back("LSB-3k" , 3 );
+		bw.emplace_back("CW    " , 4 );
+
 		field_bw.set_options(bw);

 		baseband::run_image(portapack::spi_flash::image_tag_am_audio);
@@ -540,10 +542,10 @@ size_t ScannerView::change_mode(uint8_t new_mod) { //Before this, do a scan_thre
 		field_bw.set_selected_index(0);
 		receiver_model.set_am_configuration(field_bw.selected_index());
 		field_bw.on_change = [this](size_t n, OptionsField::value_t) { receiver_model.set_am_configuration(n);	};		
-		receiver_model.set_sampling_rate(2000000);receiver_model.set_baseband_bandwidth(2000000); 
+		receiver_model.set_sampling_rate(3072000);	receiver_model.set_baseband_bandwidth(1750000); 
 		break;
 	case WFM:
-		bw.emplace_back("16k", 0);
+		bw.emplace_back("200k", 0);
 		field_bw.set_options(bw);

 		baseband::run_image(portapack::spi_flash::image_tag_wfm_audio);
@@ -34,7 +34,6 @@
 #include "file.hpp"


-#define MAX_DB_ENTRY 500
 #define MAX_FREQ_LOCK 10 		//50ms cycles scanner locks into freq when signal detected, to verify signal is not spureous

 namespace ui {
@@ -144,7 +143,7 @@ private:
 	
 	Labels labels {
 		{ { 0 * 8, 0 * 16 }, "LNA:   VGA:   AMP:  VOL:", Color::light_grey() },
-		{ { 0 * 8, 1* 16 }, "BW:    SQUELCH:   db WAIT:", Color::light_grey() },
+		{ { 0 * 8, 1* 16 }, "BW:       SQLCH:   db WAIT:", Color::light_grey() },
 		{ { 3 * 8, 10 * 16 }, "START        END     MANUAL", Color::light_grey() },
 		{ { 0 * 8, (26 * 8) + 4 }, "MODE:", Color::light_grey() },
 		{ { 11 * 8, (26 * 8) + 4 }, "STEP:", Color::light_grey() },
@@ -177,7 +176,7 @@ private:
 	};		

 	NumberField field_squelch {
-		{ 15 * 8, 1 * 16 },
+		{ 18 * 8, 1 * 16 },
 		3,
 		{ -90, 20 },
 		1,
@@ -185,7 +184,7 @@ private:
 	};

 	NumberField field_wait {
-		{ 26 * 8, 1 * 16 },
+		{ 27 * 8, 1 * 16 },
 		2,
 		{ 0, 99 },
 		1,
@@ -245,13 +245,9 @@ SetUIView::SetUIView(NavigationView& nav) {
 	checkbox_showclock.set_value(!persistent_memory::hide_clock());
 	checkbox_guireturnflag.set_value(persistent_memory::show_gui_return_icon());
 	
-	uint32_t backlight_timer = persistent_memory::config_backlight_timer();
-	if (backlight_timer) {
-		checkbox_bloff.set_value(true);
-		options_bloff.set_by_value(backlight_timer);
-	} else {
-		options_bloff.set_selected_index(0);
-	}
+	const auto backlight_config = persistent_memory::config_backlight_timer();
+	checkbox_bloff.set_value(backlight_config.timeout_enabled());
+	options_bloff.set_by_value(backlight_config.timeout_enum());

 	if (persistent_memory::clock_with_date()) {
 		options_clockformat.set_selected_index(1);
@@ -261,11 +257,11 @@ SetUIView::SetUIView(NavigationView& nav) {


 	button_save.on_select = [&nav, this](Button&) {
-		if (checkbox_bloff.value())
-			persistent_memory::set_config_backlight_timer(options_bloff.selected_index() + 1);
-		else
-			persistent_memory::set_config_backlight_timer(0);
-		
+		persistent_memory::set_config_backlight_timer({
+			(persistent_memory::backlight_timeout_t)options_bloff.selected_index_value(),
+			checkbox_bloff.value()
+		});
+				
 		if (checkbox_showclock.value()){
 		    if (options_clockformat.selected_index() == 1)
 			    persistent_memory::set_clock_with_date(true);    
@@ -27,6 +27,7 @@
 #include "ui_menu.hpp"
 #include "ui_navigation.hpp"
 #include "ff.h"
+#include "portapack_persistent_memory.hpp"

 #include <cstdint>

@@ -210,6 +211,8 @@ private:
 	SetFrequencyCorrectionModel form_collect();
 };

+using portapack::persistent_memory::backlight_timeout_t;
+
 class SetUIView : public View {
 public:
 	SetUIView(NavigationView& nav);
@@ -241,13 +244,14 @@ private:
 		{ 52, 7 * 16 + 8 },
 		20,
 		{
-			{ "5 seconds", 5 },
-			{ "15 seconds", 15 },
-			{ "30 seconds", 30 },
-			{ "1 minute", 60 },
-			{ "3 minutes", 180 },
-			{ "5 minutes", 300 },
-			{ "10 minutes", 600 }
+			{ "5 seconds",  backlight_timeout_t::Timeout5Sec    },
+			{ "15 seconds", backlight_timeout_t::Timeout15Sec   },
+			{ "30 seconds", backlight_timeout_t::Timeout30Sec   },
+			{ "1 minute",   backlight_timeout_t::Timeout60Sec   },
+			{ "3 minutes",  backlight_timeout_t::Timeout180Sec  },
+			{ "5 minutes",  backlight_timeout_t::Timeout300Sec  },
+			{ "10 minutes", backlight_timeout_t::Timeout600Sec  },
+			{ "1 hour",     backlight_timeout_t::Timeout3600Sec },
 		}
 	};
 	
@@ -25,6 +25,7 @@

 #include "portapack.hpp"
 #include "hackrf_hal.hpp"
+#include "cpld_update.hpp"

 #include <cstring>
 #include <stdio.h>
@@ -93,7 +94,8 @@ SSTVTXView::~SSTVTXView() {
 	settings.save("tx_sstv", &app_settings);

 	transmitter_model.disable();
-	baseband::shutdown();
+	hackrf::cpld::load_sram_no_verify();  // to leave all RX ok, without ghost signal problem at the exit.
+	baseband::shutdown(); // better this function at the end, not load_sram() that sometimes produces hang up.
 }

 void SSTVTXView::on_tuning_frequency_changed(rf::Frequency f) {
@@ -31,7 +31,7 @@ namespace ui {
 TouchCalibrationView::TouchCalibrationView(
 	NavigationView& nav
 ) : nav { nav },
-	calibration { touch::default_calibration() }
+	calibration { touch::Calibration() }
 {
 	add_children({
 		&image_calibrate_0,
@@ -26,6 +26,7 @@

 #include "baseband_api.hpp"
 #include "string_format.hpp"
+#include "cpld_update.hpp"


 using namespace portapack;
@@ -39,7 +40,8 @@ void TouchTunesView::focus() {

 TouchTunesView::~TouchTunesView() {
 	transmitter_model.disable();
-	baseband::shutdown();
+	hackrf::cpld::load_sram_no_verify();  // to leave all RX ok, without ghost signal problem at the exit.	
+	baseband::shutdown(); // better this function at the end, not load_sram() that sometimes produces hang up.
 }

 void TouchTunesView::stop_tx() {
@@ -168,8 +168,8 @@ void speaker_mute() {

 namespace input {

-void start() {
-	audio_codec->microphone_enable();
+void start(int8_t alc_mode) {
+	audio_codec->microphone_enable(alc_mode);   // added user-GUI selection for AK4951, ALC mode parameter.
 	i2s::i2s0::rx_start();
 }

@@ -49,7 +49,7 @@ public:
 	virtual volume_range_t headphone_gain_range() const = 0;
 	virtual void set_headphone_volume(const volume_t volume) = 0;

-	virtual void microphone_enable() = 0;
+	virtual void microphone_enable(int8_t alc_mode) = 0;	// added user-GUI  AK4951 ,selected ALC mode.
 	virtual void microphone_disable() = 0;

 	virtual size_t reg_count() const = 0;
@@ -59,7 +59,7 @@ public:

 namespace output {

-void start();
+void start();		// this  other start(),no changed. ,in namespace output , used to config audio playback mode, 
 void stop();

 void mute();
@@ -72,7 +72,7 @@ void speaker_unmute();

 namespace input {

-void start();
+void start(int8_t alc_mode);  // added parameter user-GUI select AK4951-ALC mode for config mic path,(recording mode in datasheet),
 void stop();

 } /* namespace input */
@@ -45,11 +45,11 @@ static void send_message(const Message* const message) {

 void AMConfig::apply() const {
 	const AMConfigureMessage message {
-		taps_6k0_decim_0,
-		taps_6k0_decim_1,
-		taps_6k0_decim_2,
-		channel,
-		modulation,
+		taps_6k0_decim_0,	// common FIR filter taps pre-decim_0 to all 5 x AM mod types.(AM-9K, AM-6K, USB, LSB, CW)
+		taps_6k0_decim_1,	// common FIR filter taps pre-decim_1 to all 5 x AM mod. types.
+		decim_2,			// var decim_2 FIR taps filter , variable values, depending selected  AM mod(AM  9k / 6k all rest AM modes)
+		channel,			// var channel FIR taps filter , variable values, depending selected  AM mode, each one different  (DSB-9K, DSB-6K, USB-3K, LSB-3K,CW)
+		modulation,         // var parameter .
 		audio_12k_hpf_300hz_config
 	};
 	send_message(&message);
@@ -146,7 +146,7 @@ void set_btle(const uint32_t baudrate, const uint32_t word_length, const uint32_
 	};
 	send_message(&message);
 }
-    
+
 void set_nrf(const uint32_t baudrate, const uint32_t word_length, const uint32_t trigger_value, const bool trigger_word) {
 	const NRFRxConfigureMessage message {
 		baudrate,
@@ -156,7 +156,7 @@ void set_nrf(const uint32_t baudrate, const uint32_t word_length, const uint32_t
 	};
 	send_message(&message);
 }
-    
+
 void set_afsk_data(const uint32_t afsk_samples_per_bit, const uint32_t afsk_phase_inc_mark, const uint32_t afsk_phase_inc_space,
 					const uint8_t afsk_repeat, const uint32_t afsk_bw, const uint8_t symbol_count) {
 	const AFSKTxConfigureMessage message {
@@ -183,12 +183,13 @@ void kill_afsk() {
 }

 void set_audiotx_config(const uint32_t divider, const float deviation_hz, const float audio_gain,
-					const uint32_t tone_key_delta, const bool am_enabled, const bool dsb_enabled,
-					const bool usb_enabled, const bool lsb_enabled) {
+					uint8_t audio_shift_bits_s16, const uint32_t tone_key_delta, const bool am_enabled,
+					const bool dsb_enabled, const bool usb_enabled, const bool lsb_enabled) {
 	const AudioTXConfigMessage message {
 		divider,
 		deviation_hz,
 		audio_gain,
+		audio_shift_bits_s16,
 		tone_key_delta,
 		(float)persistent_memory::tone_mix() / 100.0f,
 		am_enabled,
@@ -211,16 +212,28 @@ void set_pitch_rssi(int32_t avg, bool enabled) {
 		enabled,
 		avg
 	};
-	send_message(&message);	
+	send_message(&message);
 }

 void set_ook_data(const uint32_t stream_length, const uint32_t samples_per_bit, const uint8_t repeat,
-					const uint32_t pause_symbols) {
+					const uint32_t pause_symbols, const uint8_t de_bruijn_length) {
 	const OOKConfigureMessage message {
 		stream_length,
 		samples_per_bit,
 		repeat,
-		pause_symbols
+		pause_symbols,
+		de_bruijn_length
+	};
+	send_message(&message);
+}
+
+void kill_ook() {
+	const OOKConfigureMessage message {
+		0,
+		0,
+		0,
+		0,
+		0
 	};
 	send_message(&message);
 }
@@ -250,7 +263,7 @@ void set_adsb() {

 void set_jammer(const bool run, const jammer::JammerType type, const uint32_t speed) {
 	const JammerConfigureMessage message {
-		run, 
+		run,
 		type,
 		speed
 	};
@@ -311,7 +324,7 @@ void shutdown() {
 	send_message(&message);

 	shared_memory.application_queue.reset();
-	
+
 	baseband_image_running = false;
 }

@@ -36,6 +36,7 @@
 namespace baseband {

 struct AMConfig {
+	const fir_taps_real<32> decim_2;		// added to handle two types decim_2 9k, 6k
 	const fir_taps_complex<64> channel;
 	const AMConfigureMessage::Modulation modulation;

@@ -61,8 +62,8 @@ void set_tones_config(const uint32_t bw, const uint32_t pre_silence, const uint1
 void kill_tone();
 void set_sstv_data(const uint8_t vis_code, const uint32_t pixel_duration);
 void set_audiotx_config(const uint32_t divider, const float deviation_hz, const float audio_gain,
-			const uint32_t tone_key_delta, const bool am_enabled, const bool dsb_enabled,
-			const bool usb_enabled, const bool lsb_enabled);
+			uint8_t audio_shift_bits_s16, const uint32_t tone_key_delta, const bool am_enabled,
+			const bool dsb_enabled,	const bool usb_enabled, const bool lsb_enabled);
 void set_fifo_data(const int8_t * data);
 void set_pitch_rssi(int32_t avg, bool enabled);
 void set_afsk_data(const uint32_t afsk_samples_per_bit, const uint32_t afsk_phase_inc_mark, const uint32_t afsk_phase_inc_space,
@@ -76,7 +77,8 @@ void set_btle(const uint32_t baudrate, const uint32_t word_length, const uint32_
 void set_nrf(const uint32_t baudrate, const uint32_t word_length, const uint32_t trigger_value, const bool trigger_word);

 void set_ook_data(const uint32_t stream_length, const uint32_t samples_per_bit, const uint8_t repeat,
-					const uint32_t pause_symbols);
+					const uint32_t pause_symbols, const uint8_t de_bruijn_length = 0);
+void kill_ook();
 void set_fsk_data(const uint32_t stream_length, const uint32_t samples_per_bit, const uint32_t shift,
 					const uint32_t progress_notice);
 void set_pocsag();
@@ -226,15 +226,17 @@ void EventDispatcher::handle_rtc_tick() {

 	portapack::temperature_logger.second_tick();
 	
-	uint32_t backlight_timer = portapack::persistent_memory::config_backlight_timer();
-	if (backlight_timer) {
-		if (portapack::bl_tick_counter == backlight_timer)
+	const auto backlight_timer = portapack::persistent_memory::config_backlight_timer();
+	if (backlight_timer.timeout_enabled()) {
+		if (portapack::bl_tick_counter == backlight_timer.timeout_seconds())
 			set_display_sleep(true);
 		else
 			portapack::bl_tick_counter++;
 	}

 	rtc_time::on_tick_second();
+
+	portapack::persistent_memory::cache::persist();
 }

 ui::Widget* EventDispatcher::touch_widget(ui::Widget* const w, ui::TouchEvent event) {
@@ -23,166 +23,492 @@
 #include "freqman.hpp"
 #include <algorithm>

+using option_t = std::pair<std::string, int32_t>;
+using options_t = std::vector<option_t>;
+
+options_t freqman_entry_modulations = {
+    { "AM", 0 },
+    { "NFM", 1 },
+    { "WFM", 2 }
+};
+
+options_t freqman_entry_bandwidths[ 4 ] = {
+    { //AM
+        { "DSB 9k" , 0 },
+        { "DSB 6k" , 1 },
+        { "USB+3k" , 2 },
+        { "LSB-3k" , 3 },
+        { "CW"     , 4 }
+    },
+    { //NFM
+        { "8k5" , 0 },
+        { "11k" , 1 },
+        { "16k" , 2 }
+    },
+    { //WFM
+        { "200k" , 0 },
+    }
+};
+
+options_t freqman_entry_steps = {
+    { "5KHz (SA AM)" , 5000 },
+    { "6.25KHz(NFM)" , 6250 },
+    { "8.33KHz(AIR)" , 8330 },
+    { "9KHz (EU AM)" , 9000 },
+    { "10KHz(US AM)" , 10000 },
+    { "12.5KHz(NFM)" , 12500 },
+    { "15KHz  (HFM)" , 15000 },
+    { "25KHz   (N1)" , 25000 },
+    { "30KHz (OIRT)" , 30000 },
+    { "50KHz  (FM1)" , 50000 },
+    { "100KHz (FM2)" , 100000 },
+    { "250KHz  (N2)" , 250000 },
+    { "500KHz (WFM)" , 500000 },
+    { "1MHz        " , 1000000 }
+};
+
+options_t freqman_entry_steps_short = {
+    { "5KHz"    , 5000 },
+    { "6.25KHz" , 6250 },
+    { "8.33KHz" , 8330 },
+    { "9KHz"    , 9000 },
+    { "10KHz"   , 10000 },
+    { "12.5KHz" , 12500 },
+    { "15KHz"   , 15000 },
+    { "25KHz"   , 25000 },
+    { "30KHz"   , 30000 },
+    { "50KHz"   , 50000 },
+    { "100KHz"  , 100000 },
+    { "250KHz"  , 250000 },
+    { "500KHz"  , 500000 },
+    { "1MHz"    , 1000000 }
+};
+
 std::vector<std::string> get_freqman_files() {
-	std::vector<std::string> file_list;
-	
-	auto files = scan_root_files(u"FREQMAN", u"*.TXT");
-	
-	for (auto file : files) {
-		std::string file_name = file.stem().string();
-		// don't propose tmp / hidden files in freqman's list
-		if (file_name.length() && file_name[0] != '.') {
-			file_list.emplace_back(file_name);
-		}
-	}
-	
-	return file_list;
+    std::vector<std::string> file_list;
+
+    auto files = scan_root_files(u"FREQMAN", u"*.TXT");
+
+    for (auto file : files) {
+        std::string file_name = file.stem().string();
+        // don't propose tmp / hidden files in freqman's list
+        if (file_name.length() && file_name[0] != '.') {
+            file_list.emplace_back(file_name);
+        }
+    }
+
+    return file_list;
 };

 bool load_freqman_file(std::string& file_stem, freqman_db &db) {
-	File freqman_file;
-	size_t length, n = 0, file_position = 0;
-	char * pos;
-	char * line_start;
-	char * line_end;
-	std::string description;
-	rf::Frequency frequency_a, frequency_b;
-	char file_data[257];
-	freqman_entry_type type;
-	
-	db.clear();
-	
-	auto result = freqman_file.open("FREQMAN/" + file_stem + ".TXT");
-	if (result.is_valid())
-		return false;
-	
-	while (1) {
-		// Read a 256 bytes block from file
-		freqman_file.seek(file_position);
-		
-		memset(file_data, 0, 257);
-		auto read_size = freqman_file.read(file_data, 256);
-		if (read_size.is_error())
-			return false;	// Read error
-		
-		file_position += 256;
-		
-		// Reset line_start to beginning of buffer
-		line_start = file_data;
-		
-		if (!strstr(file_data, "f=") && !strstr(file_data, "a="))
-			break;
-		
-		// Look for complete lines in buffer
-		while ((line_end = strstr(line_start, "\x0A"))) {
-			// Read frequency
-			pos = strstr(line_start, "f=");
-			frequency_b = 0;
-			type = SINGLE;
-			if (pos) {
-				pos += 2;
-				frequency_a = strtoll(pos, nullptr, 10);
-			} else {
-				// ...or range
-				pos = strstr(line_start, "a=");
-				if (pos) {
-					pos += 2;
-					frequency_a = strtoll(pos, nullptr, 10);
-					type = RANGE;
-					pos = strstr(line_start, "b=");
-					if (pos) {
-						pos += 2;
-						frequency_b = strtoll(pos, nullptr, 10);
-					} else
-						frequency_b = 0;
-				} else
-					frequency_a = 0;
-			}
-			
-			// Read description until , or LF
-			pos = strstr(line_start, "d=");
-			if (pos) {
-				pos += 2;
-				length = std::min(strcspn(pos, ",\x0A"), (size_t)FREQMAN_DESC_MAX_LEN);
-				description = string(pos, length);
-			} else
-				description = "-";
-			
-			db.push_back({ frequency_a, frequency_b, description, type });
-			n++;
-			
-			if (n >= FREQMAN_MAX_PER_FILE) return true;
-			
-			line_start = line_end + 1;
-			if (line_start - file_data >= 256) break;
-		}
-		
-		if (read_size.value() != 256)
-			break;	// End of file
-		
-		// Restart at beginning of last incomplete line
-		file_position -= (file_data + 256 - line_start);
-	}
-	
-	return true;
+    return load_freqman_file_ex( file_stem , db , true , true , true );
 }

-bool save_freqman_file(std::string& file_stem, freqman_db &db) {
-	File freqman_file;
-	std::string item_string;
-	rf::Frequency frequency_a, frequency_b;
-	
-	if (!create_freqman_file(file_stem, freqman_file))
-		return false;
-	
-	for (size_t n = 0; n < db.size(); n++) {
-		auto& entry = db[n];
+bool load_freqman_file_ex(std::string& file_stem, freqman_db& db, bool load_freqs , bool load_ranges , bool load_hamradios ) {
+    File freqman_file;
+    size_t length, n = 0, file_position = 0;
+    char * pos;
+    char * line_start;
+    char * line_end;
+    std::string description;
+    rf::Frequency frequency_a, frequency_b;
+    char file_data[257];
+    freqman_entry_type type;
+    freqman_index_t modulation = 0 ;
+    freqman_index_t bandwidth = 0 ;
+    freqman_index_t step = 0 ;
+    freqman_index_t tone = 0 ;

-		frequency_a = entry.frequency_a;
-		
-		if (entry.type == SINGLE) {
-			// Single
-			
-			// TODO: Make to_string_dec_uint be able to return uint64_t's
-			// Please forgive me...
-			item_string = "f=" + to_string_dec_uint(frequency_a / 1000) + to_string_dec_uint(frequency_a % 1000UL, 3, '0');
-			
-		} else {
-			// Range
-			frequency_b = entry.frequency_b;
-			
-			item_string = "a=" + to_string_dec_uint(frequency_a / 1000) + to_string_dec_uint(frequency_a % 1000UL, 3, '0');
-			item_string += ",b=" + to_string_dec_uint(frequency_b / 1000) + to_string_dec_uint(frequency_b % 1000UL, 3, '0');
-		}
-		
-		if (entry.description.size())
-			item_string += ",d=" + entry.description;
-		
-		freqman_file.write_line(item_string);
-	}
-	
-	return true;
+
+    db.clear();
+
+    auto result = freqman_file.open("FREQMAN/" + file_stem + ".TXT");
+    if (result.is_valid())
+        return false;
+
+    while (1) {
+        // Read a 256 bytes block from file
+        freqman_file.seek(file_position);
+
+        memset(file_data, 0, 257);
+        auto read_size = freqman_file.read(file_data, 256);
+        if (read_size.is_error())
+            return false;	// Read error
+
+        file_position += 256;
+
+        // Reset line_start to beginning of buffer
+        line_start = file_data;
+
+        if (!strstr(file_data, "f=") && !strstr(file_data, "a=") && !strstr(file_data, "r=") )
+            break;
+
+        // Look for complete lines in buffer
+        while ((line_end = strstr(line_start, "\x0A"))) {
+
+            modulation = -1 ;
+            bandwidth = -1 ;
+            step = -1 ;
+            tone = -1 ;
+            type=SINGLE ;
+
+            frequency_a = frequency_b = 0;
+            // Read frequency
+            pos = strstr(line_start, "f=");
+            if(pos) {
+                pos += 2;
+                frequency_a = strtoll(pos, nullptr, 10);
+            } else {
+                // ...or range
+                pos = strstr(line_start, "a=");
+                if (pos) {
+                    pos += 2;
+                    frequency_a = strtoll(pos, nullptr, 10);
+                    type = RANGE;
+                    pos = strstr(line_start, "b=");
+                    if (pos) {
+                        pos += 2;
+                        frequency_b = strtoll(pos, nullptr, 10);
+                    } else
+                        frequency_b = 0;
+                }else {
+                    // ... or hamradio
+                    pos = strstr(line_start, "r=");
+                    if (pos) {
+                        pos += 2;
+                        frequency_a = strtoll(pos, nullptr, 10);
+                        type = HAMRADIO;
+                        pos = strstr(line_start, "t=");
+                        if (pos) {
+                            pos += 2;
+                            frequency_b = strtoll(pos, nullptr, 10);
+                        } else
+                            frequency_b = frequency_a ;
+                    } else
+                        frequency_a = 0;
+                }
+            }
+            // modulation if any
+            pos = strstr(line_start, "m=");
+            if (pos) {
+                pos += 2;
+                modulation = freqman_entry_get_modulation_from_str( pos );
+            } 
+            // bandwidth if any
+            pos = strstr(line_start, "bw=");
+            if (pos) {
+                pos += 3;
+                bandwidth = freqman_entry_get_bandwidth_from_str( modulation , pos );
+            } 
+            // step if any
+            pos = strstr(line_start, "s=");
+            if (pos) {
+                pos += 2;
+                step = freqman_entry_get_step_from_str_short( pos );
+            } 
+            // ctcss tone if any
+            /* disabled until better form
+               pos = strstr(line_start, "c=");
+               if (pos) {
+               pos += 2;
+               tone = tone_key_index_by_value( strtoll( pos , nullptr , 10 ) );
+               } */
+            // Read description until , or LF
+            pos = strstr(line_start, "d=");
+            if (pos) {
+                pos += 2;
+                length = std::min(strcspn(pos, ",\x0A"), (size_t)FREQMAN_DESC_MAX_LEN);
+                description = string(pos, length);
+            } else
+                description = "-";
+            if( (type == SINGLE && load_freqs) || (type == RANGE && load_ranges) || (type == HAMRADIO && load_hamradios) )
+            {
+                db.push_back({ frequency_a, frequency_b, description, type , modulation , bandwidth , step , tone });
+                n++;
+                if (n >= FREQMAN_MAX_PER_FILE) return true;
+            }
+
+            line_start = line_end + 1;
+            if (line_start - file_data >= 256) break;
+        }
+
+        if (read_size.value() != 256)
+            break;	// End of file
+
+        // Restart at beginning of last incomplete line
+        file_position -= (file_data + 256 - line_start);
+    }
+
+    /* populate implicitly specified modulation / bandwidth */
+    if( db.size() > 2 )
+    {
+        modulation = db[ 0 ] . modulation; 
+        bandwidth = db[ 0 ] . bandwidth; 
+
+        for( unsigned int it = 1 ; it < db.size() ; it ++ )
+        {
+            if( db[ it ] . modulation < 0 )
+            {
+                db[ it ] . modulation = modulation ;
+            }
+            else
+            {
+                modulation = db[ it ] . modulation ;
+            }
+            if( db[ it ] . bandwidth < 0 )
+            {
+                db[ it ] . bandwidth = bandwidth ;
+            }
+            else
+            {
+                modulation = db[ it ] . bandwidth ;
+            }
+        }
+    }
+    return true;
+}
+
+bool get_freq_string( freqman_entry &entry , std::string &item_string )
+{
+    rf::Frequency frequency_a, frequency_b;
+
+    frequency_a = entry.frequency_a;
+    if (entry.type == SINGLE) {
+        // Single
+        item_string = "f=" + to_string_dec_uint(frequency_a / 1000) + to_string_dec_uint(frequency_a % 1000UL, 3, '0');
+    } else if( entry.type == RANGE ) {
+        // Range
+        frequency_b = entry.frequency_b;
+        item_string = "a=" + to_string_dec_uint(frequency_a / 1000) + to_string_dec_uint(frequency_a % 1000UL, 3, '0');
+        item_string += ",b=" + to_string_dec_uint(frequency_b / 1000) + to_string_dec_uint(frequency_b % 1000UL, 3, '0');
+        if( entry.step >= 0 )
+        {
+            item_string += ",s=" + freqman_entry_get_step_string_short( entry.step );
+        }
+    } else if( entry.type == HAMRADIO ) {
+        frequency_b = entry.frequency_b;
+        item_string = "r=" + to_string_dec_uint(frequency_a / 1000) + to_string_dec_uint(frequency_a % 1000UL, 3, '0');
+        item_string += ",t=" + to_string_dec_uint(frequency_b / 1000) + to_string_dec_uint(frequency_b % 1000UL, 3, '0');
+        if( entry.tone >= 0 )
+        {
+            item_string += ",c=" + tone_key_string( entry.tone );
+        }
+    }
+    if( entry.modulation >= 0 && (unsigned)entry.modulation < freqman_entry_modulations . size() )
+    {
+        item_string += ",m=" + freqman_entry_get_modulation_string( entry.modulation );
+        if( entry.bandwidth >= 0 && (unsigned)entry.bandwidth < freqman_entry_bandwidths[ entry.modulation ] . size()  )
+        {
+            item_string += ",bw=" + freqman_entry_get_bandwidth_string( entry.modulation , entry.bandwidth );
+        }
+    }
+    if (entry.description.size())
+        item_string += ",d=" + entry.description;
+
+    return true ;
+}
+
+bool save_freqman_file(std::string &file_stem, freqman_db &db) {
+
+    File freqman_file;
+
+    std::string freq_file_path = "FREQMAN/" + file_stem + ".TXT";
+    std::string tmp_freq_file_path = "FREQMAN/" + file_stem + ".TXT.TMP";
+
+    if( !db.size() )
+    {
+        delete_file( "FREQMAN/"+file_stem+".TXT" );
+        return true ;
+    }
+
+    delete_file( tmp_freq_file_path );
+    auto result = freqman_file.open( tmp_freq_file_path );
+    if ( !result.is_valid() ) {
+        for (size_t n = 0; n < db.size(); n++) {
+            std::string item_string;
+            auto& entry = db[n];
+            get_freq_string( entry , item_string );
+            freqman_file.write_line( item_string );
+            delete &item_string; 
+        }
+        delete_file( freq_file_path );
+        rename_file( tmp_freq_file_path , freq_file_path );
+        return true;
+    }
+    return false ;
 }

 bool create_freqman_file(std::string& file_stem, File& freqman_file) {
-	auto result = freqman_file.create("FREQMAN/" + file_stem + ".TXT");
-	if (result.is_valid())
-		return false;
-	
-	return true;
+
+    auto result = freqman_file.create( "FREQMAN/" + file_stem + ".TXT" );
+
+    if (result.is_valid())
+        return false;
+
+    return true;
 }

 std::string freqman_item_string(freqman_entry &entry, size_t max_length) {
-	std::string item_string;
+    std::string item_string;

-	if (entry.type == SINGLE) {
-		item_string = to_string_short_freq(entry.frequency_a) + "M: " + entry.description;
-	} else {
-		item_string = "Range: " + entry.description;
-	}
-	
-	if (item_string.size() > max_length)
-		return item_string.substr(0, max_length - 3) + "...";
-	
-	return item_string;
+    switch( entry.type ){
+        case SINGLE:
+            item_string = to_string_short_freq(entry.frequency_a) + "M: " + entry.description;
+            break;
+        case RANGE:
+            item_string = "R: " + entry.description;
+            break;
+        case HAMRADIO:
+            item_string = "H: " + entry.description;
+            break;
+        default:
+            item_string = "!UNKNOW TYPE " + entry.description;
+            break;
+    }
+
+    if (item_string.size() > max_length)
+        return item_string.substr(0, max_length - 3) + "...";
+
+    return item_string;
+}
+
+void freqman_set_modulation_option( OptionsField &option )
+{
+    option.set_options( freqman_entry_modulations );
+}
+
+void freqman_set_bandwidth_option( freqman_index_t modulation , OptionsField &option )
+{
+    option.set_options( freqman_entry_bandwidths[ modulation ] );
+}
+
+void freqman_set_step_option( OptionsField &option )
+{
+    option.set_options( freqman_entry_steps );
+}
+
+void freqman_set_step_option_short( OptionsField &option )
+{
+    option.set_options( freqman_entry_steps_short );
+}
+
+std::string freqman_entry_get_modulation_string( freqman_index_t modulation )
+{
+    if( modulation < 0 || (unsigned)modulation >= freqman_entry_modulations . size() )
+    {
+        return std::string( "" ); // unknown modulation
+    }
+    return freqman_entry_modulations[ modulation ] . first ;
+}
+
+std::string freqman_entry_get_bandwidth_string( freqman_index_t modulation , freqman_index_t bandwidth )
+{
+    if( modulation < 0 || (unsigned)modulation >= freqman_entry_modulations . size() )
+    {
+        return std::string( "" ); // unknown modulation
+    }
+    if( bandwidth < 0 || (unsigned)bandwidth > freqman_entry_bandwidths[ modulation ] . size() )
+    {
+        return std::string( "" ); // unknown modulation
+    }
+    return freqman_entry_bandwidths[ modulation ][ bandwidth ] . first ;
+}
+
+std::string freqman_entry_get_step_string( freqman_index_t step )
+{
+    if( step < 0 || (unsigned)step >= freqman_entry_steps . size() )
+    {
+        return std::string( "" ); // unknown modulation
+    }
+    return freqman_entry_steps[ step ] . first ;
+}
+
+std::string freqman_entry_get_step_string_short( freqman_index_t step )
+{
+    if( step < 0 || (unsigned)step >= freqman_entry_steps_short . size() )
+    {
+        return std::string( "" ); // unknown modulation
+    }
+    return freqman_entry_steps_short[ step ] . first ;
+}
+
+int32_t freqman_entry_get_modulation_value( freqman_index_t modulation )
+{
+    if( modulation < 0 || (unsigned)modulation >= freqman_entry_modulations . size() )
+    {
+        return -1 ; // unknown modulation
+    }
+    return freqman_entry_modulations[ modulation ] . second ;
+}
+
+int32_t freqman_entry_get_bandwidth_value( freqman_index_t modulation , freqman_index_t bandwidth )
+{
+    if( modulation < 0 || (unsigned)modulation >= freqman_entry_modulations . size() )
+    {
+        return -1 ; // unknown modulation
+    }
+    if( bandwidth < 0 || (unsigned)bandwidth > freqman_entry_bandwidths[ modulation ] . size() )
+    {
+        return -1 ; // unknown bandwidth for modulation
+    }
+    return freqman_entry_bandwidths[ modulation ][ bandwidth ] . second ;
+}
+
+int32_t freqman_entry_get_step_value( freqman_index_t step )
+{
+    if( step < 0 || (unsigned)step >= freqman_entry_steps . size() )
+    {
+        return -1 ; // unknown modulation
+    }
+    return freqman_entry_steps[ step ] . second ;
+}
+
+freqman_index_t freqman_entry_get_modulation_from_str( char *str )
+{
+    if( !str )
+        return -1 ;
+    for( freqman_index_t index = 0 ; (unsigned)index < freqman_entry_modulations . size() ; index ++ )
+    {
+        if( strncmp( freqman_entry_modulations[ index ] . first . c_str() , str , freqman_entry_modulations[ index ] . first . size() ) == 0 )
+            return index ;
+    }
+    return -1 ;	
+}
+
+freqman_index_t freqman_entry_get_bandwidth_from_str( freqman_index_t modulation , char *str )
+{
+    if( !str )
+        return -1 ;
+    if( modulation < 0 || (unsigned)modulation >= freqman_entry_modulations . size() )
+        return -1 ;
+    for( freqman_index_t index = 0 ; (unsigned)index < freqman_entry_bandwidths[ modulation ] . size() ; index ++ )
+    {
+        if( strncmp( freqman_entry_bandwidths[ modulation ][ index ] . first . c_str() , str , freqman_entry_bandwidths[ modulation ][ index ] . first . size() ) == 0 )
+            return index ;
+    }
+    return -1 ;	
+}
+
+freqman_index_t freqman_entry_get_step_from_str( char *str )
+{
+    if( !str )
+        return -1 ;
+    for( freqman_index_t index = 0 ; (unsigned)index < freqman_entry_steps . size() ; index ++ )
+    {
+        if( strncmp( freqman_entry_steps[ index ] . first . c_str() , str , freqman_entry_steps[ index ] . first . size() ) == 0 )
+            return index ;
+    }
+    return -1 ;	
+}
+
+freqman_index_t freqman_entry_get_step_from_str_short( char *str )
+{
+    if( !str )
+        return -1 ;
+    for( freqman_index_t index = 0 ; (unsigned)index < freqman_entry_steps_short . size() ; index ++ )
+    {
+        if( strncmp( freqman_entry_steps_short[ index ] . first . c_str() , str , freqman_entry_steps_short[ index ] . first . size() ) == 0 )
+            return index ;
+    }
+    return -1 ;	
 }
@@ -20,21 +20,27 @@
 * Boston, MA 02110-1301, USA.
 */

+#ifndef __FREQMAN_H__
+#define __FREQMAN_H__
+
 #include <cstring>
 #include <string>
 #include "file.hpp"
 #include "ui_receiver.hpp"
+#include "tone_key.hpp"
 #include "string_format.hpp"
-
-#ifndef __FREQMAN_H__
-#define __FREQMAN_H__
+#include "ui_widget.hpp"

 #define FREQMAN_DESC_MAX_LEN 30
-#define FREQMAN_MAX_PER_FILE 99
-#define FREQMAN_MAX_PER_FILE_STR "99"
+#define FREQMAN_MAX_PER_FILE 500        /* MAX PER FILES */
+#define FREQMAN_MAX_PER_FILE_STR "500"  /*STRING OF FREQMAN_MAX_PER_FILE */

 using namespace ui;
 using namespace std;
+using namespace tonekey;
+
+// needs to be signed as -1 means not set
+typedef int8_t freqman_index_t ;

 enum freqman_error {
 	NO_ERROR = 0,
@@ -44,13 +50,23 @@ enum freqman_error {
 };

 enum freqman_entry_type {
-	SINGLE = 0,
-	RANGE
+	SINGLE = 0,	//f=
+	RANGE,		//a=,b=
+	HAMRADIO,	//r=,t=
+	ERROR_TYPE
+};
+
+enum freqman_entry_modulation {
+	AM_MODULATION = 0 ,
+	NFM_MODULATION ,
+	WFM_MODULATION ,
+	MODULATION_DEF ,
+	ERROR_MODULATION 
 };

 //Entry step placed for AlainD freqman version (or any other enhanced version)
 enum freqman_entry_step {
-	STEP_DEF = 0,	// default
+	STEP_DEF = -1,  // default
 	AM_US,			// 10 kHz   AM/CB
 	AM_EUR,			// 9 kHz	LW/MW
 	NFM_1,			// 12,5 kHz (Analogic PMR 446)
@@ -63,21 +79,46 @@ enum freqman_entry_step {
 	ERROR_STEP
 };

-// freqman_entry_step step added, as above, to provide compatibility / future enhancement.
 struct freqman_entry {
-	rf::Frequency frequency_a { 0 };
-	rf::Frequency frequency_b { 0 };
-	std::string description { };
-	freqman_entry_type type { };
-	freqman_entry_step step { };
+	rf::Frequency frequency_a { 0 }; // 'f=freq' or 'a=freq_start' or 'r=recv_freq'
+	rf::Frequency frequency_b { 0 }; // 'b=freq_end' or 't=tx_freq'
+	std::string description { };     // 'd=desc'
+	freqman_entry_type type { };     // SINGLE,RANGE,HAMRADIO
+	freqman_index_t modulation { };    // AM,NFM,WFM
+	freqman_index_t bandwidth { };     // AM_DSB, ...
+	freqman_index_t step { };          // 5Khz (SA AM,...
+	tone_index tone { };               // 0XZ, 11 1ZB,...
 };

 using freqman_db = std::vector<freqman_entry>;

 std::vector<std::string> get_freqman_files();
 bool load_freqman_file(std::string& file_stem, freqman_db& db);
+bool load_freqman_file_ex(std::string& file_stem, freqman_db& db, bool load_freqs , bool load_ranges , bool load_hamradios );
+bool get_freq_string( freqman_entry &entry , std::string &item_string );
 bool save_freqman_file(std::string& file_stem, freqman_db& db);
 bool create_freqman_file(std::string& file_stem, File& freqman_file);
+
 std::string freqman_item_string(freqman_entry &item, size_t max_length);

+void freqman_set_bandwidth_option( freqman_index_t modulation , OptionsField &option );
+void freqman_set_modulation_option( OptionsField &option );
+void freqman_set_step_option( OptionsField &option );
+void freqman_set_step_option_short( OptionsField &option );
+void freqman_set_tone_option( OptionsField &option );
+
+std::string freqman_entry_get_modulation_string( freqman_index_t modulation );
+std::string freqman_entry_get_bandwidth_string( freqman_index_t modulation , freqman_index_t bandwidth );
+std::string freqman_entry_get_step_string( freqman_index_t step );
+std::string freqman_entry_get_step_string_short( freqman_index_t step );
+
+int32_t freqman_entry_get_modulation_value( freqman_index_t modulation );
+int32_t freqman_entry_get_bandwidth_value( freqman_index_t modulation , freqman_index_t bandwidth );
+int32_t freqman_entry_get_step_value( freqman_index_t step );
+
+freqman_index_t freqman_entry_get_modulation_from_str( char *str );
+freqman_index_t freqman_entry_get_bandwidth_from_str( freqman_index_t modulation , char *str );
+freqman_index_t freqman_entry_get_step_from_str( char *str );
+freqman_index_t freqman_entry_get_step_from_str_short( char *str );
+
 #endif/*__FREQMAN_H__*/
@@ -215,7 +215,7 @@ static int load_config(){
 	static Optional<int> config_value;
 	if(!config_value.is_valid()){
 		int8_t value = portapack::persistent_memory::config_cpld();
-		if((value <= 0 || value >= 4) && sd_card::status() == sd_card::Status::Mounted){
+		if((value <= 0 || value >= 5) && sd_card::status() == sd_card::Status::Mounted){
 			int data = read_file("/hardware/settings.txt");
 			if(data != -1) {
 				config_value = data;
@@ -235,14 +235,19 @@ static PortaPackModel portapack_model() {
 		const auto switches_state = get_switches_state();
 		if (switches_state[(size_t)ui::KeyEvent::Up]){
 			save_config(1);
-			model = PortaPackModel::R2_20170522;
+			// model = PortaPackModel::R2_20170522; // Commented these out as they should be set down below anyway
 		}
 		else if (switches_state[(size_t)ui::KeyEvent::Down]){
 			save_config(2);
-			model = PortaPackModel::R1_20150901;
+			// model = PortaPackModel::R1_20150901;
 		}
 		else if (switches_state[(size_t)ui::KeyEvent::Left]){
 			save_config(3);
+			// model = PortaPackModel::R1_20150901;
+		}
+		else if (switches_state[(size_t)ui::KeyEvent::Right]){
+			save_config(4);
+			// model = PortaPackModel::R2_20170522;
 		}
 		else if (switches_state[(size_t)ui::KeyEvent::Select]){
 			save_config(0);
@@ -253,6 +258,10 @@ static PortaPackModel portapack_model() {
 			model = PortaPackModel::R2_20170522;
 		} else if (load_config() == 2) {
 			model = PortaPackModel::R1_20150901;
+		} else if (load_config() == 3) {
+			model = PortaPackModel::R1_20150901;
+		} else if (load_config() == 4) {
+			model = PortaPackModel::R2_20170522;
 		} else {
 			if( audio_codec_wm8731.detected() ) {
 				model = PortaPackModel::R1_20150901; // H1R1
@@ -457,6 +466,9 @@ bool init() {
 	i2c0.start(i2c_config_fast_clock);
 	chThdSleepMilliseconds(10);

+	/* Cache some configuration data from persistent memory. */
+	persistent_memory::cache::init();
+
 	touch::adc::init();
 	controls_init();
 	chThdSleepMilliseconds(10);
@@ -475,7 +487,7 @@ bool init() {
 	if( !portapack::cpld::update_if_necessary(portapack_cpld_config()) ) {
 		chThdSleepMilliseconds(10);
 		// If using a "2021/12 QFP100", press and hold the left button while booting. Should only need to do once.
-		if (load_config() != 3){
+		if (load_config() != 3 && load_config() != 4){
 			shutdown_base();
 			return false;
 		}
@@ -38,11 +38,12 @@ using namespace portapack;

 namespace {

-static constexpr std::array<baseband::AMConfig, 4> am_configs { {
-	{ taps_6k0_dsb_channel, AMConfigureMessage::Modulation::DSB },
-	{ taps_2k8_usb_channel, AMConfigureMessage::Modulation::SSB },
-	{ taps_2k8_lsb_channel, AMConfigureMessage::Modulation::SSB },	
-	{ taps_0k7_usb_channel, AMConfigureMessage::Modulation::SSB },
+static constexpr std::array<baseband::AMConfig, 5> am_configs { {	// we config here all the non COMMON  parameters to each AM modulation type in RX.
+	{ taps_9k0_decim_2, taps_9k0_dsb_channel, AMConfigureMessage::Modulation::DSB },		// AM DSB-C  BW 9khz  (+-4k5)	commercial EU bandwidth .
+	{ taps_6k0_decim_2, taps_6k0_dsb_channel, AMConfigureMessage::Modulation::DSB },		// AM DSB-C  BW 6khz  (+-3k0)	narrow AM , ham equipments.
+	{ taps_6k0_decim_2, taps_2k8_usb_channel, AMConfigureMessage::Modulation::SSB },		// SSB USB   BW 2K8   (+ 2K8)
+	{ taps_6k0_decim_2, taps_2k8_lsb_channel, AMConfigureMessage::Modulation::SSB },		// SSB LSB   BW 2K8   (- 2K8)
+	{ taps_6k0_decim_2, taps_0k7_usb_channel, AMConfigureMessage::Modulation::SSB },		// SSB USB   BW 0K7   (+ 0K7)  used to get audio tone from CW Morse, assuming tx shifted +700hz aprox 
 } };

 static constexpr std::array<baseband::NBFMConfig, 3> nbfm_configs { {
@@ -45,6 +45,14 @@ struct serial_format_t {
 	parity_enum parity;
 	uint8_t stop_bits;
 	order_enum bit_order;
+
+	constexpr serial_format_t() :
+		data_bits(7),
+		parity(parity_enum::EVEN),
+		stop_bits(1),
+		bit_order(order_enum::LSB_FIRST)
+	{
+	}
 };

 size_t symbol_count(const serial_format_t& serial_format);
@@ -281,262 +281,262 @@ const std::array<ui::Color, 256> spectrum_rgb2_lut { {
 } };

 const std::array<ui::Color, 256> spectrum_rgb3_lut { {
-	{   0,   0,   0 },
-	{   0,   0,   3 },
-	{   0,   0,   6 },
-	{   0,   0,   9 },
-	{   0,   0,  12 },
-	{   0,   0,  15 },
-	{   0,   0,  18 },
-	{   0,   0,  21 },
-	{   0,   0,  24 },
-	{   0,   0,  27 },
-	{   0,   0,  30 },
-	{   0,   0,  33 },
-	{   0,   0,  36 },
-	{   0,   0,  39 },
-	{   0,   0,  42 },
-	{   0,   0,  45 },
-	{   0,   0,  48 },
-	{   0,   0,  51 },
-	{   0,   0,  54 },
-	{   0,   0,  57 },
-	{   0,   0,  60 },
-	{   0,   0,  63 },
-	{   0,   0,  66 },
-	{   0,   0,  69 },
-	{   0,   0,  72 },
-	{   0,   0,  75 },
-	{   0,   0,  78 },
-	{   0,   0,  81 },
-	{   0,   0,  84 },
-	{   0,   0,  87 },
-	{   0,   0,  90 },
-	{   0,   0,  93 },
-	{   0,   0,  96 },
-	{   0,   0,  99 },
-	{   0,   0, 102 },
-	{   0,   0, 105 },
-	{   0,   0, 108 },
-	{   0,   0, 111 },
-	{   0,   0, 114 },
-	{   0,   0, 117 },
-	{   0,   0, 120 },
-	{   0,   0, 123 },
-	{   0,   0, 126 },
-	{   0,   0, 129 },
-	{   0,   0, 132 },
-	{   0,   0, 135 },
-	{   0,   0, 138 },
-	{   0,   0, 141 },
-	{   0,   0, 144 },
-	{   0,   0, 147 },
-	{   0,   0, 150 },
-	{   0,   0, 153 },
-	{   0,   0, 156 },
-	{   0,   0, 159 },
-	{   0,   0, 162 },
-	{   0,   0, 165 },
-	{   0,   0, 168 },
-	{   0,   0, 171 },
-	{   0,   0, 174 },
-	{   0,   0, 177 },
-	{   0,   0, 180 },
-	{   0,   0, 183 },
-	{   0,   0, 186 },
-	{   0,   0, 189 },
-	{   0,   0, 192 },
-	{   0,   0, 195 },
-	{   0,   0, 198 },
-	{   0,   0, 201 },
-	{   0,   0, 204 },
-	{   0,   0, 207 },
-	{   0,   0, 210 },
-	{   0,   0, 213 },
-	{   0,   0, 216 },
-	{   0,   0, 219 },
-	{   0,   0, 222 },
-	{   0,   0, 225 },
-	{   0,   0, 228 },
-	{   0,   0, 231 },
-	{   0,   0, 234 },
-	{   0,   0, 237 },
-	{   0,   0, 240 },
-	{   0,   0, 243 },
-	{   0,   0, 246 },
-	{   0,   0, 249 },
-	{   0,   0, 252 },
-	{   0,   0, 255 },
-	{   0,   3, 252 },
-	{   0,   6, 249 },
-	{   0,   9, 246 },
-	{   0,  12, 243 },
-	{   0,  15, 240 },
-	{   0,  18, 237 },
-	{   0,  21, 234 },
-	{   0,  24, 231 },
-	{   0,  27, 228 },
-	{   0,  30, 225 },
-	{   0,  33, 222 },
-	{   0,  36, 219 },
-	{   0,  39, 216 },
-	{   0,  42, 213 },
-	{   0,  45, 210 },
-	{   0,  48, 207 },
-	{   0,  51, 204 },
-	{   0,  54, 201 },
-	{   0,  57, 198 },
-	{   0,  60, 195 },
-	{   0,  63, 192 },
-	{   0,  66, 189 },
-	{   0,  69, 186 },
-	{   0,  72, 183 },
-	{   0,  75, 180 },
-	{   0,  78, 177 },
-	{   0,  81, 174 },
-	{   0,  84, 171 },
-	{   0,  87, 168 },
-	{   0,  90, 165 },
-	{   0,  93, 162 },
-	{   0,  96, 159 },
-	{   0,  99, 156 },
-	{   0, 102, 153 },
-	{   0, 105, 150 },
-	{   0, 108, 147 },
-	{   0, 111, 144 },
-	{   0, 114, 141 },
-	{   0, 117, 138 },
-	{   0, 120, 135 },
-	{   0, 123, 132 },
-	{   0, 126, 129 },
-	{   0, 129, 126 },
-	{   0, 132, 123 },
-	{   0, 135, 120 },
-	{   0, 138, 117 },
-	{   0, 141, 114 },
-	{   0, 144, 111 },
-	{   0, 147, 108 },
-	{   0, 150, 105 },
-	{   0, 153, 102 },
-	{   0, 156,  99 },
-	{   0, 159,  96 },
-	{   0, 162,  93 },
-	{   0, 165,  90 },
-	{   0, 168,  87 },
-	{   0, 171,  84 },
-	{   0, 174,  81 },
-	{   0, 177,  78 },
-	{   0, 180,  75 },
-	{   0, 183,  72 },
-	{   0, 186,  69 },
-	{   0, 189,  66 },
-	{   0, 192,  63 },
-	{   0, 195,  60 },
-	{   0, 198,  57 },
-	{   0, 201,  54 },
-	{   0, 204,  51 },
-	{   0, 207,  48 },
-	{   0, 210,  45 },
-	{   0, 213,  42 },
-	{   0, 216,  39 },
-	{   0, 219,  36 },
-	{   0, 222,  33 },
-	{   0, 225,  30 },
-	{   0, 228,  27 },
-	{   0, 231,  24 },
-	{   0, 234,  21 },
-	{   0, 237,  18 },
-	{   0, 240,  15 },
-	{   0, 243,  12 },
-	{   0, 246,   9 },
-	{   0, 249,   6 },
-	{   0, 252,   3 },
-	{   0, 255,   0 },
-	{   3, 252,   0 },
-	{   6, 249,   0 },
-	{   9, 246,   0 },
-	{  12, 243,   0 },
-	{  15, 240,   0 },
-	{  18, 237,   0 },
-	{  21, 234,   0 },
-	{  24, 231,   0 },
-	{  27, 228,   0 },
-	{  30, 225,   0 },
-	{  33, 222,   0 },
-	{  36, 219,   0 },
-	{  39, 216,   0 },
-	{  42, 213,   0 },
-	{  45, 210,   0 },
-	{  48, 207,   0 },
-	{  51, 204,   0 },
-	{  54, 201,   0 },
-	{  57, 198,   0 },
-	{  60, 195,   0 },
-	{  63, 192,   0 },
-	{  66, 189,   0 },
-	{  69, 186,   0 },
-	{  72, 183,   0 },
-	{  75, 180,   0 },
-	{  78, 177,   0 },
-	{  81, 174,   0 },
-	{  84, 171,   0 },
-	{  87, 168,   0 },
-	{  90, 165,   0 },
-	{  93, 162,   0 },
-	{  96, 159,   0 },
-	{  99, 156,   0 },
-	{ 102, 153,   0 },
-	{ 105, 150,   0 },
-	{ 108, 147,   0 },
-	{ 111, 144,   0 },
-	{ 114, 141,   0 },
-	{ 117, 138,   0 },
-	{ 120, 135,   0 },
-	{ 123, 132,   0 },
-	{ 126, 129,   0 },
-	{ 129, 126,   0 },
-	{ 132, 123,   0 },
-	{ 135, 120,   0 },
-	{ 138, 117,   0 },
-	{ 141, 114,   0 },
-	{ 144, 111,   0 },
-	{ 147, 108,   0 },
-	{ 150, 105,   0 },
-	{ 153, 102,   0 },
-	{ 156,  99,   0 },
-	{ 159,  96,   0 },
-	{ 162,  93,   0 },
-	{ 165,  90,   0 },
-	{ 168,  87,   0 },
-	{ 171,  84,   0 },
-	{ 174,  81,   0 },
-	{ 177,  78,   0 },
-	{ 180,  75,   0 },
-	{ 183,  72,   0 },
-	{ 186,  69,   0 },
-	{ 189,  66,   0 },
-	{ 192,  63,   0 },
-	{ 195,  60,   0 },
-	{ 198,  57,   0 },
-	{ 201,  54,   0 },
-	{ 204,  51,   0 },
-	{ 207,  48,   0 },
-	{ 210,  45,   0 },
-	{ 213,  42,   0 },
-	{ 216,  39,   0 },
-	{ 219,  36,   0 },
-	{ 222,  33,   0 },
-	{ 225,  30,   0 },
-	{ 228,  27,   0 },
-	{ 231,  24,   0 },
-	{ 234,  21,   0 },
-	{ 237,  18,   0 },
-	{ 240,  15,   0 },
-	{ 243,  12,   0 },
-	{ 246,   9,   0 },
-	{ 249,   6,   0 },
-	{ 252,   3,   0 },
-	{ 255,   0,   0 },
+	{ 0x00, 0x00, 0x02 },
+	{ 0x00, 0x00, 0x04 },
+	{ 0x00, 0x00, 0x05 },
+	{ 0x00, 0x00, 0x07 },
+	{ 0x00, 0x00, 0x0a },
+	{ 0x00, 0x00, 0x0c },
+	{ 0x00, 0x00, 0x0e },
+	{ 0x00, 0x00, 0x10 },
+	{ 0x00, 0x00, 0x13 },
+	{ 0x00, 0x00, 0x15 },
+	{ 0x00, 0x00, 0x17 },
+	{ 0x00, 0x00, 0x19 },
+	{ 0x00, 0x00, 0x1b },
+	{ 0x00, 0x00, 0x1d },
+	{ 0x00, 0x00, 0x1f },
+	{ 0x00, 0x00, 0x21 },
+	{ 0x00, 0x00, 0x24 },
+	{ 0x00, 0x00, 0x25 },
+	{ 0x00, 0x00, 0x28 },
+	{ 0x00, 0x00, 0x29 },
+	{ 0x00, 0x00, 0x2c },
+	{ 0x00, 0x00, 0x2e },
+	{ 0x00, 0x00, 0x30 },
+	{ 0x00, 0x00, 0x33 },
+	{ 0x00, 0x00, 0x35 },
+	{ 0x00, 0x00, 0x37 },
+	{ 0x00, 0x00, 0x39 },
+	{ 0x00, 0x00, 0x3b },
+	{ 0x00, 0x00, 0x3d },
+	{ 0x00, 0x00, 0x3f },
+	{ 0x00, 0x00, 0x41 },
+	{ 0x00, 0x00, 0x43 },
+	{ 0x00, 0x00, 0x46 },
+	{ 0x00, 0x00, 0x48 },
+	{ 0x00, 0x00, 0x4a },
+	{ 0x00, 0x00, 0x4c },
+	{ 0x00, 0x00, 0x4e },
+	{ 0x00, 0x00, 0x50 },
+	{ 0x00, 0x00, 0x53 },
+	{ 0x00, 0x00, 0x55 },
+	{ 0x00, 0x00, 0x56 },
+	{ 0x00, 0x00, 0x59 },
+	{ 0x00, 0x00, 0x5b },
+	{ 0x00, 0x00, 0x5d },
+	{ 0x00, 0x00, 0x5f },
+	{ 0x00, 0x00, 0x62 },
+	{ 0x00, 0x00, 0x63 },
+	{ 0x00, 0x00, 0x66 },
+	{ 0x00, 0x00, 0x68 },
+	{ 0x00, 0x00, 0x6a },
+	{ 0x00, 0x00, 0x6c },
+	{ 0x00, 0x00, 0x6e },
+	{ 0x00, 0x00, 0x70 },
+	{ 0x00, 0x00, 0x73 },
+	{ 0x00, 0x00, 0x75 },
+	{ 0x00, 0x00, 0x77 },
+	{ 0x00, 0x00, 0x79 },
+	{ 0x00, 0x00, 0x7b },
+	{ 0x00, 0x00, 0x7d },
+	{ 0x00, 0x00, 0x7f },
+	{ 0x00, 0x00, 0x82 },
+	{ 0x00, 0x00, 0x84 },
+	{ 0x00, 0x00, 0x86 },
+	{ 0x00, 0x00, 0x88 },
+	{ 0x00, 0x00, 0x8a },
+	{ 0x00, 0x00, 0x8c },
+	{ 0x00, 0x00, 0x8e },
+	{ 0x00, 0x00, 0x91 },
+	{ 0x00, 0x00, 0x93 },
+	{ 0x00, 0x00, 0x95 },
+	{ 0x00, 0x00, 0x97 },
+	{ 0x00, 0x00, 0x99 },
+	{ 0x00, 0x00, 0x9b },
+	{ 0x00, 0x00, 0x9d },
+	{ 0x00, 0x00, 0x9f },
+	{ 0x00, 0x00, 0xa2 },
+	{ 0x00, 0x00, 0xa4 },
+	{ 0x00, 0x00, 0xa6 },
+	{ 0x00, 0x00, 0xa8 },
+	{ 0x00, 0x00, 0xaa },
+	{ 0x00, 0x00, 0xac },
+	{ 0x00, 0x00, 0xae },
+	{ 0x00, 0x00, 0xb1 },
+	{ 0x00, 0x00, 0xb3 },
+	{ 0x00, 0x00, 0xb5 },
+	{ 0x00, 0x00, 0xb7 },
+	{ 0x00, 0x00, 0xb9 },
+	{ 0x00, 0x00, 0xbb },
+	{ 0x00, 0x00, 0xbd },
+	{ 0x00, 0x00, 0xbf },
+	{ 0x00, 0x00, 0xc2 },
+	{ 0x00, 0x00, 0xc4 },
+	{ 0x00, 0x00, 0xc6 },
+	{ 0x00, 0x00, 0xc8 },
+	{ 0x00, 0x00, 0xca },
+	{ 0x00, 0x00, 0xcc },
+	{ 0x00, 0x00, 0xce },
+	{ 0x00, 0x00, 0xd1 },
+	{ 0x00, 0x00, 0xd3 },
+	{ 0x00, 0x00, 0xd5 },
+	{ 0x00, 0x00, 0xd7 },
+	{ 0x00, 0x00, 0xd9 },
+	{ 0x00, 0x00, 0xdb },
+	{ 0x00, 0x00, 0xdd },
+	{ 0x00, 0x00, 0xdf },
+	{ 0x00, 0x00, 0xe2 },
+	{ 0x00, 0x00, 0xe4 },
+	{ 0x00, 0x00, 0xe6 },
+	{ 0x00, 0x00, 0xe8 },
+	{ 0x00, 0x00, 0xea },
+	{ 0x00, 0x00, 0xec },
+	{ 0x00, 0x00, 0xee },
+	{ 0x00, 0x00, 0xf1 },
+	{ 0x00, 0x00, 0xf3 },
+	{ 0x00, 0x00, 0xf5 },
+	{ 0x00, 0x00, 0xf7 },
+	{ 0x00, 0x00, 0xf9 },
+	{ 0x00, 0x00, 0xfb },
+	{ 0x00, 0x00, 0xfd },
+	{ 0x01, 0x00, 0xfe },
+	{ 0x05, 0x00, 0xfa },
+	{ 0x09, 0x00, 0xf6 },
+	{ 0x0e, 0x00, 0xf2 },
+	{ 0x12, 0x00, 0xed },
+	{ 0x16, 0x00, 0xe9 },
+	{ 0x1b, 0x00, 0xe4 },
+	{ 0x1f, 0x00, 0xe0 },
+	{ 0x24, 0x00, 0xdc },
+	{ 0x27, 0x00, 0xd8 },
+	{ 0x2c, 0x00, 0xd3 },
+	{ 0x30, 0x00, 0xcf },
+	{ 0x35, 0x00, 0xcb },
+	{ 0x39, 0x00, 0xc6 },
+	{ 0x3d, 0x00, 0xc2 },
+	{ 0x42, 0x00, 0xbd },
+	{ 0x46, 0x00, 0xb9 },
+	{ 0x4b, 0x00, 0xb5 },
+	{ 0x4f, 0x00, 0xb0 },
+	{ 0x53, 0x00, 0xac },
+	{ 0x58, 0x00, 0xa7 },
+	{ 0x5c, 0x00, 0xa3 },
+	{ 0x61, 0x00, 0x9f },
+	{ 0x65, 0x00, 0x9a },
+	{ 0x69, 0x00, 0x96 },
+	{ 0x6e, 0x00, 0x91 },
+	{ 0x72, 0x00, 0x8d },
+	{ 0x77, 0x00, 0x89 },
+	{ 0x7b, 0x00, 0x84 },
+	{ 0x7f, 0x00, 0x80 },
+	{ 0x84, 0x00, 0x7b },
+	{ 0x88, 0x00, 0x77 },
+	{ 0x8d, 0x00, 0x73 },
+	{ 0x91, 0x00, 0x6e },
+	{ 0x95, 0x00, 0x6a },
+	{ 0x9a, 0x00, 0x65 },
+	{ 0x9e, 0x00, 0x61 },
+	{ 0xa3, 0x00, 0x5d },
+	{ 0xa7, 0x00, 0x58 },
+	{ 0xab, 0x00, 0x54 },
+	{ 0xb0, 0x00, 0x4f },
+	{ 0xb4, 0x00, 0x4b },
+	{ 0xb9, 0x00, 0x47 },
+	{ 0xbd, 0x00, 0x42 },
+	{ 0xc1, 0x00, 0x3e },
+	{ 0xc6, 0x00, 0x39 },
+	{ 0xca, 0x00, 0x35 },
+	{ 0xcf, 0x00, 0x31 },
+	{ 0xd3, 0x00, 0x2c },
+	{ 0xd7, 0x00, 0x28 },
+	{ 0xdc, 0x00, 0x23 },
+	{ 0xe0, 0x00, 0x1f },
+	{ 0xe5, 0x00, 0x1b },
+	{ 0xe9, 0x00, 0x16 },
+	{ 0xed, 0x00, 0x12 },
+	{ 0xf2, 0x00, 0x0d },
+	{ 0xf6, 0x00, 0x09 },
+	{ 0xfb, 0x00, 0x05 },
+	{ 0xfe, 0x01, 0x01 },
+	{ 0xff, 0x06, 0x00 },
+	{ 0xff, 0x0d, 0x00 },
+	{ 0xff, 0x13, 0x00 },
+	{ 0xff, 0x1a, 0x00 },
+	{ 0xff, 0x20, 0x00 },
+	{ 0xff, 0x26, 0x00 },
+	{ 0xff, 0x2d, 0x00 },
+	{ 0xff, 0x33, 0x00 },
+	{ 0xff, 0x3a, 0x00 },
+	{ 0xff, 0x40, 0x00 },
+	{ 0xff, 0x46, 0x00 },
+	{ 0xff, 0x4d, 0x00 },
+	{ 0xff, 0x53, 0x00 },
+	{ 0xff, 0x59, 0x00 },
+	{ 0xff, 0x60, 0x00 },
+	{ 0xff, 0x66, 0x00 },
+	{ 0xff, 0x6c, 0x00 },
+	{ 0xff, 0x73, 0x00 },
+	{ 0xff, 0x79, 0x00 },
+	{ 0xff, 0x80, 0x00 },
+	{ 0xff, 0x86, 0x00 },
+	{ 0xff, 0x8c, 0x00 },
+	{ 0xff, 0x93, 0x00 },
+	{ 0xff, 0x99, 0x00 },
+	{ 0xff, 0x9f, 0x00 },
+	{ 0xff, 0xa6, 0x00 },
+	{ 0xff, 0xac, 0x00 },
+	{ 0xff, 0xb3, 0x00 },
+	{ 0xff, 0xb9, 0x00 },
+	{ 0xff, 0xbf, 0x00 },
+	{ 0xff, 0xc6, 0x00 },
+	{ 0xff, 0xcc, 0x00 },
+	{ 0xff, 0xd2, 0x00 },
+	{ 0xff, 0xd9, 0x00 },
+	{ 0xff, 0xdf, 0x00 },
+	{ 0xff, 0xe6, 0x00 },
+	{ 0xff, 0xec, 0x00 },
+	{ 0xff, 0xf2, 0x00 },
+	{ 0xff, 0xf9, 0x00 },
+	{ 0xff, 0xfe, 0x01 },
+	{ 0xff, 0xff, 0x06 },
+	{ 0xff, 0xff, 0x0d },
+	{ 0xff, 0xff, 0x14 },
+	{ 0xff, 0xff, 0x1b },
+	{ 0xff, 0xff, 0x21 },
+	{ 0xff, 0xff, 0x28 },
+	{ 0xff, 0xff, 0x2f },
+	{ 0xff, 0xff, 0x35 },
+	{ 0xff, 0xff, 0x3c },
+	{ 0xff, 0xff, 0x42 },
+	{ 0xff, 0xff, 0x49 },
+	{ 0xff, 0xff, 0x4f },
+	{ 0xff, 0xff, 0x56 },
+	{ 0xff, 0xff, 0x5d },
+	{ 0xff, 0xff, 0x63 },
+	{ 0xff, 0xff, 0x6a },
+	{ 0xff, 0xff, 0x71 },
+	{ 0xff, 0xff, 0x77 },
+	{ 0xff, 0xff, 0x7e },
+	{ 0xff, 0xff, 0x84 },
+	{ 0xff, 0xff, 0x8b },
+	{ 0xff, 0xff, 0x92 },
+	{ 0xff, 0xff, 0x98 },
+	{ 0xff, 0xff, 0x9f },
+	{ 0xff, 0xff, 0xa6 },
+	{ 0xff, 0xff, 0xac },
+	{ 0xff, 0xff, 0xb3 },
+	{ 0xff, 0xff, 0xb9 },
+	{ 0xff, 0xff, 0xc0 },
+	{ 0xff, 0xff, 0xc7 },
+	{ 0xff, 0xff, 0xcd },
+	{ 0xff, 0xff, 0xd4 },
+	{ 0xff, 0xff, 0xdb },
+	{ 0xff, 0xff, 0xe1 },
+	{ 0xff, 0xff, 0xe8 },
+	{ 0xff, 0xff, 0xee },
+	{ 0xff, 0xff, 0xf5 },
+	{ 0xff, 0xff, 0xfb }
 } };

 const std::array<ui::Color, 256> spectrum_rgb4_lut { {
@@ -104,8 +104,30 @@ void tone_keys_populate(OptionsField& field) {
 	field.set_options(tone_key_options);
 }

-float tone_key_frequency(const uint32_t index) {
+float tone_key_frequency(const tone_index index) {
 	return tone_keys[index].second;
 }

+std::string tone_key_string( tone_index index ) {
+	if( index < 0 || (unsigned)index >= tone_keys . size() )
+		return std::string( "" ); 
+	return tone_keys[ index ] .first ;
+}
+
+tone_index tone_key_index_by_string( char *str ) {
+	if( !str )
+		return -1 ;
+	for( tone_index index = 0 ; (unsigned)index < tone_keys . size() ; index ++ )
+	{
+		if( tone_keys[ index ] . first . compare( str ) >= 0 )
+			return index ;
+	}
+	return -1 ;	
+}	
+
+/* tone_index tone_key_index_by_value( int32_t freq )
+{
+	return -1 ;	
+} */
+
 }
@@ -30,12 +30,18 @@ using namespace ui;

 namespace tonekey {

+typedef int16_t tone_index ;
+
 using tone_key_t = std::vector<std::pair<std::string, float>>;

 extern const tone_key_t tone_keys;

 void tone_keys_populate(OptionsField& field);
-float tone_key_frequency(const uint32_t index);
+float tone_key_frequency(const tone_index index);
+
+std::string tone_key_string( const tone_index index );
+tone_index tone_key_index_by_string( char *str );
+// tone_index tone_key_index_by_value( int32_t freq );

 }

@@ -76,14 +76,6 @@ ui::Point Calibration::translate(const DigitizerPoint& p) const {
 	return { x_clipped, y_clipped };
 }

-const Calibration default_calibration() {
-	/* Values derived from one PortaPack H1 unit. */
-	return {
-		{ { { 256, 731 }, { 880, 432 }, { 568, 146 } } },
-		{ { {  32,  48 }, { 208, 168 }, { 120, 288 } } }
-	};
-};
-
 void Manager::feed(const Frame& frame) {
 	// touch_debounce.feed(touch_raw);
 	const auto touch_raw = frame.touch;
@@ -137,6 +137,15 @@ struct Calibration {
 	{
 	}

+	constexpr Calibration() :
+		Calibration(
+			/* Values derived from one PortaPack H1 unit. */
+			{ { { 256, 731 }, { 880, 432 }, { 568, 146 } } },
+			{ { {  32,  48 }, { 208, 168 }, { 120, 288 } } }
+		)
+	{
+	}
+
 	ui::Point translate(const DigitizerPoint& p) const;

 private:
@@ -149,8 +158,6 @@ private:
 	int32_t f;
 };

-const Calibration default_calibration();
-
 template<size_t N>
 class Filter {
 public:
@@ -247,6 +247,8 @@ public:
 			parent_pos,
 			5,
 			{
+				{ "   10",       10 },  /* Fine tuning SSB voice pitch,in HF and QO-100 sat #669 */
+				{ "   50",       50 },	/* added 50Hz/10Hz,but we do not increase GUI digit decimal */
 				{ "  100",      100 },
 				{ "  1k ",     1000 },
 				{ "  3k ",     3000 },	/* Approximate SSB bandwidth */
@@ -80,6 +80,21 @@ void RSSI::paint(Painter& painter) {
 	}
 }

+int32_t RSSI::get_min()
+{ 
+    return min_ ;
+}
+
+int32_t RSSI::get_avg()
+{ 
+    return avg_ ;
+}
+
+int32_t RSSI::get_max()
+{ 
+    return max_ ;
+}
+
 void RSSI::set_pitch_rssi(bool enabled) {
 	pitch_rssi_enabled = enabled;
 	if (!enabled) baseband::set_pitch_rssi(0, false);
@@ -46,6 +46,9 @@ public:
 	}

 	void paint(Painter& painter) override;
+    int32_t get_min();
+    int32_t get_avg();
+    int32_t get_max();
 	
 private:
 	int32_t min_;
@@ -57,6 +57,7 @@
 #include "ui_remote.hpp"
 #include "ui_scanner.hpp"
 #include "ui_search.hpp"
+#include "ui_recon.hpp"
 #include "ui_sd_wipe.hpp"
 #include "ui_settings.hpp"
 #include "ui_siggen.hpp"
@@ -65,6 +66,7 @@
 //#include "ui_test.hpp"
 #include "ui_tone_search.hpp"
 #include "ui_touchtunes.hpp"
+#include "ui_playlist.hpp"
 #include "ui_view_wav.hpp"
 #include "ui_whipcalc.hpp"

@@ -481,6 +483,7 @@ ReceiversMenuView::ReceiversMenuView(NavigationView& nav) {
 		{ "POCSAG", 	ui::Color::green(),		&bitmap_icon_pocsag,	[&nav](){ nav.push<POCSAGAppView>(); } },
 		{ "Radiosnde", 	ui::Color::green(),		&bitmap_icon_sonde,		[&nav](){ nav.push<SondeView>(); } },
 		{ "TPMS Cars", 	ui::Color::green(),		&bitmap_icon_tpms,		[&nav](){ nav.push<TPMSAppView>(); } },
+       	{ "Recon", 	    ui::Color::green(),		&bitmap_icon_scanner,	[&nav](){ nav.push<ReconView>(); } },
 		{ "APRS", 		ui::Color::green(),		&bitmap_icon_aprs,		[&nav](){ nav.push<APRSRXView>(); } }
 		/*
 		{ "DMR", 		ui::Color::dark_grey(),	&bitmap_icon_dmr,		[&nav](){ nav.push<NotImplementedView>(); } },
@@ -518,6 +521,8 @@ TransmittersMenuView::TransmittersMenuView(NavigationView& nav) {
 		{ "SSTV", 			ui::Color::green(), 	&bitmap_icon_sstv,		[&nav](){ nav.push<SSTVTXView>(); } },
 		{ "TEDI/LCR",		ui::Color::yellow(), 	&bitmap_icon_lcr,		[&nav](){ nav.push<LCRView>(); } },
 		{ "TouchTune",		ui::Color::yellow(),	&bitmap_icon_remote,	[&nav](){ nav.push<TouchTunesView>(); } },
+                { "Playlist",           ui::Color::yellow(),    &bitmap_icon_remote,    [&nav](){ nav.push<PlaylistView>(); } },
+
 		//{ "Remote",			ui::Color::dark_grey(),	&bitmap_icon_remote,	[&nav](){ nav.push<RemoteView>(); } },
 	});
 }
@@ -536,9 +541,10 @@ UtilitiesMenuView::UtilitiesMenuView(NavigationView& nav) {
 		//{ "Notepad",		ui::Color::dark_grey(),	&bitmap_icon_notepad,		[&nav](){ nav.push<NotImplementedView>(); } },
 		{ "Signal gen", 	ui::Color::green(), 	&bitmap_icon_cwgen,			[&nav](){ nav.push<SigGenView>(); } },
 		//{ "Tone search",	ui::Color::dark_grey(), nullptr,					[&nav](){ nav.push<ToneSearchView>(); } },
-		{ "WAV viewer",	ui::Color::yellow(),	&bitmap_icon_soundboard,	[&nav](){ nav.push<ViewWavView>(); } },
+		{ "Wav viewer",	ui::Color::yellow(),	&bitmap_icon_soundboard,	[&nav](){ nav.push<ViewWavView>(); } },
 		{ "Antenna length",	ui::Color::green(),		&bitmap_icon_tools_antenna,	[&nav](){ nav.push<WhipCalcView>(); } },
-		{ "Wipe SD Card",	ui::Color::red(),		&bitmap_icon_tools_wipesd,	[&nav](){ nav.push<WipeSDView>(); } },
+
+		{ "Wipe SD card",	ui::Color::red(),		&bitmap_icon_tools_wipesd,	[&nav](){ nav.push<WipeSDView>(); } },
 	});
 	set_max_rows(2); // allow wider buttons
 }
@@ -42,10 +42,16 @@ void Modulator::set_over(uint32_t new_over) {
    over = new_over;
 }

-void Modulator::set_gain_vumeter_beep(float new_audio_gain , bool new_play_beep ) {
-      audio_gain = new_audio_gain ;    
+void Modulator::set_gain_shiftbits_vumeter_beep(float new_audio_gain ,uint8_t new_audio_shift_bits_s16, bool new_play_beep ) {
+	//new_audio_shift_bits_s16 are the direct shift bits (FM mod >>x) , and it is fixed to >>8_FM (AK) or  4,5,6, (WM boost OFF) or 6,7 (WM boost ON)
+      audio_gain = new_audio_gain ;
+	  audio_shift_bits_s16_FM = new_audio_shift_bits_s16;  //FM :        >>8(AK) fixed ,  >>4,5,6 (WM boost OFF)
+	  if (new_audio_shift_bits_s16==8) {				   //FM : we are in AK codec IC => for AM-SSB-DSB we were using >>2 fixed (wm boost ON) .	
+			audio_shift_bits_s16_AM_DSB_SSB = 2;	       //AM-DSB-SSB: >>2(AK) fixed ,  >>0,1,2 (WM boost OFF)	  
+	  } else {
+		    audio_shift_bits_s16_AM_DSB_SSB = (new_audio_shift_bits_s16-4) ; //AM-DSB-SSB: >>0,1,2 (WM boost OFF), >>2,3 (WM boost ON)	  
+	  }
 	  play_beep = new_play_beep; 
-
 }

 int32_t Modulator::apply_beep(int32_t sample_in, bool& configured_in, uint32_t& new_beep_index, uint32_t& new_beep_timer, TXProgressMessage& new_txprogress_message ) {
@@ -85,7 +91,7 @@ void SSB::execute(const buffer_s16_t& audio, const buffer_c8_t& buffer, bool& co
 		if (counter % 128 == 0) {
 			float	i = 0.0, q = 0.0;

-		    sample = audio.p[counter / over] >> 2;
+		    sample = audio.p[counter / over] >> audio_shift_bits_s16_AM_DSB_SSB;			// originally fixed   >> 2, now >>2 for AK,   0,1,2,3 for WM (boost off)
 			sample *= audio_gain;      //  Apply GAIN  Scale factor to the audio TX modulation.
 	
 				//switch (mode) {
@@ -145,7 +151,7 @@ void FM::execute(const buffer_s16_t& audio, const buffer_c8_t& buffer, bool& con

 	for (size_t counter = 0; counter < buffer.count; counter++) {
 	 
-	    sample = audio.p[counter>>6] >> 8;			// 	sample = audio.p[counter / over] >> 8;   (not enough efficient running code, over = 1536000/240000= 64 )
+	    sample = audio.p[counter>>6] >> audio_shift_bits_s16_FM ;			// Orig. >>8 , 	sample = audio.p[counter / over] >> 8;   (not enough efficient running code, over = 1536000/240000= 64 )
 		sample *= audio_gain;      					// Apply GAIN  Scale factor to the audio TX modulation.

 		if (play_beep) {
@@ -190,7 +196,7 @@ void AM::execute(const buffer_s16_t& audio, const buffer_c8_t& buffer, bool& con
 	
 	for (size_t counter = 0; counter < buffer.count; counter++) {
 		if (counter % 128 == 0) {
-			sample = audio.p[counter / over] >> 2;
+			sample = audio.p[counter / over] >> audio_shift_bits_s16_AM_DSB_SSB; // originally fixed >> 2, now >>2 for AK, 0,1,2,3 for WM (boost off)
 			sample *= audio_gain;      					 // Apply GAIN  Scale factor to the audio TX modulation.
 		}

@@ -50,9 +50,11 @@ public:
 	void set_mode(Mode new_mode);

    void set_over(uint32_t new_over);
-	void set_gain_vumeter_beep(float new_audio_gain , bool new_play_beep );
+	void set_gain_shiftbits_vumeter_beep(float new_audio_gain ,uint8_t new_audio_shift_bits_s16, bool new_play_beep );
 	int32_t apply_beep(int32_t sample_in, bool& configured_in, uint32_t& new_beep_index, uint32_t& new_beep_timer, TXProgressMessage& new_txprogress_message );
 	float audio_gain { };
+	uint8_t audio_shift_bits_s16_FM { }; 		// shift bits factor to the captured ADC S16 audio sample.
+	uint8_t	audio_shift_bits_s16_AM_DSB_SSB { };
 	bool play_beep { false };
 	uint32_t power_acc_count { 0 };		// this var it is initialized from Proc_mictx.cpp
 	uint32_t divider { };				// this var it is initialized from Proc_mictx.cpp
@@ -35,7 +35,7 @@ void MicTXProcessor::execute(const buffer_c8_t& buffer){
 	if (!configured) return;
 	
 	audio_input.read_audio_buffer(audio_buffer);
-	modulator->set_gain_vumeter_beep(audio_gain, play_beep ) ;	
+	modulator->set_gain_shiftbits_vumeter_beep(audio_gain, audio_shift_bits_s16, play_beep ) ;	
 	modulator->execute(audio_buffer, buffer, configured, beep_index, beep_timer, txprogress_message, level_message, power_acc_count, divider );	// Now "Key Tones & CTCSS" baseband additon inside FM mod. dsp_modulate.cpp"
    
   /* Original fw 1.3.1  good reference, beep and vu-meter
@@ -141,6 +141,7 @@ void MicTXProcessor::on_message(const Message* const msg) {
 			}
 			
 			audio_gain = config_message.audio_gain;
+			audio_shift_bits_s16 = config_message.audio_shift_bits_s16;
 			divider = config_message.divider;
 			power_acc_count = 0;

@@ -61,6 +61,8 @@ private:

 	uint32_t divider { };
 	float audio_gain { };
+	uint8_t audio_shift_bits_s16 { } ; // shift bits factor to the captured ADC S16 audio sample.
+
 	uint64_t power_acc { 0 };
 	uint32_t power_acc_count { 0 };
 	bool play_beep { false };
@@ -27,15 +27,88 @@

 #include <cstdint>

-void OOKProcessor::execute(const buffer_c8_t& buffer) {
+inline void OOKProcessor::write_sample(const buffer_c8_t& buffer, uint8_t bit_value, size_t i) {
 	int8_t re, im;
-	
+
+	if (bit_value) {
+		phase = (phase + 200);			// What ?
+		sphase = phase + (64 << 18);
+
+		re = (sine_table_i8[(sphase & 0x03FC0000) >> 18]);
+		im = (sine_table_i8[(phase & 0x03FC0000) >> 18]);
+	} else {
+		re = 0;
+		im = 0;
+	}
+
+	buffer.p[i] = {re, im};
+}
+
+inline void OOKProcessor::duval_algo(const buffer_c8_t& buffer) {
+	size_t buf_ptr = 0;
+	const unsigned int w = de_bruijn_length;
+
+	// Duval's algorithm for generating de Bruijn sequence
+	while (idx) {
+		if (w % idx == 0) {
+			for (; k < idx; k++) {
+				size_t available_size = buffer.count - buf_ptr;
+				size_t len = (samples_per_bit > available_size) ? available_size : samples_per_bit;
+
+				for (; bit_ptr < len; bit_ptr++) {
+					write_sample(buffer, v[k], buf_ptr);
+					buf_ptr++;
+				}
+
+				if (buf_ptr == buffer.count) {
+					txprogress_message.done = false;
+					txprogress_message.progress = scan_progress++;
+					shared_memory.application_queue.push(txprogress_message);
+					return;
+				}
+
+				bit_ptr = 0;
+			}
+
+			k = 0;
+		}
+
+		for (unsigned int j = 0; j < w - idx; j++)
+			v[idx + j] = v[j];
+
+		for (idx = w; idx > 0 && v[idx - 1]; idx--) ;
+
+		if (idx)
+			v[idx - 1] = 1;
+	}
+
+	// clear the buffer in case we have any bytes left
+	if (buf_ptr < buffer.count) {
+		for (size_t i = buf_ptr; i < buffer.count; i++) {
+			buffer.p[i] = {0, 0};
+		}
+	}
+
+	if (!scan_done) {
+		txprogress_message.done = true;
+		shared_memory.application_queue.push(txprogress_message);
+	}
+
+	scan_done = 1;
+}
+
+void OOKProcessor::execute(const buffer_c8_t& buffer) {
 	// This is called at 2.28M/2048 = 1113Hz
-	
+
 	if (!configured) return;
-	
+
+	if (de_bruijn_length) {
+		duval_algo(buffer);
+		return;
+	}
+
 	for (size_t i = 0; i < buffer.count; i++) {
-		
+
 		// Synthesis at 2.28M/10 = 228kHz
 		if (!s) {
 			s = 10 - 1;
@@ -49,11 +122,11 @@ void OOKProcessor::execute(const buffer_c8_t& buffer) {
 						} else if (pause_counter == 1) {
 							if (repeat_counter < repeat) {
 								// Repeat
-								bit_pos = 0;
 								cur_bit = shared_memory.bb_data.data[0] & 0x80;
 								txprogress_message.progress = repeat_counter + 1;
 								txprogress_message.done = false;
 								shared_memory.application_queue.push(txprogress_message);
+								bit_pos = 1;
 								repeat_counter++;
 							} else {
 								// Stop
@@ -71,7 +144,7 @@ void OOKProcessor::execute(const buffer_c8_t& buffer) {
 						bit_pos++;
 					}
 				}
-				
+
 				sample_count = 0;
 			} else {
 				sample_count++;
@@ -79,31 +152,49 @@ void OOKProcessor::execute(const buffer_c8_t& buffer) {
 		} else {
 			s--;
 		}
-		
-		if (cur_bit) {
-			phase = (phase + 200);			// What ?
-			sphase = phase + (64 << 18);

-			re = (sine_table_i8[(sphase & 0x03FC0000) >> 18]);
-			im = (sine_table_i8[(phase & 0x03FC0000) >> 18]);
-		} else {
-			re = 0;
-			im = 0;
-		}
-	
-		buffer.p[i] = {re, im};
+		write_sample(buffer, cur_bit, i);
 	}
 }

 void OOKProcessor::on_message(const Message* const p) {
 	const auto message = *reinterpret_cast<const OOKConfigureMessage*>(p);
-	
+
 	if (message.id == Message::ID::OOKConfigure) {
-		samples_per_bit = message.samples_per_bit / 10;
+		configured = false;
+
 		repeat = message.repeat - 1;
 		length = message.stream_length;
 		pause = message.pause_symbols + 1;
-	
+		de_bruijn_length = message.de_bruijn_length;
+		samples_per_bit = message.samples_per_bit;
+
+		if (!length && !samples_per_bit) {
+			// shutdown
+			return;
+		}
+
+		if (de_bruijn_length) {
+			if (de_bruijn_length > sizeof(v)) {
+				return;
+			}
+
+			if (samples_per_bit > 2048) {
+				// can't handle more than dma::transfer_samples
+				return;
+			}
+
+			k = 0;
+			bit_ptr = 0;
+			idx = 1;
+			scan_done = false;
+			scan_progress = 0;
+
+			memset(v, 0, sizeof(v));
+		} else {
+			samples_per_bit /= 10;
+		}
+
 		pause_counter = 0;
 		s = 0;
 		sample_count = samples_per_bit;
@@ -29,19 +29,20 @@
 class OOKProcessor : public BasebandProcessor {
 public:
 	void execute(const buffer_c8_t& buffer) override;
-	
+
 	void on_message(const Message* const p) override;

 private:
 	bool configured = false;
-	
+
 	BasebandThread baseband_thread { 2280000, this, NORMALPRIO + 20, baseband::Direction::Transmit };
-	
+
 	uint32_t samples_per_bit { 0 };
 	uint8_t repeat { 0 };
 	uint32_t length { 0 };
 	uint32_t pause { 0 };
-	
+	uint8_t de_bruijn_length { 0 };
+
 	uint32_t pause_counter { 0 };
 	uint8_t repeat_counter { 0 };
 	uint8_t s { 0 };
@@ -50,8 +51,19 @@ private:
    uint32_t sample_count { 0 };
 	uint32_t tone_phase { 0 }, phase { 0 }, sphase { 0 };
 	int32_t tone_sample { 0 }, sig { 0 }, frq { 0 };
-	
+
 	TXProgressMessage txprogress_message { };
+
+	static constexpr auto MAX_DE_BRUIJN_ORDER = 24;
+	uint8_t v[MAX_DE_BRUIJN_ORDER];
+	unsigned int idx { 0 };
+	unsigned int k { 0 };
+	size_t bit_ptr{ 0 };
+	size_t scan_progress{ 0 };
+	uint8_t scan_done { true };
+
+	void write_sample(const buffer_c8_t& buffer, uint8_t bit_value, size_t i);
+	void duval_algo(const buffer_c8_t& buffer);
 };

 #endif
@@ -216,90 +216,347 @@ void AK4951::speaker_disable() {
 	set_speaker_power(false);
 }

-void AK4951::microphone_enable() {
-// map.r.digital_mic.DMIC = 0;
-// update(Register::DigitalMic);
+void AK4951::microphone_enable(int8_t alc_mode) {
+// alc_mode =0 = (OFF =same as original code = NOT using AK4951 Programmable digital filter block), 
+// alc_mode >1 (with  DIGITAL FILTER BLOCK , example :  1:(+12dB) , 2:(+9dB)", 3:(+6dB), ...) 
+
+// map.r.digital_mic.DMIC = 0;		// originally commented code 
+// update(Register::DigitalMic);	// originally commented code 
+
+uint_fast8_t mgain =0b0111;   			// Pre-amp mic (Original code,  =0b0111 (+21dB's=7x3dBs),(Max is NOT 0b1111!, it is 0b1010=+30dBs=10x3dBs) 
+
+map.r.signal_select_2.INL = 0b01;		// Lch input signal = LIN2 , our ext. MONO MIC is connected here LIN2 in Portapack.
+map.r.signal_select_2.INR = 0b01;		// Rch input signal = RIN2 , Not used ,not connected ,but no problem. 
+map.r.signal_select_2.MICL = 0;			// MPWR = 2.4V  (it has two possible settings , 2.4V or 2.0V) , (majority smarthphones around 2V , range 1V-5V)
+update(Register::SignalSelect2);
+
+// ------Common code part, =  original setting  conditions, it is fine for all user-GUI alc_modes: OFF , and ALC modes .*/
+map.r.digital_filter_select_1.HPFAD = 1;	// HPF1 ON (after ADC);page 40 datasheet, HPFAD bit controls the ON/OFF of the HPF1 (HPF ON is recommended).
+map.r.digital_filter_select_1.HPFC = 0b11;	// HPF Cut off frequency of high pass filter from 236.8 Hz @fs=48k  ("00":3.7Hz, "01":14,8Hz, "10":118,4Hz) 
+update(Register::DigitalFilterSelect1);
+
+// map.r.r_ch_mic_gain_setting.MGR = 0x80;	// Microphone sensitivity correction = 0dB.,  (not used by now , original code cond.)
+// update(Register::RchMicGainSetting);		// (those two lines , not activated, same as original)	
+
+// pre-load 4 byes LPF coefficicients (.lpf_coefficient_0,1,2,3), FSA 14..0, FSB 14..0 , (fcut initial 6kHz, fs 48Khz). 	
+// it will be default pre-loading coeff. for al  ALC modes,  LPF bit is activated down, for all ALC digital modes.
+map.r.lpf_coefficient_0.l = 0x5F;		// Pre-loading here LPF 6kHz, 1st Order from digital Block , Fc=6000 Hz,  fs = 48khz
+map.r.lpf_coefficient_1.h = 0x09;		// LPF bit is activated down, for all ALC digital modes.
+map.r.lpf_coefficient_2.l = 0xBF;		// Writting reg to AK4951,  with "update", following instructions.
+map.r.lpf_coefficient_3.h = 0x32;
+
+update(Register::LPFCoefficient0);	// Writing  pre-loaded  4 bytes LPF  CoefFiecients 14 bits (FSA13..0,  FSB13..0
+update(Register::LPFCoefficient1);	// In this case , LPF 6KHz , when we activate the LPF block.
+update(Register::LPFCoefficient2);
+update(Register::LPFCoefficient3);
+
+// Reset , setting OFF all 5 x Digital Equalizer filters 
+map.r.digital_filter_select_3.EQ1 = 0;	  // EQ1 Coeffic Setting , (0: Disable-default, audio data passes  EQ1 block by 0dB gain). When EQ1="1”, the settings of E1A15-0, E1B15-0 and E1C15-0 bits are enabled
+map.r.digital_filter_select_3.EQ2 = 0;	  // EQ2 Coeffic Setting , (0: Disable-default, audio data passes  EQ2 block by 0dB gain). When EQ2="1”, the settings of E2A15-0, E2B15-0 and E2C15-0 bits are enabled
+map.r.digital_filter_select_3.EQ3 = 0;    // EQ3 Coeffic Setting , (0: Disable-default, audio data passes  EQ3 block by 0dB gain). When EQ3="1”, the settings of E3A15-0, E3B15-0 and E3C15-0 bits are enabled
+map.r.digital_filter_select_3.EQ4 = 0;    // EQ4 Coeffic Setting , (0: Disable-default, audio data passes  EQ4 block by 0dB gain). When EQ4="1”, the settings of E4A15-0, E4B15-0 and E4C15-0 bits are enabled
+map.r.digital_filter_select_3.EQ5 = 0;    // EQ5 Coeffic Setting , (0: Disable-default, audio data passes  EQ5 block by 0dB gain). When EQ5="1”, the settings of E5A15-0, E5B15-0 and E5C15-0 bits are enabled
+update(Register::DigitalFilterSelect3);		// A,B,C EQ1 Coefficients are already pre-loaded in ak4951.hpp
+
+
+  if (alc_mode==0) { 		// Programmable Digital Filter OFF,  same as original condition., no Digital ALC, nor Wind Noise Filter, LPF , EQ 
+
+		map.r.digital_filter_select_2.LPF = 0;	  // LPF-Block, Coeffic Setting Enable (OFF-Default), When LPF bit is “0”, audio data passes the LPF block by 0dB gain. 
+		update(Register::DigitalFilterSelect2);
+
+	  	// Pre-loading AUDIO PATH with all DIGITAL BLOCK by pased, see, audio path block diagramm AK4951 datasheet + Table  Playback mode  -Recording mode. 
+		// Digital filter block PATH is BY PASSED (we can swith off DIG. BLOCK power , PMPFIL=0) .The Path in Recording Mode 2 & Playback Mode 2  (NO DIG FILTER BLOCK AT ALL, not for MIC recording, nor for Playback)
+		map.r.digital_filter_mode.ADCPF = 1;	// ADCPF bit swith ("0" Mic  after ADC Output connected (recording mode) to the DIGITAL FILTER  BLOCK. ("1" Playback mode)  
+		map.r.digital_filter_mode.PFSDO = 0;	// ADC bit switch ("0" : 1st order HPF) connectedto the  Output. By bass DIGITAL block .
+    	map.r.digital_filter_mode.PFDAC = 0b00;	// (Input selector for DAC (not used in MIC), SDTI= Audio Serial Data Input Pin)
+		update(Register::DigitalFilterMode);		// Writing the Audio Path :  NO DIGITAL BLOCK or DIG BLOCK FOR  MIC ,   Audio mode path : Playback mode /-Recording mode.
+
+		map.r.power_management_1.PMADL  = 1;	// ADC Lch = Lch input signal. Mic Amp Lch and ADC Lch Power Management
+		map.r.power_management_1.PMADR  = 1;	// ADC Rch = Rch input signal. Mic Amp Rch and ADC Rch Power Management
+		map.r.power_management_1.PMPFIL = 0;	// Pre-loading , Programmable Dig. filter OFF ,filter unused, routed around.(original value = 0 ) 
+		update(Register::PowerManagement1);		// Activating the Power management of the used blocks . (Mic ADC always + Dig Block filter , when used )
+
+		// 1059/fs, 22ms @ 48kHz
+		chThdSleepMilliseconds(22);
+
+  } else {    // ( alc_mode !=0) 
+
+	switch(alc_mode) { 	// Pre-loading register values depending on user-GUI selection (they will be sended below, with "update(Register_name::xxx )".
+	 
+		case 1: 	// ALC-> on, (+12dB's) Auto Vol max + Wind Noise cancel + LPF 6kHz + Pre-amp Mic (+21dB=original)
+			map.r.alc_mode_control_2.REF = 0xC0;    	// REF7-0 bits,max gain at ALC recovery operation,(FFH +36dBs , D0H +18dBs, A0H 0dBs, C0H=+12dBs) 
+			map.r.l_ch_input_volume_control.IV = 0xC0; 	// Left, Input Digital Volume Setting, (FFH +36dBs , D0H +18dBs, A0H 0dBs, 70H=-18dBs)
+			map.r.r_ch_input_volume_control.IV = 0xC0; 	// Right Input Dig Vol Setting, same comment as above , The value of IVOL should be <= than REF’s
+
+			// Already Pre-loaded, "map.r.lpf_coefficient", 6Khz - LPF 1st Order from digital Block,Fc=6000Hz,fs = 48khz
+			// LPF bit is activated down, for all ALC digital modes.
+			break;
+
+		case 2: 	// ALC-> on, (+09dB's) Auto Vol max + Wind Noise cancel + LPF 6kHz + Pre-amp Mic (+21dB=original)
+			map.r.alc_mode_control_2.REF = 0xB8;    	// REF7-0 bits,max gain at ALC recoveryoperation,(FFH +36dBs , D0H +18dBs, A0H 0dBs, B8H= +9dBs) 
+			map.r.l_ch_input_volume_control.IV = 0xB8; 	// Left, Input Digital Volume Setting, (FFH +36dBs , D0H +18dBs, A0H 0dBs, 70H=-18dBs)
+			map.r.r_ch_input_volume_control.IV = 0xB8; 	// Right Input Dig Vol Setting, same comment as above , The value of IVOL should be <= than REF’s
+
+			// Already Pre-loaded, "map.r.lpf_coefficient", 6Khz - LPF 1st Order from digital Block,Fc=6000Hz,fs = 48khz
+			// LPF bit is activated down, for all ALC digital modes.
+			break;
+
+	    case 3: 	// ALC-> on, (+06dB's) Auto Vol max + Wind Noise cancel + LPF 6kHz + Pre-amp Mic (+21dB=original)
+			map.r.alc_mode_control_2.REF = 0xB0;    	// 0xB8 , REF7-0 bits,max gain at ALC recoveryoperation,(FFH +36dBs , D0H +18dBs, A0H 0dBs, B0H= +6dBs) 
+			map.r.l_ch_input_volume_control.IV = 0xB0; 	// Left, Input Digital Volume Setting, (FFH +36dBs , D0H +18dBs, A0H 0dBs, 70H=-18dBs)
+			map.r.r_ch_input_volume_control.IV = 0xB0; 	// Right Input Dig Vol Setting, same comment as above , Then value of IVOL should be <= than REF’s
+		
+			// Already Pre-loaded, "map.r.lpf_coefficient", 6Khz - LPF 1st Order from digital Block,Fc=6000Hz,fs = 48khz
+			// LPF bit is activated down, for all ALC digital modes.
+			break;
+
+	    case 4: 	// ALC-> on, (+03dB's) Auto Vol max + Wind Noise cancel + Pre-amp Mic (+21dB=original)
+					// + EQ boosting ~<2kHz (f0:1,1k, fb:1,7K, k=1,8)   && + LPF 3,5k 
+			map.r.alc_mode_control_2.REF = 0xA8;    	// 0xA8 , REF7-0 bits,max gain at ALC recoveryoperation,(FFH +36dBs , D0H +18dBs, A0H 0dBs, A8H= +3dBs) 
+			map.r.l_ch_input_volume_control.IV = 0xA8; 	// Left, Input Digital Volume Setting, (FFH +36dBs , D0H +18dBs, A0H 0dBs, 70H=-18dBs)
+			map.r.r_ch_input_volume_control.IV = 0xA8; 	// Right Input Dig Vol Setting, same comment as above , Then value of IVOL should be <= than REF’s
+
+			//The EQn (n=1, 2, 3, 4 or 5) coefficient must be set when EQn bit = “0” or PMPFIL bit = “0”.
+			map.r.digital_filter_select_3.EQ1 = 1;	    // EQ1 Coeffic Setting , (0: Disable-default, audio data passes  EQ1 block by 0dB gain). When EQ1="1”, the settings of E1A15-0, E1B15-0 and E1C15-0 bits are enabled
+			update(Register::DigitalFilterSelect3);		// A,B,C EQ1 Coefficients are already pre-loaded in ak4951.hpp
+
+			map.r.lpf_coefficient_0.l = 0x0D;		// Pre-loading here LPF 3,5k  ,  1st Order from digital Block , Fc=3.500 Hz,  fs = 48khz
+		   	map.r.lpf_coefficient_1.h = 0x06;		// LPF bit is activated down, for all ALC digital modes.
+       		map.r.lpf_coefficient_2.l = 0x1A;		// Writting reg to AK4951 , down with update....
+	   		map.r.lpf_coefficient_3.h = 0x2C;
+   			// LPF bit is activated down, for all ALC digital modes.			
+ 			break;
+
+	  	case 5: 	// ALC-> on, (+03dB's) Auto Vol max + Wind Noise cancel + Pre-amp Mic (+21dB=original)
+		  			// + EQ boosting ~<3kHz (f0~1k4,fb~2,4k,k=1,8)   && LPF 4kHz 
+			map.r.alc_mode_control_2.REF = 0xA8;    	// 0xA0 , REF7-0 bits,max gain at ALC recoveryoperation,(FFH +36dBs , D0H +18dBs, A0H 0dBs, A8H= +3dBs) 
+			map.r.l_ch_input_volume_control.IV = 0xA8; 	// Left, Input Digital Volume Setting, (FFH +36dBs , D0H +18dBs, A0H 0dBs, 70H=-18dBs)
+			map.r.r_ch_input_volume_control.IV = 0xA8; 	// Right Input Dig Vol Setting, same comment as above , Then value of IVOL should be <= than REF’s
+		
+			map.r.digital_filter_select_3.EQ2 = 1;	  // EQ2 Coeffic Setting , (0: Disable-default, audio data passes  EQ2 block by 0dB gain). When EQ2="1”, the settings of E2A15-0, E2B15-0 and E2C15-0 bits are enabled
+			update(Register::DigitalFilterSelect3);
+
+			map.r.lpf_coefficient_0.l = 0xC3;		// Pre-loading here LPF 4k  ,  1st Order from digital Block , Fc=4000 Hz,  fs = 48khz
+	   		map.r.lpf_coefficient_1.h = 0x06;		// LPF bit is activated down, for all ALC digital modes.
+       		map.r.lpf_coefficient_2.l = 0x86;		// Writting reg to AK4951 , down with update....
+	   		map.r.lpf_coefficient_3.h = 0x2D;
+   			// LPF bit is activated down, for all ALC digital modes.
+			break;
+
+		 case 6: 	// ALC-> on, (+03dB's) Auto Vol max + Wind Noise cancel + LPF 6kHz + Pre-amp Mic (+21dB=original)
+			map.r.alc_mode_control_2.REF = 0xA8;    	// REF7-0 bits,max gain at ALC recoveryoperation,(FFH +36dBs , D0H +18dBs, A0H 0dBs, A0H= 0dBs) 
+			map.r.l_ch_input_volume_control.IV = 0xA8; 	// Left, Input Digital Volume Setting, (FFH +36dBs , D0H +18dBs, A0H 0dBs, 70H=-18dBs)
+			map.r.r_ch_input_volume_control.IV = 0xA8; 	// Right Input Dig Vol Setting, same comment as above , Then value of IVOL should be <= than REF’s
+
+			// Already Pre-loaded, "map.r.lpf_coefficient", 6Khz - LPF 1st Order from digital Block,Fc=6000Hz,fs = 48khz
+			// LPF bit is activated down, for all ALC digital modes.
+			break;
+
+		 case 7: 	// ALC-> on, (+00dB's) Auto Vol max + Wind Noise cancel + LPF 6kHz + Pre-amp Mic (+21dB=original)
+			map.r.alc_mode_control_2.REF = 0xA0;    	// REF7-0 bits,max gain at ALC recoveryoperation,(FFH +36dBs , D0H +18dBs, A0H 0dBs, A0H= 0dBs) 
+			map.r.l_ch_input_volume_control.IV = 0xA0; 	// Left, Input Digital Volume Setting, (FFH +36dBs , D0H +18dBs, A0H 0dBs, 70H=-18dBs)
+			map.r.r_ch_input_volume_control.IV = 0xA0; 	// Right Input Dig Vol Setting, same comment as above , Then value of IVOL should be <= than REF’s
+
+			// Already Pre-loaded, "map.r.lpf_coefficient", 6Khz - LPF 1st Order from digital Block,Fc=6000Hz,fs = 48khz
+			// LPF bit is activated down, for all ALC digital modes.
+			break;
+
+		case 8:		// ALC-> on, (-03dB's) Auto Vol max + Wind Noise cancel + LPF 6kHz + Pre-amp Mic (+21dB=original)
+			map.r.alc_mode_control_2.REF = 0x98;    	//REF7-0 bits,max gain at ALC recovery operation,(FFH +36dBs , D0H +18dBs, A0H 0dBs, 98H=-03dBs) 
+			map.r.l_ch_input_volume_control.IV = 0x98; 	// Left, Input Digital Volume Setting, (FFH +36dBs , D0H +18dBs, A0H 0dBs, 70H=-18dBs)
+			map.r.r_ch_input_volume_control.IV = 0x98; 	// Right Input Dig Vol Setting, same comment as above , Then value of IVOL should be <= than REF’s
 	
-	const uint_fast8_t mgain = 0b0111;
-	map.r.signal_select_1.MGAIN20 = mgain & 7;
-	map.r.signal_select_1.PMMP = 1;
-	map.r.signal_select_1.MPSEL = 1;	// MPWR2 pin
-	map.r.signal_select_1.MGAIN3 = (mgain >> 3) & 1;
-	update(Register::SignalSelect1);
+			// Already Pre-loaded, "map.r.lpf_coefficient", 6Khz - LPF 1st Order from digital Block,Fc=6000Hz,fs = 48khz
+			// LPF bit is activated down, for all ALC digital modes.
+			break;

-	map.r.signal_select_2.INL = 0b01;	// Lch input signal = LIN2
-	map.r.signal_select_2.INR = 0b01;	// Rch input signal = RIN2
-	map.r.signal_select_2.MICL = 0;		// MPWR = 2.4V
-	update(Register::SignalSelect2);
+		case 9: 	// ALC-> on, (-06dB's) Auto Vol max + Wind Noise cancel + LPF 6kHz + Pre-amp Mic (+21dB=original)
+			map.r.alc_mode_control_2.REF = 0x90;    	// REF7-0 bits,max gain at ALC recovery operation,(FFH +36dBs , D0H +18dBs, A0H 0dBs, 90H=-06dBs) 
+			map.r.l_ch_input_volume_control.IV = 0x90; 	// Left, Input Digital Volume Setting, (FFH +36dBs , D0H +18dBs, A0H 0dBs, 70H=-18dBs)
+			map.r.r_ch_input_volume_control.IV = 0x90; 	// Right Input Dig Vol Setting, same comment as above , Then value of IVOL should be <= than REF’s

-// map.r.r_ch_mic_gain_setting.MGR = 0x80;	// Microphone sensitivity correction = 0dB.
-// update(Register::RchMicGainSetting);
-/*
-	map.r.timer_select.FRN = ?;
-	map.r.timer_select.FRATT = ?;
-	map.r.timer_select.ADRST = 0b??;
-	update(Register::TimerSelect);
+			// Already Pre-loaded, "map.r.lpf_coefficient", 6Khz - LPF 1st Order from digital Block,Fc=6000Hz,fs = 48khz
+			// LPF bit is activated down, for all ALC digital modes.
+			break;

-	map.r.alc_timer_select. = ?;
-	update(Register::ALCTimerSelect);
-	map.r.alc_mode_control_1. = ?;
-	map.r.alc_mode_control_1.ALC = 1;
+		case 10: 	// ALC-> on, (-09dB's) Auto Vol max + Wind Noise cancel + LPF 6kHz - Pre-amp MIC -3dB (18dB's) 
+			// Reduce also Pre-amp Mic -3dB's (+18dB's)		
+			mgain = 0b0110;		// Pre-amp mic Mic Gain Pre-amp (+18dB), Original=0b0111 (+21dB's =7x3dBs),
+	
+			map.r.alc_mode_control_2.REF = 0x88;    	// REF7-0 bits,max gain at ALC recovery operation,(FFH +36dBs , D0H +18dBs, A0H 0dBs, 88H=-09dBs) 
+			map.r.l_ch_input_volume_control.IV = 0x88; 	// Left, Input Digital Volume Setting, (FFH +36dBs , D0H +18dBs, A0H 0dBs, 70H=-18dBs)
+			map.r.r_ch_input_volume_control.IV = 0x88; 	// Right Input Dig Vol Setting, same comment as above , Then value of IVOL should be <= than REF’s
+ 	
+			// Already Pre-loaded, "map.r.lpf_coefficient", 6Khz - LPF 1st Order from digital Block,Fc=6000Hz,fs = 48khz
+			// LPF bit is activated down, for all ALC digital modes.
+			break;
+
+		case 11: // ALC-> on, (-12dB's) Auto Vol max + Wind Noise cancel + LPF 6kHz - Pre-amp MIC -6dB (15dB's) 	
+			// Reduce also Pre-amp Mic -6dB's (+15dB's)  	
+			mgain = 0b0101;		// Pre-amp mic Mic Gain Pre-amp (+15dB), (Original=0b0111 (+21dB's= 7x3dBs),
+
+			map.r.alc_mode_control_2.REF = 0x80;    	// REF7-0 bits,max gain at ALC recovery operation,(FFH +36dBs , D0H +18dBs, A0H 0dBs, 80H=-12dBs) 
+			map.r.l_ch_input_volume_control.IV = 0x80; 	// Left, Input Digital Volume Setting, (FFH +36dBs , D0H +18dBs, A0H 0dBs, 70H=-18dBs)
+			map.r.r_ch_input_volume_control.IV = 0x80; 	// Right Input Dig Vol Setting, same comment as above , Then value of IVOL should be <= than REF’s
+
+			// Already Pre-loaded, "map.r.lpf_coefficient", 6Khz - LPF 1st Order from digital Block,Fc=6000Hz,fs = 48khz
+			// LPF bit is activated down, for all ALC digital modes.
+			break;
+	}
+
+	//-------------------------------DIGITAL  ALC  (Automatic Level Control ) --- --------
+	map.r.alc_mode_control_1.ALC = 0;  // LMTH2-0, WTM1-0, RGAIN2-0, REF7-0, RFST1-0, EQFC1-0, FRATT, FRN and ALCEQN bits (needs to be set up with  ALC disable = 0) 
 	update(Register::ALCModeControl1);

-	map.r.alc_mode_control_2.REF = ?;
+	map.r.timer_select.FRN = 0;      	// (FRN= 0  Fast Recovery mode , enable ) 
+	map.r.timer_select.FRATT = 0;    	// Fast Recovery Ref. Volume Atten. Amount -0,00106dB's, timing 4/fs (default)
+	map.r.timer_select.ADRST = 0b00; 	// initial offset ADC cycles , 22ms @fs=48Khz.
+	update(Register::TimerSelect);
+
+	map.r.alc_timer_select.RFST = 0b00;   // RFST1-0: ALC Fast Recovery Speed Default: “00” (0.0032dB)
+	map.r.alc_timer_select.WTM = 0b00;    // ALC Recovery Operation Waiting Period 128/fs = 2,7 mseg (min=default)
+	map.r.alc_timer_select.EQFC = 0b10;   // Selecting default, fs 48Khz , ALCEQ: First order zero pole high pass filter fc2=100Hz, fc1=150Hz
+	map.r.alc_timer_select.IVTM = 0;      // IVTM bit set the vol transition time ,236/fs = 4,9msecs (min) (default was 19,7msegs.)
+	update(Register::ALCTimerSelect);
+
+	map.r.alc_mode_control_1.LMTH10 = 0b11;  // ALC Limiter Detec Level/ Recovery Counter Reset; lower 2 bits (Ob111=-8,4dbs), (default 0b000=-2,5dBs)
+	map.r.alc_mode_control_1.RGAIN  = 0b000; // ALC Recovery Gain Step, max step , max speed. Default: “000” (0.00424dB)
+	map.r.alc_mode_control_1.ALC = 1;		 // ALC Enable .  (we are now, NOT in MANUAL volume mode, only becomes manual when (ALC=“0” while ADCPF=“1”. )
+	map.r.alc_mode_control_1.LMTH2 = 1;      // ALC Limiter Detection Level/ Recovery Counter Reset Level,Upper bit,default 0b000      
+	map.r.alc_mode_control_1.ALCEQN = 1;     // ALC EQ Off =1 not used by now,   0: ALC EQ On (default) 
+	update(Register::ALCModeControl1);
+
+	//   map.r.alc_mode_control_2.REF = 0x??;   	// Pre-loaded in top part. Maximum gain at ALC recovery operation,.(FFH +36dBs , D0H +18dBs, A0H 0dBs, 70H=-18dBs) 
 	update(Register::ALCModeControl2);
-*/
-// map.r.l_ch_input_volume_control.IV = 0xe1;
-// update(Register::LchInputVolumeControl);
-// map.r.r_ch_input_volume_control.IV = 0xe1;
-// update(Register::RchInputVolumeControl);
-/*
-	map.r.auto_hpf_control.STG = 0b00;
-	map.r.auto_hpf_control.SENC = 0b011;
-	map.r.auto_hpf_control.AHPF = 0;
-	update(Register::AutoHPFControl);
-*/
-	map.r.digital_filter_select_1.HPFAD = 1;	// HPF1 (after ADC) = on
-	map.r.digital_filter_select_1.HPFC = 0b11;	// 2336.8 Hz @ fs=48k
-	update(Register::DigitalFilterSelect1);
-/*
-	map.r.digital_filter_select_2.HPF = 0;
-	map.r.digital_filter_select_2.LPF = 0;
-	map.r.digital_filter_select_2.FIL3 = 0;
-	map.r.digital_filter_select_2.EQ0 = 0;
-	map.r.digital_filter_select_2.GN = 0b00;
+
+	//   map.r.l_ch_input_volume_control.IV = 0x??; // Pre-loaded in top part. Left, Input Digital Volume Setting,  (FFH +36dBs , D0H +18dBs, A0H 0dBs, 70H=-18dBs)
+    update(Register::LchInputVolumeControl);
+	
+	//   map.r.r_ch_input_volume_control.IV = 0x??; // Pre-loaded in top part. Right,Input Digital Volume Setting, (FFH +36dBs , D0H +18dBs, A0H 0dBs, 70H=-18dBs) 
+    update(Register::RchInputVolumeControl);
+	
+	
+	//---------------Switch ON, Digital Automatic Wind Noise Filter reduction  -------------------     
+	// Difficult to realise that Dynamic HPF Wind noise filter benefit, maybe because we have another fixed HPF 236.8 Hz .
+	// Anyway ,  we propose to  activate it , with default  setting conditions.
+	map.r.power_management_1.PMPFIL = 0;	// (*1) To programm SENC, STG , we need PMPFIL = 0 . (but this disconnect Digital block power supply.
+	update(Register::PowerManagement1);		//  Updated PMPFIL to 0 . (*1)
+
+	map.r.auto_hpf_control.STG = 0b00;		//  (00=LOW ATTENUATION Level), lets put 11 (HIGH ATTENUATION Level) (default 00)
+	map.r.auto_hpf_control.SENC = 0b011;	//  (000=LOW sensitivity detection)… 111((MAX sensitivity detection) (default 011)
+	map.r.auto_hpf_control.AHPF = 1;    	//  Autom. Wind noise filter ON  (AHPF bit=“1”).It atten. wind noise when detecting ,and adjusts the atten. level dynamically.
+	update(Register::AutoHPFControl);       
+
+	//  We are in Digital Block ON , (Wind Noise Filter+ALC+LPF+EQ),==>  needs at the end , PMPFIL=1 , Program. Dig.filter ON   
+	//  map.r.power_management_1.PMPFIL = 1;	// that instruction is at the end , we can skp pre-loading Programmable Dig. filter ON (*1)
+	//---------------------------------------------------------------------
+ 	    
+	// Writing AUDIO PATH diagramm, Changing  Audio mode path : Playback mode1 /-Recording mode2. (Figure 37 AK4951 datasheet, Table 27. Recording Playback Mode)
+	// When changing those modes, PMPFIL bit must be “0”, it is OK (*1)
+	map.r.digital_filter_mode.ADCPF = 1;	// ADCPF bit swith ("0" Mic  after ADC Output connected (recording mode) to the DIGITAL FILTER  BLOCK. ("1" Playback mode)  
+	map.r.digital_filter_mode.PFSDO = 1;	// ADC (+ 1st order HPF) Output
+    map.r.digital_filter_mode.PFDAC = 0b00;	// (Input selector for DAC (not used in MIC), SDTI= Audio Serial Data Input Pin)
+	update(Register::DigitalFilterMode);	// Writing the Audio Path :  NO DIGITAL BLOCK or DIG BLOCK FOR  MIC ,   Audio mode path : Playback mode /-Recording mode.
+
+	// The EQn (n=1, 2, 3, 4 or 5) coefficient must be set when EQn bit = “0” or PMPFIL bit = “0”., but we are already (*1) 
+	// map.r.power_management_1.PMPFIL = 0;		// In the previous Wind Noise Filter , we already set up PPFIL = 0
+	// update(Register::PowerManagement1);		// Activating the Power management of the used blocks . (Mic ADC always + Dig Block filter , when used )
+
+	// ... Set EQ & LPF  coefficients ---------------------------------
+
+	// writting to the IC ak4951 reg. settings defined in Ak4951.hpp ,  the 30 bytes ,  EQ coefficient =  5 (EQ1,2,3,4,5) x 3 (A,B,C coefficients) x 2 bytes (16 bits)
+    update(Register::E1Coefficient0);	// we could pre-load here,ex ,"map.r.e1_coefficient_0.l = 0x50;" , EQ1 Coefficient A  : A7...A0, but already done in ak4951.hpp
+    update(Register::E1Coefficient1);	// we could pre-load here,ex ,"map.r.e1_coefficient_1.h = 0xFE;" , EQ1 Coefficient A  : A15..A8,  "   "
+    update(Register::E1Coefficient2);	// we could pre-load here,ex ,"map.r.e1_coefficient_2.l = 0x29;" , EQ1 Coefficient B  : B7...B0,  "   "   
+    update(Register::E1Coefficient3);	// we could pre-load here,ex ,"map.r.e1_coefficient_3.h = 0xC5;" , EQ1 Coefficient B  : B15..B8,  "   "
+    update(Register::E1Coefficient4);	// we could pre-load here,ex ,"map.r.e1_coefficient_4.l = 0xA0;" , EQ1 Coefficient C  : C7...C0,  "   "
+    update(Register::E1Coefficient5);	// we could pre-load here,ex ,"map.r.e1_coefficient_5.h = 0x1C;" , EQ1 Coefficient C  : C15..C8,  "   "
+		
+	update(Register::E2Coefficient0);	// writing  pre-loaded EQ2 coefficcients
+    update(Register::E2Coefficient1);	
+    update(Register::E2Coefficient2);
+    update(Register::E2Coefficient3);
+    update(Register::E2Coefficient4);
+    update(Register::E2Coefficient5);
+
+	// Already pre-loaded LPF coefficients to 6k, 3,5k or 4k  ,(LPF 6Khz all digital alc modes top , except when  3k5 , 4k) 
+	update(Register::LPFCoefficient0);	// Writing  pre-loaded  4 bytes  LPF  CoefFiecients 14 bits (FSA13..0,  FSB13..0
+	update(Register::LPFCoefficient1);
+	update(Register::LPFCoefficient2);
+	update(Register::LPFCoefficient3);
+
+    // Activating LPF block , (and re-configuring the rest of bits of the same register)
+	map.r.digital_filter_select_2.HPF = 0;    // HPF2-Block, Coeffic Setting Enable (OFF-Default), When HPF bit is “0”, audio data passes the HPF2 block by is 0dB gain. 
+	map.r.digital_filter_select_2.LPF = 1;	  // LPF-Block, Coeffic Setting Enable (OFF-Default), When LPF bit is “0”, audio data passes the LPF block by 0dB gain. 	
+	map.r.digital_filter_select_2.FIL3 = 0;	  // Stereo_Emphasis_Filter-Block,(OFF-Default)  Coefficient Setting Enable , OFF , Disable.	
+	map.r.digital_filter_select_2.EQ0 = 0;    // Gain Compensation-Block, (OFF-Default) Coeffic Setting Enable, When EQ0 bit = “0” audio data passes the EQ0 block by 0dB gain. 
+	map.r.digital_filter_select_2.GN = 0b00;  // Gain Setting of the Gain Compensation Block Default: “00”-Default (0dB)	
 	update(Register::DigitalFilterSelect2);

-	map.r.digital_filter_select_3.EQ1 = 0;
-	map.r.digital_filter_select_3.EQ2 = 0;
-	map.r.digital_filter_select_3.EQ3 = 0;
-	map.r.digital_filter_select_3.EQ4 = 0;
-	map.r.digital_filter_select_3.EQ5 = 0;
-	update(Register::DigitalFilterSelect3);
-*/
-	map.r.digital_filter_mode.PFSDO = 0;	// ADC (+ 1st order HPF) Output
-	map.r.digital_filter_mode.ADCPF = 1;	// ADC Output (default)
-	update(Register::DigitalFilterMode);
-
-	// ... Set coefficients ...
-
-	map.r.power_management_1.PMADL = 1;		// ADC Lch = Lch input signal
-	map.r.power_management_1.PMADR = 1;		// ADC Rch = Rch input signal
-	map.r.power_management_1.PMPFIL = 0;	// Programmable filter unused, routed around.
-	update(Register::PowerManagement1);
+		// Acitivating digital block , power supply 
+	map.r.power_management_1.PMADL  = 1;	// ADC Lch = Lch input signal. Mic Amp Lch and ADC Lch Power Management
+	map.r.power_management_1.PMADR  = 1;	// ADC Rch = Rch input signal. Mic Amp Rch and ADC Rch Power Management
+	map.r.power_management_1.PMPFIL = 1;	// Pre-loaded in top part.  Orig value=0, Programmable Digital filter unused (not power up), routed around. 
+	update(Register::PowerManagement1);		// Activating the Power management of the used blocks . (Mic ADC always + Dig Block filter , when used )

 	// 1059/fs, 22ms @ 48kHz
 	chThdSleepMilliseconds(22);
+
+  } 
+
+  // Common  part  for all alc_mode , --------------------------
+  // const uint_fast8_t mgain = 0b0111;		// Already pre-loaded , in above switch case . 
+  map.r.signal_select_1.MGAIN20 = mgain & 7;  // writing 3 lower bits of mgain , (pre-amp mic gain).  
+  map.r.signal_select_1.PMMP = 1;				// Activating DC Mic Power supply through 2kohms res., similar majority  smartphones  headphone+mic jack, "plug-in-power"
+  map.r.signal_select_1.MPSEL = 1;			// MPWR2 pin ,selecting output voltage to  MPWR2 pin, that we are using in portapack ext. MIC)
+  map.r.signal_select_1.MGAIN3 = (mgain >> 3) & 1; // writing 4th upper bit of mgain  (pre-amp mic gain).
+  update(Register::SignalSelect1);
+	
 }

+
+
 void AK4951::microphone_disable() {
-	map.r.power_management_1.PMADL = 0;
-	map.r.power_management_1.PMADR = 0;
-	map.r.power_management_1.PMPFIL = 0;
+	map.r.power_management_1.PMADL = 0;		// original code  , disable Power managem.Mic  ADC L
+	map.r.power_management_1.PMADR = 0;		// original code  , disable Power managem.Mic  ADC R
+	map.r.power_management_1.PMPFIL = 0;	// original code  , disable Power managem. all Programmable Dig. block  
 	update(Register::PowerManagement1);

-	map.r.alc_mode_control_1.ALC = 0;
+	map.r.alc_mode_control_1.ALC = 0;		// original code  , Restore , disable ALC block.
 	update(Register::ALCModeControl1);
+
+	map.r.auto_hpf_control.AHPF = 0;    	//----------- new code addition , Restore disable Wind noise filter OFF (AHPF bit=“0”). 
+	update(Register::AutoHPFControl); 
+
+	//Restore original AUDIO PATH , condition,  (Digital filter block PATH is BY PASSED)  (we can also swith off DIG. BLOCK power , PMPFIL=0)
+	// The Path in Recording Mode 2 & Playback Mode 2 , (NO DIG FILTER BLOCK AT ALL, not for MIC recording, nor for Playback)
+	map.r.digital_filter_mode.ADCPF = 1;	// new code addition , ADCPF bit swith ("0" Mic  after ADC Output connected (recording mode) to the DIGITAL FILTER  BLOCK. ("1" Playback mode)  
+	map.r.digital_filter_mode.PFSDO = 0;	// new code addition , ADC bit switch ("0" : 1st order HPF) connectedto the  Output. By bass DIGITAL block .
+   	map.r.digital_filter_mode.PFDAC = 0b00;	// new code addition , (Input selector for DAC (not used in MIC), SDTI= Audio Serial Data Input Pin)
+	update(Register::DigitalFilterMode);	// Writing the Audio Path :  NO DIGITAL BLOCK or DIG BLOCK FOR  MIC ,   Audio mode path : Playback mode /-Recording mode.
+	
+	// Restore original condition , LPF , OFF . same as when not using DIGITAL Programmable block
+	map.r.digital_filter_select_2.LPF = 0;	  // LPF-Block, Coeffic Setting Enable (OFF-Default), When LPF bit is “0”, audio data passes the LPF block by 0dB gain. 
+	update(Register::DigitalFilterSelect2);
+
+	map.r.lpf_coefficient_0.l = 0x00;		// Pre-loading here LPF 6k  ,  1st Order from digital Block , Fc=6000 Hz,  fs = 48khz
+	map.r.lpf_coefficient_1.h = 0x00;		// LPF bit is activated down, for all ALC digital modes.
+	map.r.lpf_coefficient_2.l = 0x00;		// Writting reg to AK4951 , down with update....
+	map.r.lpf_coefficient_3.h = 0x00;
+
+	update(Register::LPFCoefficient0);		// Writing  pre-loaded  4 bytes  LPF  CoefFiecients 14 bits (FSA13..0,  FSB13..0
+	update(Register::LPFCoefficient1);
+	update(Register::LPFCoefficient2);
+	update(Register::LPFCoefficient3);
+
+	// Switch off all EQ 1,2,3,4,5
+	map.r.digital_filter_select_3.EQ1 = 0;	  // EQ1 Coeffic Setting , (0: Disable-default, audio data passes  EQ1 block by 0dB gain). When EQ1="1”, the settings of E1A15-0, E1B15-0 and E1C15-0 bits are enabled
+	map.r.digital_filter_select_3.EQ2 = 0;	  // EQ2 Coeffic Setting , (0: Disable-default, audio data passes  EQ2 block by 0dB gain). When EQ2="1”, the settings of E2A15-0, E2B15-0 and E2C15-0 bits are enabled
+	map.r.digital_filter_select_3.EQ3 = 0;    // EQ3 Coeffic Setting , (0: Disable-default, audio data passes  EQ3 block by 0dB gain). When EQ3="1”, the settings of E3A15-0, E3B15-0 and E3C15-0 bits are enabled
+	map.r.digital_filter_select_3.EQ4 = 0;    // EQ4 Coeffic Setting , (0: Disable-default, audio data passes  EQ4 block by 0dB gain). When EQ4="1”, the settings of E4A15-0, E4B15-0 and E4C15-0 bits are enabled
+	map.r.digital_filter_select_3.EQ5 = 0;    // EQ5 Coeffic Setting , (0: Disable-default, audio data passes  EQ5 block by 0dB gain). When EQ5="1”, the settings of E5A15-0, E5B15-0 and E5C15-0 bits are enabled
+	update(Register::DigitalFilterSelect3);
+
 }

 reg_t AK4951::read(const address_t reg_address) {
@@ -773,40 +773,41 @@ constexpr RegisterMap default_after_reset { Register_Type {
 		.REV = 0b1100,
 	},
 	
-	.e1_coefficient_0 = { .l = 0x00 },
-	.e1_coefficient_1 = { .h = 0x00 },
-	.e1_coefficient_2 = { .l = 0x00 },
-	.e1_coefficient_3 = { .h = 0x00 },
-	.e1_coefficient_4 = { .l = 0x00 },
-	.e1_coefficient_5 = { .h = 0x00 },
+	// just pre-loading into memory, 30 bytes =  EQ 1,2,3,4,5  x A,B,C (2 x bytes) coefficients, but it will be written from ak4951.cpp 
+	.e1_coefficient_0 = { .l = 0xCA },		//EQ1 Coefficient A  : A7...A0,		BW : 300Hz - 1700Hz  (fo = 1150Hz , fb= 1700Hz) , k=1,8 peaking 
+	.e1_coefficient_1 = { .h = 0x05 },		//EQ1 Coefficient A  : A15..A8
+	.e1_coefficient_2 = { .l = 0xEB },		//EQ1 Coefficient B  : B7...B0
+	.e1_coefficient_3 = { .h = 0x38 },		//EQ1 Coefficient B  : B15...B8
+	.e1_coefficient_4 = { .l = 0x6F },		//EQ1 Coefficient C  : C7...C0
+	.e1_coefficient_5 = { .h = 0xE6 },		//EQ1 Coefficient C  : C15..C8
 	
-	.e2_coefficient_0 = { .l = 0x00 },
-	.e2_coefficient_1 = { .h = 0x00 },
-	.e2_coefficient_2 = { .l = 0x00 },
-	.e2_coefficient_3 = { .h = 0x00 },
-	.e2_coefficient_4 = { .l = 0x00 },
-	.e2_coefficient_5 = { .h = 0x00 },
+	.e2_coefficient_0 = { .l = 0x05 },		//EQ2 Coefficient A  : A7...A0,		BW : 250Hz - 2700Hz  (fo = 1475Hz , fb= 2450Hz) , k=1,8 peaking  
+	.e2_coefficient_1 = { .h = 0x08 },		//EQ2 Coefficient A  : A15..A8
+	.e2_coefficient_2 = { .l = 0x11 },		//EQ2 Coefficient B  : B7...B0
+	.e2_coefficient_3 = { .h = 0x36 },		//EQ2 Coefficient B  : B15...B8
+	.e2_coefficient_4 = { .l = 0xE9 },		//EQ2 Coefficient C  : C7...C0
+	.e2_coefficient_5 = { .h = 0xE8 },		//EQ2 Coefficient C  : C15..C8
 	
-	.e3_coefficient_0 = { .l = 0x00 },
-	.e3_coefficient_1 = { .h = 0x00 },
-	.e3_coefficient_2 = { .l = 0x00 },
-	.e3_coefficient_3 = { .h = 0x00 },
-	.e3_coefficient_4 = { .l = 0x00 },
-	.e3_coefficient_5 = { .h = 0x00 },
+	.e3_coefficient_0 = { .l = 0x00 },		//EQ3 Coefficient A  : A7...A0,		not used  currently 
+	.e3_coefficient_1 = { .h = 0x00 },		//EQ3 Coefficient A  : A15..A8
+	.e3_coefficient_2 = { .l = 0x00 },		//EQ3 Coefficient B  : B7...B0
+	.e3_coefficient_3 = { .h = 0x00 },		//EQ3 Coefficient B  : B15...B8
+	.e3_coefficient_4 = { .l = 0x00 },		//EQ3 Coefficient C  : C7...C0
+	.e3_coefficient_5 = { .h = 0x00 },		//EQ3 Coefficient C  : C15..C8
 	
-	.e4_coefficient_0 = { .l = 0x00 },
-	.e4_coefficient_1 = { .h = 0x00 },
-	.e4_coefficient_2 = { .l = 0x00 },
-	.e4_coefficient_3 = { .h = 0x00 },
-	.e4_coefficient_4 = { .l = 0x00 },
-	.e4_coefficient_5 = { .h = 0x00 },
+	.e4_coefficient_0 = { .l = 0x00 },		//EQ4 Coefficient A  : A7...A0,		not used  currently
+	.e4_coefficient_1 = { .h = 0x00 },		//EQ4 Coefficient A  : A15..A8
+	.e4_coefficient_2 = { .l = 0x00 },		//EQ4 Coefficient B  : B7...B0
+	.e4_coefficient_3 = { .h = 0x00 },		//EQ4 Coefficient B  : B15...B8
+	.e4_coefficient_4 = { .l = 0x00 },		//EQ4 Coefficient C  : C7...C0
+	.e4_coefficient_5 = { .h = 0x00 },		//EQ4 Coefficient C  : C15..C8

-	.e5_coefficient_0 = { .l = 0x00 },
-	.e5_coefficient_1 = { .h = 0x00 },
-	.e5_coefficient_2 = { .l = 0x00 },
-	.e5_coefficient_3 = { .h = 0x00 },
-	.e5_coefficient_4 = { .l = 0x00 },
-	.e5_coefficient_5 = { .h = 0x00 },
+	.e5_coefficient_0 = { .l = 0x00 },		//EQ5 Coefficient A  : A7...A0,		not used currently
+	.e5_coefficient_1 = { .h = 0x00 },		//EQ5 Coefficient A  : A15..A8
+	.e5_coefficient_2 = { .l = 0x00 },		//EQ5 Coefficient B  : B7...B0
+	.e5_coefficient_3 = { .h = 0x00 },		//EQ5 Coefficient B  : B15...B8
+	.e5_coefficient_4 = { .l = 0x00 },		//EQ5 Coefficient C  : C7...C0
+	.e5_coefficient_5 = { .h = 0x00 },		//EQ5 Coefficient C  : C15..C8
 } };

 class AK4951 : public audio::Codec  {
@@ -841,7 +842,7 @@ public:
 	void set_headphone_volume(const volume_t volume) override;
 	void headphone_mute();

-	void microphone_enable();
+	void microphone_enable(int8_t alc_mode); 	// added user GUI parameter , to set up AK4951 ALC mode.
 	void microphone_disable();

 	size_t reg_count() const override {
@@ -114,6 +114,20 @@ bool load_sram() {
 	return ok;
 }

+void load_sram_no_verify() {
+	// CoolRunner II family has Hybrid memory CPLD arquitecture (SRAM+NVM) 
+	// It seems that after using TX App somehow , I do not why , the CPLD_SRAM part needs to be re_loaded to solve #637 ghost beat 
+    // load_sram() it is already called at each boot in portapack.cpp ,including verify CPLD part.
+	// Here we skipped CPLD verify part,just to be quicker (in case any CPLD problem it will be detected in the boot process).
+
+	auto jtag_target_hackrf_cpld = jtag_target_hackrf();
+	hackrf::one::cpld::CPLD hackrf_cpld { jtag_target_hackrf_cpld };
+
+ 	hackrf_cpld.write_sram(hackrf::one::cpld::verify_blocks);
+
+	return;
+}
+
 bool verify_eeprom() {
 	auto jtag_target_hackrf_cpld = jtag_target_hackrf();
 	hackrf::one::cpld::CPLD hackrf_cpld { jtag_target_hackrf_cpld };
@@ -38,6 +38,7 @@ namespace hackrf {
 namespace cpld {

 bool load_sram();
+void load_sram_no_verify(); // added to solve issue #637 , "ghost" signal at RX , after using any TX App
 bool verify_eeprom();
 void init_from_eeprom();

@@ -245,12 +245,29 @@ constexpr fir_taps_real<32> taps_6k0_decim_2 {
 		 11815,  10413,   7946,   4978,   2134,    -83,  -1411,  -1857,
 		 -1640,  -1080,   -474,    -21,    208,    247,    178,     95,
 	} },
+}; 
+
+// IFIR prototype filter fs=48000 ; pass=4500 (cutt off -3dBs) , stop=8000 (<-60dBs), decim=4, fout=12000
+// For Europe AM commercial  broadcasting stations in LF/MF/HF, Emissions Designator 9K00A3E Bandwidth: 9.00 kHz (derivated from taps_6k0_decim_2 ) 
+// Pre-decimate LPF FIR filter design Created with SciPy Python with the "window method", num_taps = 32, cut_off = 5150. sample_rate = 48000 # Hz, 
+// Created with h = signal.firwin(num_taps, cut_off, nyq=sample_rate/2, window=('chebwin',50)) , achieving good  STOP band plot < -60 dB's with some ripple.
+// post-scaled h taps to avoid decimals , targeting <= similar int values as previous taps_6k0_dsb_channel peak < 32.767 (2 exp 15) and similar H(f)gain
+constexpr fir_taps_real<32> taps_9k0_decim_2 {
+	.low_frequency_normalized  = -4500.0f / 48000.0f,	// Negative -cutt off freq -3dB (real achieved data ,in the plot and measurements)
+	.high_frequency_normalized =  4500.0f / 48000.0f,	// Positive +cutt off freq -3dB (idem) 
+	.transition_normalized     =  3500.0f / 48000.0f,	// 3500 Hz = (8000 Hz - 4500 Hz) (both from plot H(f) curve plot)
+	.taps = { {
+			  -53, 	  -30, 	   47,    198, 	 355, 	372,    89,	 -535,
+		 	-1307, 	-1771, 	-1353, 	  370, 	3384,  7109, 10535, 12591, 
+			12591,  10535,   7109, 	 3384, 	 370, -1353, -1771, -1307, 
+			 -535, 	   89, 	  372, 	  355,   198,    47,   -30,   -53
+	} },
 };

 // Channel filter: fs=12000, pass=3000, stop=3300, decim=1, fout=12000
 /* NOTE: Slightly less than 1.0 gain (normalized to 65536) due to max(taps) being
 * slightly larger than 32767 (33312).
- */
+*/ 
 constexpr fir_taps_complex<64> taps_6k0_dsb_channel {
 	.low_frequency_normalized = -3000.0f / 12000.0f,
 	.high_frequency_normalized = 3000.0f / 12000.0f,
@@ -275,6 +292,36 @@ constexpr fir_taps_complex<64> taps_6k0_dsb_channel {
 	} },
 };

+// Channel filter: fs=12000, pass=4500 (cutt off -3dBs), stop=4940 (<-60dBs), decim=1, fout=12000   (*1) real frec pass / stop , based on plotted  H(f) curve)
+// For Europe AM commercial broadcasting stations in LF/MF/HF, Emissions Designator 9K00A3E Bandwidth: 9.00 kHz (derivative from  taps_6k0_dsb_channel) 
+// FIR filter design created with SciPy Python using "window method"; selected design parameters: num_taps = 64, cut_off = 4575. sample_rate = 12000 # Hz, 
+// Created with : h = signal.firwin(num_taps, cut_off, nyq=sample_rate/2, window=('chebwin',50)) , achieving real plot curve (*1) with peak stop band ripple -60dBs.
+// post-scaled h taps to avoid decimals , targeting <= similar int values as previous taps_6k0_dsb_channel peak < 32.767 (2 exp 15), (29625)  and similar H(f)gain
+constexpr fir_taps_complex<64> taps_9k0_dsb_channel {
+	.low_frequency_normalized  = -4500.0f / 12000.0f,  	// Negative -cutt off freq -3dB (in the H(f) curve plot)
+	.high_frequency_normalized =  4500.0f / 12000.0f,  	// Positive +cutt off freq -3dB (in the H(f) curve plot) 
+	.transition_normalized     =   440.0f / 12000.0f,	// 440Hz = (4940 Hz -4500 Hz)  cut-3dB's (both data comes from H(f) curve plot and confirmed by  measurements )
+	.taps = { {
+		{      2,      0 }, {    -18,      0 }, {     34,      0 }, {    -33,      0 },
+		{      6,      0 }, {     44,      0 }, {    -91,      0 }, {     96,      0 },
+		{    -35,      0 }, {    -80,      0 }, {    193,      0 }, {   -223,      0 },
+		{    116,      0 }, {    112,      0 }, {   -353,      0 }, {    452,      0 },
+		{   -293,      0 }, {   -111,      0 }, {    584,      0 }, {   -844,      0 },
+		{    653,      0 }, {     22,      0 }, {   -921,      0 }, {   1554,      0 },
+		{  -1422,      0 }, {    301,      0 }, {   1533,      0 }, {  -3282,      0 },
+		{   3804,      0 }, {  -1819,      0 }, {  -4605,      0 }, {  29625,      0 },
+		{  29625,      0 }, {  -4605,      0 }, {  -1819,      0 }, {   3804,      0 },
+		{  -3282,      0 }, {   1533,      0 }, {    301,      0 }, {  -1422,      0 },
+		{   1554,      0 }, {   -921,      0 }, {     22,      0 }, {    653,      0 },
+		{   -844,      0 }, {    584,      0 }, {   -111,      0 }, {   -293,      0 },
+		{    452,      0 }, {   -353,      0 }, {    112,      0 }, {    116,      0 },
+		{   -223,      0 }, {    193,      0 }, {    -80,      0 }, {    -35,      0 },
+		{     96,      0 }, {    -91,      0 }, {     44,      0 }, {      6,      0 },
+		{    -33,      0 }, {     34,      0 }, {    -18,      0 }, {      2,      0 },
+	} },
+};
+
+
 // USB AM 2K80J3E emission type ///////////////////////////////////////////

 // IFIR prototype filter: fs=12000, pass=3000, stop=3300, decim=1, fout=12000
@@ -306,7 +306,7 @@ using ChannelSpectrumFIFO = FIFO<ChannelSpectrum>;
 class ChannelSpectrumConfigMessage : public Message {
 public:
 	static constexpr size_t fifo_k = 2;
-	
+
 	constexpr ChannelSpectrumConfigMessage(
 		ChannelSpectrumFIFO* fifo
 	) : Message { ID::ChannelSpectrumConfig },
@@ -352,7 +352,7 @@ public:
 		packet { packet }
 	{
 	}
-	
+
 	pocsag::POCSAGPacket packet;
 };

@@ -378,7 +378,7 @@ public:
 		amp(amp)
 	{
 	}
-	
+
 	adsb::ADSBFrame frame;
 	uint32_t amp;
 };
@@ -393,7 +393,7 @@ public:
 		value { value }
 	{
 	}
-	
+
 	bool is_data;
 	uint32_t value;
 };
@@ -406,7 +406,7 @@ public:
 		value { value }
 	{
 	}
-	
+
 	uint32_t value;
 };

@@ -584,7 +584,7 @@ public:
 		used_ += copy_size;
 		return copy_size;
 	}
-	
+
 	size_t read(void* p, const size_t count) {
 		const auto copy_size = std::min(used_, count);
 		memcpy(p, &data_[capacity_ - used_], copy_size);
@@ -595,7 +595,7 @@ public:
 	bool is_full() const {
 		return used_ >= capacity_;
 	}
-	
+
 	bool is_empty() const {
 		return used_ == 0;
 	}
@@ -607,7 +607,7 @@ public:
 	size_t size() const {
 		return used_;
 	}
-	
+
 	size_t capacity() const {
 		return capacity_;
 	}
@@ -700,7 +700,7 @@ public:
 	) : Message { ID::TXProgress }
 	{
 	}
-	
+
 	uint32_t progress = 0;
 	bool done = false;
 };
@@ -719,7 +719,7 @@ public:
 		trigger_word(trigger_word)
 	{
 	}
-	
+
 	const uint32_t baudrate;
 	const uint32_t word_length;
 	const uint32_t trigger_value;
@@ -734,7 +734,7 @@ public:
 		baudrate(baudrate)
 	{
 	}
-	
+
 	const uint32_t baudrate;
 };

@@ -788,7 +788,7 @@ public:
 		rssi(rssi)
 	{
 	}
-	
+
 	const bool enabled;
 	const int32_t rssi;
 };
@@ -825,7 +825,7 @@ public:
 		length(length)
 	{
 	}
-	
+
 	const uint16_t length = 0;
 };

@@ -835,7 +835,7 @@ public:
 	) : Message { ID::Retune }
 	{
 	}
-	
+
 	int64_t freq = 0;
 	uint32_t range = 0;
 };
@@ -848,7 +848,7 @@ public:
 		sample_rate(sample_rate)
 	{
 	}
-	
+
 	const uint32_t sample_rate = 0;
 };

@@ -858,7 +858,7 @@ public:
 	) : Message { ID::AudioLevelReport }
 	{
 	}
-	
+
 	uint32_t value = 0;
 };

@@ -868,6 +868,7 @@ public:
 		const uint32_t divider,
 		const float deviation_hz,
 		const float audio_gain,
+		const uint8_t audio_shift_bits_s16,
 		const uint32_t tone_key_delta,
 		const float tone_key_mix_weight,
 		const bool am_enabled,
@@ -878,6 +879,7 @@ public:
 		divider(divider),
 		deviation_hz(deviation_hz),
 		audio_gain(audio_gain),
+		audio_shift_bits_s16(audio_shift_bits_s16),
 		tone_key_delta(tone_key_delta),
 		tone_key_mix_weight(tone_key_mix_weight),
 		am_enabled(am_enabled),
@@ -890,6 +892,7 @@ public:
 	const uint32_t divider;
 	const float deviation_hz;
 	const float audio_gain;
+	const uint8_t audio_shift_bits_s16;
 	const uint32_t tone_key_delta;
 	const float tone_key_mix_weight;
 	const bool am_enabled;
@@ -961,12 +964,14 @@ public:
 		const uint32_t stream_length,
 		const uint32_t samples_per_bit,
 		const uint8_t repeat,
-		const uint32_t pause_symbols
+		const uint32_t pause_symbols,
+		const uint8_t de_bruijn_length
 	) : Message { ID::OOKConfigure },
 		stream_length(stream_length),
 		samples_per_bit(samples_per_bit),
 		repeat(repeat),
-		pause_symbols(pause_symbols)
+		pause_symbols(pause_symbols),
+		de_bruijn_length(de_bruijn_length)
 	{
 	}

@@ -974,6 +979,7 @@ public:
 	const uint32_t samples_per_bit;
 	const uint8_t repeat;
 	const uint32_t pause_symbols;
+	const uint8_t de_bruijn_length;
 };

 class SSTVConfigureMessage : public Message {
@@ -1014,7 +1020,7 @@ public:

 class POCSAGConfigureMessage : public Message {
 public:
-	constexpr POCSAGConfigureMessage() 
+	constexpr POCSAGConfigureMessage()
 	: Message { ID::POCSAGConfigure }
 	{
 	}
@@ -1028,7 +1034,7 @@ public:
 		packet { packet }
 	{
 	}
-	
+
 	aprs::APRSPacket packet;
 };

@@ -28,7 +28,8 @@
 #include "utility.hpp"

 #include "memory_map.hpp"
-using portapack::memory::map::backup_ram;
+
+#include "crc.hpp"

 #include <algorithm>
 #include <utility>
@@ -67,8 +68,193 @@ using clkout_freq_range_t = range_t<uint32_t>;
 constexpr clkout_freq_range_t clkout_freq_range { 10, 60000 };
 constexpr uint32_t clkout_freq_reset_value { 10000 };

+enum data_structure_version_enum : uint32_t {
+	VERSION_CURRENT = 0x10000002,
+};
+
+static const uint32_t TOUCH_CALIBRATION_MAGIC = 0x074af82f;
+
+struct ui_config_t {
+private:
+	enum bits_t {
+		BacklightTimeoutLSB    =  0,
+		BacklightTimeoutEnable =  3,
+		ClkoutFreqLSB          =  4,
+		ShowGUIReturnIcon      = 20,
+		LoadAppSettings        = 21,
+		SaveAppSettings        = 22,
+		ShowBiggerQRCode       = 23,
+		DisableTouchscreen     = 24,
+		HideClock              = 25,
+		ClockWithDate          = 26,
+		ClkOutEnabled          = 27,
+		ConfigSpeaker          = 28,
+		StealthMode            = 29,
+		ConfigLogin            = 30,
+		ConfigSplash           = 31,
+	};
+
+	enum bits_mask_t : uint32_t {
+		BacklightTimeoutMask = ((1 <<  3) - 1) << bits_t::BacklightTimeoutLSB,
+		ClkoutFreqMask       = ((1 << 16) - 1) << bits_t::ClkoutFreqLSB,
+	};
+
+	uint32_t values;
+
+	constexpr bool bit_read(const bits_t n) const {
+		return ((values >> n) & 1) != 0;
+	}
+
+	constexpr void bit_write(const bits_t n, const bool v) {
+		if(bit_read(n) != v) {
+			values ^= 1 << n;
+		}
+	}
+
+public:
+	backlight_config_t config_backlight_timer() {
+		const auto timeout_enum = (backlight_timeout_t)((values & bits_mask_t::BacklightTimeoutMask) >> bits_t::BacklightTimeoutLSB);
+		const bool timeout_enabled = bit_read(bits_t::BacklightTimeoutEnable);
+		return backlight_config_t(timeout_enum, timeout_enabled);
+	}
+
+	void set_config_backlight_timer(const backlight_config_t& new_value) {
+		values = (values & ~bits_mask_t::BacklightTimeoutMask)
+			| ((new_value.timeout_enum() << bits_t::BacklightTimeoutLSB) & bits_mask_t::BacklightTimeoutMask);
+		bit_write(bits_t::BacklightTimeoutEnable, new_value.timeout_enabled());
+	}
+
+	constexpr uint32_t clkout_freq() {
+		uint32_t freq = (values & bits_mask_t::ClkoutFreqMask) >> bits_t::ClkoutFreqLSB;
+		if(freq < clkout_freq_range.minimum || freq > clkout_freq_range.maximum) {
+			values = (values & ~bits_mask_t::ClkoutFreqMask) | (clkout_freq_reset_value << bits_t::ClkoutFreqLSB);
+			return clkout_freq_reset_value;
+		}
+		else {
+			return freq;
+		}
+	}
+
+	constexpr void set_clkout_freq(uint32_t freq) {
+		values = (values & ~bits_mask_t::ClkoutFreqMask) | (clkout_freq_range.clip(freq) << bits_t::ClkoutFreqLSB);
+	}
+
+	// ui_config is an uint32_t var storing information bitwise
+	// bits 0-2 store the backlight timer
+	// bits 4-19 (16 bits) store the clkout frequency
+	// bits 21-31 store the different single bit configs depicted below
+	// bit 20 store the display state of the gui return icon, hidden (0) or shown (1)
+
+	constexpr bool show_gui_return_icon() const { // add return icon in touchscreen menue
+		return bit_read(bits_t::ShowGUIReturnIcon);
+	}
+
+	constexpr void set_gui_return_icon(bool v) {
+		bit_write(bits_t::ShowGUIReturnIcon, v);
+	}
+
+	constexpr bool load_app_settings() const { // load (last saved) app settings on startup of app
+		return bit_read(bits_t::LoadAppSettings);
+	}
+
+	constexpr void set_load_app_settings(bool v) {
+		bit_write(bits_t::LoadAppSettings, v);
+	}
+
+	constexpr bool save_app_settings() const { // save app settings when closing app
+		return bit_read(bits_t::SaveAppSettings);
+	}
+
+	constexpr void set_save_app_settings(bool v) {
+		bit_write(bits_t::SaveAppSettings, v);
+	}
+
+	constexpr bool show_bigger_qr_code() const { // show bigger QR code
+		return bit_read(bits_t::ShowBiggerQRCode);
+	}
+
+	constexpr void set_show_bigger_qr_code(bool v) {
+		bit_write(bits_t::ShowBiggerQRCode, v);
+	}
+
+	constexpr bool disable_touchscreen() const { // Option to disable touch screen
+		return bit_read(bits_t::DisableTouchscreen);
+	}
+
+	constexpr void set_disable_touchscreen(bool v) {
+		bit_write(bits_t::DisableTouchscreen, v);
+	}
+
+	constexpr bool hide_clock() const { // clock hidden from main menu
+		return bit_read(bits_t::HideClock);
+	}
+
+	constexpr void set_clock_hidden(bool v) {
+		bit_write(bits_t::HideClock, v);
+	}
+
+	constexpr bool clock_with_date() const { // show clock with date, if not hidden
+		return bit_read(bits_t::ClockWithDate);
+	}
+
+	constexpr void set_clock_with_date(bool v) {
+		bit_write(bits_t::ClockWithDate, v);
+	}
+
+	constexpr bool clkout_enabled() const {
+		return bit_read(bits_t::ClkOutEnabled);
+	}
+
+	constexpr void set_clkout_enabled(bool v) {
+		bit_write(bits_t::ClkOutEnabled, v);
+	}
+
+	constexpr bool config_speaker() const {
+		return bit_read(bits_t::ConfigSpeaker);
+	}
+
+	constexpr void set_config_speaker(bool v) {
+		bit_write(bits_t::ConfigSpeaker, v);
+	}
+
+	constexpr bool stealth_mode() const {
+		return bit_read(bits_t::StealthMode);
+	}
+
+	constexpr void set_stealth_mode(bool v) {
+		bit_write(bits_t::StealthMode, v);
+	}
+
+	constexpr bool config_login() const {
+		return bit_read(bits_t::ConfigLogin);
+	}
+
+	constexpr void set_config_login(bool v) {
+		bit_write(bits_t::ConfigLogin, v);
+	}
+
+	constexpr bool config_splash() const {
+		return bit_read(bits_t::ConfigSplash);
+	}
+
+	constexpr void set_config_splash(bool v) {
+		bit_write(bits_t::ConfigSplash, v);
+	}
+
+	constexpr ui_config_t() :
+		values(
+		      (1 << ConfigSplash)
+			| (1 << ConfigSpeaker)
+			| (clkout_freq_reset_value << ClkoutFreqLSB)
+			| (7 << BacklightTimeoutLSB)
+		)
+	{
+	}
+};
+
 /* struct must pack the same way on M4 and M0 cores. */
 struct data_t {
+	data_structure_version_enum structure_version;
 	int64_t tuned_frequency;
 	int32_t correction_ppb;
 	uint32_t touch_calibration_magic;
@@ -89,7 +275,7 @@ struct data_t {
 	uint32_t playdead_sequence;
 	
 	// UI
-	uint32_t ui_config;
+	ui_config_t ui_config;
 	
 	uint32_t pocsag_last_address;
 	uint32_t pocsag_ignore_address;
@@ -98,11 +284,146 @@ struct data_t {

 	// Hardware
 	uint32_t hardware_config;
+
+    // Recon App
+    uint64_t recon_config;
+
+	constexpr data_t() :
+		structure_version(data_structure_version_enum::VERSION_CURRENT),
+		tuned_frequency(tuned_frequency_reset_value),
+		correction_ppb(ppb_reset_value),
+		touch_calibration_magic(TOUCH_CALIBRATION_MAGIC),
+		touch_calibration(touch::Calibration()),
+
+		modem_def_index(0),			// TODO: Unused?
+		serial_format(),
+		modem_bw(15000),			// TODO: Unused?
+		afsk_mark_freq(afsk_mark_reset_value),
+		afsk_space_freq(afsk_space_reset_value),
+		modem_baudrate(modem_baudrate_reset_value),
+		modem_repeat(modem_repeat_reset_value),
+
+		playdead_magic(),			// TODO: Unused?
+		playing_dead(),				// TODO: Unused?
+		playdead_sequence(),		// TODO: Unused?
+
+		ui_config(),
+
+		pocsag_last_address(0),		// TODO: A better default?
+		pocsag_ignore_address(0),	// TODO: A better default?
+
+		tone_mix(tone_mix_reset_value),
+
+		hardware_config(0),
+		recon_config(0)
+	{
+	}
 };

-static_assert(sizeof(data_t) <= backup_ram.size(), "Persistent memory structure too large for VBAT-maintained region");
+struct backup_ram_t {
+private:
+	uint32_t regfile[63];
+	uint32_t check_value;

-static data_t* const data = reinterpret_cast<data_t*>(backup_ram.base());
+	static void copy(const backup_ram_t& src, backup_ram_t& dst) {
+		for(size_t i=0; i<63; i++) {
+			dst.regfile[i] = src.regfile[i];
+		}
+		dst.check_value = src.check_value;
+	}
+
+	static void copy_from_data_t(const data_t& src, backup_ram_t& dst) {
+		const uint32_t* const src_words = (uint32_t*)&src;
+		const size_t word_count = (sizeof(data_t) + 3) / 4;
+		for(size_t i=0; i<63; i++) {
+			if(i<word_count) {
+				dst.regfile[i] = src_words[i];
+			} else {
+				dst.regfile[i] = 0;
+			}
+		}
+	}
+
+	uint32_t compute_check_value() {
+		CRC<32> crc { 0x04c11db7, 0xffffffff, 0xffffffff };
+		for(size_t i=0; i<63; i++) {
+			const auto word = regfile[i];
+			crc.process_byte((word >>  0) & 0xff);
+			crc.process_byte((word >>  8) & 0xff);
+			crc.process_byte((word >> 16) & 0xff);
+			crc.process_byte((word >> 24) & 0xff);
+		}
+		return crc.checksum();
+	}
+
+public:
+	/* default constructor */
+	backup_ram_t() :
+		check_value(0)
+	{
+		const data_t defaults = data_t();
+		copy_from_data_t(defaults, *this);
+	}
+
+	/* copy-assignment operator */
+	backup_ram_t& operator=(const backup_ram_t& src) {
+		copy(src, *this);
+		return *this;
+	}
+
+	/* Calculate a check value from `this`, and check against
+	 * the stored value.
+	 */
+	bool is_valid() {
+		return compute_check_value() == check_value;
+	}
+
+	/* Assuming `this` contains valid data, update the checksum
+	 * and copy to the destination.
+	 */
+	void persist_to(backup_ram_t& dst) {
+		check_value = compute_check_value();
+		copy(*this, dst);
+	}
+};
+
+static_assert(sizeof(backup_ram_t) == memory::map::backup_ram.size());
+static_assert(sizeof(data_t) <= sizeof(backup_ram_t) - sizeof(uint32_t));
+
+static backup_ram_t* const backup_ram = reinterpret_cast<backup_ram_t*>(memory::map::backup_ram.base());
+
+static backup_ram_t cached_backup_ram;
+static data_t* const data = reinterpret_cast<data_t*>(&cached_backup_ram);
+
+namespace cache {
+
+void defaults() {
+	cached_backup_ram = backup_ram_t();
+}
+
+void init() {
+	if(backup_ram->is_valid()) {
+		// Copy valid persistent data into cache.
+		cached_backup_ram = *backup_ram;
+
+		// Check that structure data we copied into cache is the expected
+		// version. If not, initialize cache to defaults.
+		if(data->structure_version != data_structure_version_enum::VERSION_CURRENT) {
+			// TODO: Can provide version-to-version upgrade functions here,
+			// if we want to be fancy.
+			defaults();
+		}
+	} else {
+		// Copy defaults into cache.
+		defaults();
+	}
+}
+
+void persist() {
+	cached_backup_ram.persist_to(*backup_ram);
+}
+
+} /* namespace cache */

 rf::Frequency tuned_frequency() {
 	rf::tuning_range.reset_if_outside(data->tuned_frequency, tuned_frequency_reset_value);
@@ -124,16 +445,14 @@ void set_correction_ppb(const ppb_t new_value) {
 	portapack::clock_manager.set_reference_ppb(clipped_value);
 }

-static constexpr uint32_t touch_calibration_magic = 0x074af82f;
-
 void set_touch_calibration(const touch::Calibration& new_value) {
 	data->touch_calibration = new_value;
-	data->touch_calibration_magic = touch_calibration_magic;
+	data->touch_calibration_magic = TOUCH_CALIBRATION_MAGIC;
 }

 const touch::Calibration& touch_calibration() {
-	if( data->touch_calibration_magic != touch_calibration_magic ) {
-		set_touch_calibration(touch::default_calibration());
+	if( data->touch_calibration_magic != TOUCH_CALIBRATION_MAGIC ) {
+		set_touch_calibration(touch::Calibration());
 	}
 	return data->touch_calibration;
 }
@@ -200,122 +519,116 @@ void set_serial_format(const serial_format_t new_value) {
 	data->serial_format = new_value;
 }

-// ui_config is an uint32_t var storing information bitwise
-// bits 0-2 store the backlight timer
-// bits 4-19 (16 bits) store the clkout frequency
-// bits 21-31 store the different single bit configs depicted below
-// bit 20 store the display state of the gui return icon, hidden (0) or shown (1)
-
-bool show_gui_return_icon(){ // add return icon in touchscreen menue
-return data->ui_config & (1 << 20);
+bool show_gui_return_icon() { // add return icon in touchscreen menue
+	return data->ui_config.show_gui_return_icon();
 }

 bool load_app_settings() { // load (last saved) app settings on startup of app
-	return data->ui_config & (1 << 21);
+	return data->ui_config.load_app_settings();
 }

 bool save_app_settings() { // save app settings when closing app
-	return data->ui_config & (1 << 22);
+	return data->ui_config.save_app_settings();
 }
  
 bool show_bigger_qr_code() { // show bigger QR code
-	return data->ui_config & (1 << 23);
+	return data->ui_config.show_bigger_qr_code();
 }

 bool disable_touchscreen() { // Option to disable touch screen
-	return data->ui_config & (1 << 24);
+	return data->ui_config.disable_touchscreen();
 }

 bool hide_clock() { // clock hidden from main menu
-	return data->ui_config & (1 << 25);
+	return data->ui_config.hide_clock();
 }

 bool clock_with_date() { // show clock with date, if not hidden
-	return data->ui_config & (1 << 26);
+	return data->ui_config.clock_with_date();
 }

 bool clkout_enabled() {
-	return data->ui_config & (1 << 27);
+	return data->ui_config.clkout_enabled();
 }

 bool config_speaker() {
-	return data->ui_config & (1 << 28);
+	return data->ui_config.config_speaker();
 }
+
 bool stealth_mode() {
-	return data->ui_config & (1 << 29);
+	return data->ui_config.stealth_mode();
 }

 bool config_login() {
-	return data->ui_config & (1 << 30);
+	return data->ui_config.config_login();
 }

 bool config_splash() {
-	return data->ui_config & (1 << 31);
+	return data->ui_config.config_splash();
 }

 uint8_t config_cpld() {
 	return data->hardware_config;
 }

-uint32_t config_backlight_timer() {
-	const uint32_t timer_seconds[8] = { 0, 5, 15, 30, 60, 180, 300, 600 };
-	return timer_seconds[data->ui_config & 7]; //first three bits, 8 possible values
+backlight_config_t config_backlight_timer() {
+	return data->ui_config.config_backlight_timer();
 }

 void set_gui_return_icon(bool v) {
-	data->ui_config = (data->ui_config & ~(1 << 20)) | (v << 20);
+	data->ui_config.set_gui_return_icon(v);
 }

 void set_load_app_settings(bool v) {
-	data->ui_config = (data->ui_config & ~(1 << 21)) | (v << 21);
+	data->ui_config.set_load_app_settings(v);
 }

 void set_save_app_settings(bool v) {
-	data->ui_config = (data->ui_config & ~(1 << 22)) | (v << 22);
+	data->ui_config.set_save_app_settings(v);
 }

 void set_show_bigger_qr_code(bool v) {
-	data->ui_config = (data->ui_config & ~(1 << 23)) | (v << 23);
+	data->ui_config.set_show_bigger_qr_code(v);
 }

 void set_disable_touchscreen(bool v) {
-	data->ui_config = (data->ui_config & ~(1 << 24)) | (v << 24);
+	data->ui_config.set_disable_touchscreen(v);
 }

 void set_clock_hidden(bool v) {
-	data->ui_config = (data->ui_config & ~(1 << 25)) | (v << 25);
+	data->ui_config.set_clock_hidden(v);
 }

 void set_clock_with_date(bool v) {
-	data->ui_config = (data->ui_config & ~(1 << 26)) | (v << 26);
+	data->ui_config.set_clock_with_date(v);
 }

 void set_clkout_enabled(bool v) {
-	data->ui_config = (data->ui_config & ~(1 << 27)) | (v << 27);
+	data->ui_config.set_clkout_enabled(v);
 }

 void set_config_speaker(bool v) {
-	data->ui_config = (data->ui_config & ~(1 << 28)) | (v << 28);
+	data->ui_config.set_config_speaker(v);
 }

 void set_stealth_mode(bool v) {
-	data->ui_config = (data->ui_config & ~(1 << 29)) | (v << 29);
+	data->ui_config.set_stealth_mode(v);
 }

 void set_config_login(bool v) {
-	data->ui_config = (data->ui_config & ~(1 << 30)) | (v << 30);
+	data->ui_config.set_config_login(v);
 }

 void set_config_splash(bool v) {
-	data->ui_config = (data->ui_config & ~(1 << 31)) | (v << 31);
+	data->ui_config.set_config_splash(v);
 }

 void set_config_cpld(uint8_t i) {
 	data->hardware_config = i;
 }

-void set_config_backlight_timer(uint32_t i) {
-	data->ui_config = (data->ui_config & ~7) | (i & 7);
+void set_config_backlight_timer(const backlight_config_t& new_value) {
+	data->ui_config.set_config_backlight_timer(new_value);
 }

 /*void set_config_textentry(uint8_t new_value) {
@@ -347,20 +660,68 @@ void set_pocsag_ignore_address(uint32_t address) {
 }

 uint32_t clkout_freq() {
-	uint16_t freq = (data->ui_config & 0x000FFFF0) >> 4;
-	if(freq < clkout_freq_range.minimum || freq > clkout_freq_range.maximum) {
-		data->ui_config = (data->ui_config & ~0x000FFFF0) | clkout_freq_reset_value << 4;
-		return clkout_freq_reset_value;
-	}
-	else {
-		return freq;
-	}
+	return data->ui_config.clkout_freq();
 }

 void set_clkout_freq(uint32_t freq) {
-	data->ui_config = (data->ui_config & ~0x000FFFF0) | (clkout_freq_range.clip(freq) << 4);
+	data->ui_config.set_clkout_freq(freq);
 }

+bool recon_autosave_freqs() {
+    return (data->recon_config & 0x80000000UL) ? true : false; 
+}
+bool recon_autostart_recon() {
+    return (data->recon_config & 0x40000000UL) ? true : false;
+}
+bool recon_continuous() {
+    return (data->recon_config & 0x20000000UL) ? true : false; 
+}
+bool recon_clear_output() {
+    return (data->recon_config & 0x10000000UL) ? true : false; 
+}
+bool recon_load_freqs() {
+    return (data->recon_config & 0x08000000UL) ? true : false; 
+}
+bool recon_load_ranges() {
+    return (data->recon_config & 0x04000000UL) ? true : false; 
+}
+bool recon_update_ranges_when_recon() {
+    return (data->recon_config & 0x02000000UL) ? true : false; 
+}
+bool recon_load_hamradios() {
+    return (data->recon_config & 0x01000000UL) ? true : false; 
+}
+bool recon_match_mode() {
+    return (data->recon_config & 0x00800000UL) ? true : false; 
+}
+
+void set_recon_autosave_freqs(const bool v ){
+    data->recon_config = (data->recon_config & ~0x80000000UL) | (v << 31); 
+}
+void set_recon_autostart_recon(const bool v ){
+    data->recon_config = (data->recon_config & ~0x40000000UL) | (v << 30); 
+}
+void set_recon_continuous(const bool v ){
+    data->recon_config = (data->recon_config & ~0x20000000UL) | (v << 29); 
+}
+void set_recon_clear_output(const bool v ){
+    data->recon_config = (data->recon_config & ~0x10000000UL) | (v << 28); 
+}
+void set_recon_load_freqs(const bool v ){
+    data->recon_config = (data->recon_config & ~0x08000000UL) | (v << 27); 
+}
+void set_recon_load_ranges(const bool v ){
+    data->recon_config = (data->recon_config & ~0x04000000UL) | (v << 26); 
+} 
+void set_recon_update_ranges_when_recon(const bool v ){
+    data->recon_config = (data->recon_config & ~0x02000000UL) | (v << 25); 
+} 
+void set_recon_load_hamradios(const bool v ){
+    data->recon_config = (data->recon_config & ~0x01000000UL) | (v << 24); 
+} 
+void set_recon_match_mode(const bool v ) {
+    data->recon_config = (data->recon_config & ~0x00800000UL) | (v << 23); 
+}

 } /* namespace persistent_memory */
 } /* namespace portapack */
@@ -25,6 +25,8 @@

 #include <cstdint>

+#include "optional.hpp"
+
 #include "rf_path.hpp"
 #include "touch.hpp"
 #include "modems.hpp"
@@ -36,6 +38,77 @@ using namespace serializer;
 namespace portapack {
 namespace persistent_memory {

+enum backlight_timeout_t {
+    Timeout5Sec    = 0,
+    Timeout15Sec   = 1,
+    Timeout30Sec   = 2,
+    Timeout60Sec   = 3,
+    Timeout180Sec  = 4,
+    Timeout300Sec  = 5,
+    Timeout600Sec  = 6,
+    Timeout3600Sec = 7,
+};
+
+struct backlight_config_t {
+public:
+    backlight_config_t() :
+        _timeout_enum(backlight_timeout_t::Timeout600Sec),
+        _timeout_enabled(false)
+    {
+    }
+
+    backlight_config_t(
+        backlight_timeout_t timeout_enum,
+        bool timeout_enabled
+    ) :
+        _timeout_enum(timeout_enum),
+        _timeout_enabled(timeout_enabled)
+    {
+    }
+
+    bool timeout_enabled() const {
+        return _timeout_enabled;
+    }
+
+    backlight_timeout_t timeout_enum() const {
+        return _timeout_enum;
+    }
+
+    uint32_t timeout_seconds() const {
+        switch(timeout_enum()) {
+            case Timeout5Sec:    return    5;
+            case Timeout15Sec:   return   15;
+            case Timeout30Sec:   return   30;
+            case Timeout60Sec:   return   60;
+            case Timeout180Sec:  return  180;
+            case Timeout300Sec:  return  300;
+            default:
+            case Timeout600Sec:  return  600;
+            case Timeout3600Sec: return 3600;
+        }
+    }
+
+private:
+    backlight_timeout_t _timeout_enum;
+    bool _timeout_enabled;
+};
+
+namespace cache {
+
+/* Set values in cache to sensible defaults. */
+void defaults();
+
+/* Load cached settings from values in persistent RAM, replacing with defaults
+ * if persistent RAM contents appear to be invalid. */
+void init();
+
+/* Calculate a check value for cached settings, and copy the check value and
+ * settings into persistent RAM. Intended to be called periodically to update
+ * persistent settings with current settings. */
+void persist();
+
+} /* namespace cache */
+
 using ppb_t = int32_t;

 rf::Frequency tuned_frequency();
@@ -86,7 +159,7 @@ bool hide_clock();
 bool clock_with_date();
 bool config_login();
 bool config_speaker();
-uint32_t config_backlight_timer();
+backlight_config_t config_backlight_timer();
 bool disable_touchscreen();

 void set_gui_return_icon(bool v);
@@ -98,7 +171,7 @@ void set_clock_hidden(bool v);
 void set_clock_with_date(bool v);
 void set_config_login(bool v);
 void set_config_speaker(bool v); 
-void set_config_backlight_timer(uint32_t i);
+void set_config_backlight_timer(const backlight_config_t& new_value);
 void set_disable_touchscreen(bool v);

 //uint8_t ui_config_textentry();
@@ -115,6 +188,26 @@ void set_clkout_enabled(bool v);
 uint32_t clkout_freq();
 void set_clkout_freq(uint32_t freq);

+/* Recon app */
+        bool recon_autosave_freqs();
+        bool recon_autostart_recon();
+        bool recon_continuous();
+        bool recon_clear_output();
+        bool recon_load_freqs();
+        bool recon_load_ranges();
+        bool recon_update_ranges_when_recon();
+        bool recon_load_hamradios();
+        bool recon_match_mode();
+        void set_recon_autosave_freqs(const bool v);
+        void set_recon_autostart_recon(const bool v);
+        void set_recon_continuous(const bool v);
+        void set_recon_clear_output(const bool v);
+        void set_recon_load_freqs(const bool v);
+        void set_recon_load_ranges(const bool v);
+        void set_recon_update_ranges_when_recon(const bool v);
+        void set_recon_load_hamradios(const bool v );
+        void set_recon_match_mode( const bool v );
+
 } /* namespace persistent_memory */
 } /* namespace portapack */

@@ -35,11 +35,9 @@ w = numpy.arange(length, dtype=numpy.float64) * (2 * numpy.pi / length)
 v = numpy.sin(w)
 print(v)
 */
-constexpr size_t sine_table_f32_period_log2 = 8;
-constexpr size_t sine_table_f32_period = 1 << sine_table_f32_period_log2;
-constexpr uint32_t sine_table_f32_index_mask = sine_table_f32_period - 1;
+constexpr uint16_t sine_table_f32_period = 256;

-static constexpr std::array<float, sine_table_f32_period + 1> sine_table_f32 { {
+static constexpr std::array<float, sine_table_f32_period + 2> sine_table_f32{
 	 0.00000000e+00,   2.45412285e-02,   4.90676743e-02,
 	 7.35645636e-02,   9.80171403e-02,   1.22410675e-01,
 	 1.46730474e-01,   1.70961889e-01,   1.95090322e-01,
@@ -125,24 +123,22 @@ static constexpr std::array<float, sine_table_f32_period + 1> sine_table_f32 { {
 	-2.42980180e-01,  -2.19101240e-01,  -1.95090322e-01,
 	-1.70961889e-01,  -1.46730474e-01,  -1.22410675e-01,
 	-9.80171403e-02,  -7.35645636e-02,  -4.90676743e-02,
-	-2.45412285e-02,   0.00000000e+00,
-} };
+	-2.45412285e-02,   0.00000000e+00,  0.00000000e+00
+};

 inline float sin_f32(const float w) {
-	constexpr float normalize = 1.0 / (2 * pi);
-
-	const float x = w * normalize;
-	const int32_t x_int = std::floor(x);
-	const float x_frac = x - x_int;
+	const float x = w / (2 * pi); // normalization
+	const float x_frac = x - std::floor(x); // [0, 1]

 	const float n = x_frac * sine_table_f32_period;
-	const int32_t n_int = static_cast<uint32_t>(n) & sine_table_f32_index_mask;
+	const uint16_t n_int = static_cast<uint16_t>(n);
 	const float n_frac = n - n_int;

-	const float p0 = sine_table_f32[n_int + 0];
+	const float p0 = sine_table_f32[n_int];
 	const float p1 = sine_table_f32[n_int + 1];
 	const float diff = p1 - p0;
-	const float result = p0 + n_frac * diff;
+	const float result = p0 + n_frac * diff; // linear interpolation
+
 	return result;
 }

@@ -984,6 +984,159 @@ bool Button::on_touch(const TouchEvent event) {
 #endif
 }

+
+/* ButtonWithEncoder ****************************************************************/
+
+ButtonWithEncoder::ButtonWithEncoder(
+	Rect parent_rect,
+	std::string text,
+	bool instant_exec
+) : Widget { parent_rect },
+	text_ { text },
+	instant_exec_ { instant_exec }
+{
+	set_focusable(true);
+}
+
+void ButtonWithEncoder::set_text(const std::string value) {
+	text_ = value;
+	set_dirty();
+}
+int32_t ButtonWithEncoder::get_encoder_delta() {
+	return encoder_delta ;
+}
+void ButtonWithEncoder::set_encoder_delta( const int32_t delta )
+{
+	encoder_delta = delta ;
+}
+
+std::string ButtonWithEncoder::text() const {
+	return text_;
+}
+
+void ButtonWithEncoder::paint(Painter& painter) {
+	Color bg, fg;
+	const auto r = screen_rect();
+
+	if (has_focus() || highlighted()) {
+		bg = style().foreground;
+		fg = Color::black();
+	} else {
+		bg = Color::grey();
+		fg = style().foreground;
+	}
+
+	const Style paint_style = { style().font, bg, fg };
+
+	painter.draw_rectangle({r.location(), {r.size().width(), 1}}, Color::light_grey());
+	painter.draw_rectangle({r.location().x(), r.location().y() + r.size().height() - 1, r.size().width(), 1}, Color::dark_grey());
+	painter.draw_rectangle({r.location().x() + r.size().width() - 1, r.location().y(), 1, r.size().height()}, Color::dark_grey());
+
+	painter.fill_rectangle(
+		{ r.location().x(), r.location().y() + 1, r.size().width() - 1, r.size().height() - 2 },
+		paint_style.background
+	);
+
+	const auto label_r = paint_style.font.size_of(text_);
+	painter.draw_string(
+		{ r.location().x() + (r.size().width() - label_r.width()) / 2, r.location().y() + (r.size().height() - label_r.height()) / 2 },
+		paint_style,
+		text_
+	);
+}
+
+void ButtonWithEncoder::on_focus() {
+	if( on_highlight )
+		on_highlight(*this);
+}
+
+bool ButtonWithEncoder::on_key(const KeyEvent key) {
+	if( key == KeyEvent::Select ) {
+		if( on_select ) {
+			on_select(*this);
+			return true;
+		}
+	} else {
+		if( on_dir ) {
+			return on_dir(*this, key);
+		}
+	}
+
+	return false;
+}
+
+bool ButtonWithEncoder::on_touch(const TouchEvent event) {
+	switch(event.type) {
+	case TouchEvent::Type::Start:
+		set_highlighted(true);
+		set_dirty();
+		if( on_touch_press) {
+			on_touch_press(*this);
+		}
+		if( on_select && instant_exec_ ) {
+			on_select(*this);
+		}
+		return true;
+
+
+	case TouchEvent::Type::End:
+		set_highlighted(false);
+		set_dirty();
+		if( on_touch_release) {
+			on_touch_release(*this);
+		}
+		if( on_select && !instant_exec_ ) {
+			on_select(*this);
+		}
+		return true;
+
+	default:
+		return false;
+	}
+#if 0
+	switch(event.type) {
+	case TouchEvent::Type::Start:
+		flags.highlighted = true;
+		set_dirty();
+		return true;
+
+	case TouchEvent::Type::Move:
+		{
+			const bool new_highlighted = screen_rect().contains(event.point);
+			if( flags.highlighted != new_highlighted ) {
+				flags.highlighted = new_highlighted;
+				set_dirty();
+			}
+		}
+		return true;
+
+	case TouchEvent::Type::End:
+		if( flags.highlighted ) {
+			flags.highlighted = false;
+			set_dirty();
+			if( on_select ) {
+				on_select(*this);
+			}
+		}
+		return true;
+
+	default:
+		return false;
+	}
+#endif
+}
+bool ButtonWithEncoder::on_encoder(const EncoderEvent delta) {
+ 	if( delta != 0 )
+	{
+		encoder_delta += delta ;	
+		delta_change = true ;
+		on_change();
+	}
+	else
+		delta_change = 0 ;
+	return true ;
+}
+
 /* NewButton ****************************************************************/

 NewButton::NewButton(
@@ -414,6 +414,51 @@ private:
 	bool instant_exec_ { false };
 };

+
+class ButtonWithEncoder : public Widget {
+public:
+	std::function<void(ButtonWithEncoder&)> on_select { };
+	std::function<void(ButtonWithEncoder&)> on_touch_release { }; // Executed when releasing touch, after on_select.
+	std::function<void(ButtonWithEncoder&)> on_touch_press { }; // Executed when touching, before on_select.
+	std::function<bool(ButtonWithEncoder&, KeyEvent)> on_dir { };
+	std::function<void(ButtonWithEncoder&)> on_highlight { };
+
+	ButtonWithEncoder(Rect parent_rect, std::string text, bool instant_exec); // instant_exec: Execute on_select when you touching instead of releasing
+	ButtonWithEncoder(
+		Rect parent_rect,
+		std::string text
+	) : ButtonWithEncoder { parent_rect, text, false }
+	{
+	}
+
+	ButtonWithEncoder(
+	) : ButtonWithEncoder { { }, { } }
+	{
+	}
+
+	std::function<void()> on_change { };
+
+	void set_text(const std::string value);
+	int32_t get_encoder_delta();
+	void set_encoder_delta( const int32_t delta );
+	std::string text() const;
+
+	void paint(Painter& painter) override;
+
+	void on_focus() override;
+	bool on_key(const KeyEvent key) override;
+	bool on_touch(const TouchEvent event) override;
+	bool on_encoder(const EncoderEvent delta) override;
+
+private:
+	std::string text_;
+	int32_t encoder_delta  = 0 ;
+	bool delta_change = 0 ;
+	bool instant_exec_ { false };
+};
+
+
+
 class NewButton : public Widget {
 public:
 	std::function<void(void)> on_select { };
@@ -95,27 +95,27 @@ struct range_t {
 	const T minimum;
 	const T maximum;

-	const T& clip(const T& value) const {
+	constexpr const T& clip(const T& value) const {
 		return std::max(std::min(value, maximum), minimum);
 	}

-	void reset_if_outside(T& value, const T& reset_value) const {
+	constexpr void reset_if_outside(T& value, const T& reset_value) const {
 		if( (value < minimum ) ||
 			(value > maximum ) ) {
 			value = reset_value;
 		}
 	}

-	bool below_range(const T& value) const {
+	constexpr bool below_range(const T& value) const {
 		return value < minimum;
 	}

-	bool contains(const T& value) const {
+	constexpr bool contains(const T& value) const {
 		// TODO: Subtle gotcha here! Range test doesn't include maximum!
 		return (value >= minimum) && (value < maximum);
 	}

-	bool out_of_range(const T& value) const {
+	constexpr bool out_of_range(const T& value) const {
 		// TODO: Subtle gotcha here! Range test in contains() doesn't include maximum!
 		return !contains(value);
 	}
@@ -84,7 +84,7 @@ void WM8731::init() {
 	});

 	write(AnalogAudioPathControl {
-		.micboost = 1,	// Enable 20dB boost
+		.micboost = 0,	// Disable 20dB boost by default
 		.mutemic = 0,	// Disable mute (unmute)
 		.insel = 1,		// Microphone input to ADC
 		.bypass = 0,
@@ -345,18 +345,28 @@ public:
 	void speaker_disable() {};


-	void microphone_enable() override {
-		// TODO: Implement
-	}
+void microphone_enable(int8_t wm8731_boost_GUI) override {
+		microphone_mute(true); 								// c/m to reduce "plop noise" when changing wm8731_boost_GUI.
+		// chThdSleepMilliseconds(20);  					// does not help to reduce the "plop noise"
+		microphone_boost((wm8731_boost_GUI<2) ? 1 : 0 ); 	// 1 = Enable Boost (+20 dBs) .  0 = Disable Boost (0dBs).
+		chThdSleepMilliseconds(120);						// >50 msegs, very effective , >100 msegs minor improvement ,120 msegs trade off speed .
+		microphone_mute(false); 
+		//	(void)alc_mode; 		In prev. fw version ,  when we did not use at all param., to avoid "unused warning" when compiling.) 
+}

 	void microphone_disable() override {
 		// TODO: Implement
 	}

-	// void microphone_mute(const bool mute) {
-	// 	map.r.analog_audio_path_control.mutemic = (mute ? 0 : 1);
-	// 	write(Register::AnalogAudioPathControl);
-	// }
+	void microphone_boost(const bool boost) {
+		map.r.analog_audio_path_control.micboost = (boost ? 1 : 0);
+	 	write(Register::AnalogAudioPathControl);
+	}
+
+	void microphone_mute(const bool mute) {
+		map.r.analog_audio_path_control.mutemic = (mute ? 1 : 0);	//1 = Enable Mute ,  0 = Disable Mute
+	 	write(Register::AnalogAudioPathControl);
+	}

 	// void set_adc_source(const ADCSource adc_source) {
 	// 	map.r.analog_audio_path_control.insel = toUType(adc_source);
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3

 #
 # Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
@@ -80,7 +80,7 @@ def print_block(block):
 	for n in range(0, len(block), 8):
 		chunk = block[n:n+8]
 		line = ['0x%04x,' % v for v in chunk]
-		print('\t%s' % ' '.join(line))
+		print(('\t%s' % ' '.join(line)))

 def crc32(blocks):
 	import zlib
@@ -92,7 +92,7 @@ def crc32(blocks):
 			crc_bytes.append((word >> 8) & 0xff)
 	return zlib.crc32(bytearray(crc_bytes)) & 0xffffffff

-print("""#include "portapack_cpld_data.hpp"
+print(("""#include "portapack_cpld_data.hpp"

 #include <cstdint>
 #include <array>
@@ -100,23 +100,23 @@ print("""#include "portapack_cpld_data.hpp"
 namespace portapack {
 namespace cpld {
 namespace %s {
-""" % revision_name)
+""" % revision_name))

-print('const std::array<uint16_t, %d> block_0 { {' % len(block_0))
+print(('const std::array<uint16_t, %d> block_0 { {' % len(block_0)))
 print_block(block_0)

 print("""} };
 """)

-print('const std::array<uint16_t, %d> block_1 { {' % len(block_1))
+print(('const std::array<uint16_t, %d> block_1 { {' % len(block_1)))
 print_block(block_1)

-print("""} };
+print(("""} };

 } /* namespace %s */
 } /* namespace cpld */
 } /* namespace portapack */
-""" % revision_name)
+""" % revision_name))

 if calculate_crc:
 	# Apply post-programming modification to make post-programming CRC correct:
@@ -124,4 +124,4 @@ if calculate_crc:
 	programmed_block_0[0] &= 0xfbff

 	crc = crc32((programmed_block_0, block_1))
-	print('%08x' % crc)
+	print(('%08x' % crc))
@@ -1,3 +1,5 @@
+#!/usr/bin/env python3
+
 import math

 m = 64 - 1
@@ -6,7 +8,7 @@ ft = 300.0 / 24000.0
 taps = []
 window = []

-print("Normalized ft = " + str(ft))
+print(("Normalized ft = " + str(ft)))

 for n in range(0, 64):
 	taps.append(math.sin(2 * math.pi * ft * (n - (m / 2.0))) / (math.pi * (n - (m / 2.0))))
@@ -29,10 +29,10 @@ outfile = open('../../sdcard/ADSB/world_map.bin', 'wb')
 Image.MAX_IMAGE_PIXELS = None
 im = Image.open("../../sdcard/ADSB/world_map.jpg")
 pix = im.load()
-
-outfile.write(struct.pack('H', im.size[0]))
-outfile.write(struct.pack('H', im.size[1]))
-
+# Write as unsigned short (2 bytes) as little endian
+outfile.write(struct.pack('<H', im.size[0]))
+outfile.write(struct.pack('<H', im.size[1]))
+print("image \t size[0]=" + str(im.size[0]) + "\tsize[1]=" + str(im.size[1]) + " pixels");
 print("Generating: \t" + outfile.name + "\n from\t\t" + im.filename + "\n please wait...");

 for y in range (0, im.size[1]):
@@ -47,8 +47,9 @@ for y in range (0, im.size[1]):
 		# pixel_lcd = (pix[x, y][0] >> 5) << 5
 		# pixel_lcd |= (pix[x, y][1] >> 5) << 2
 		# pixel_lcd |= (pix[x, y][2] >> 6)
-		line += struct.pack('H', pixel_lcd)
+		line += struct.pack('<H', pixel_lcd)
 	outfile.write(line)
 	print(str(y) + '/' + str(im.size[1]) + '\r', end="")

+outfile.close();
 print("Ready.");
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3

 # Copyright (C) 2016 Furrtek
 #
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3

 # Copyright (C) 2016 Furrtek
 #
@@ -42,7 +42,7 @@ def convert_png(file):
 	rgb_im = im.convert('RGBA')

 	if rgb_im.size[0] % 8 or rgb_im.size[1] % 8:
-		print(file + ": Size isn\'t a multiple of 8")
+		print((file + ": Size isn\'t a multiple of 8"))
 		sys.exit(-1)

 	name = path.basename(file).split(".")[0].lower();
@@ -112,4 +112,4 @@ f.write("\n")
 f.write("} /* namespace ui */\n\n")
 f.write("#endif/*__BITMAP_HPP__*/\n")

-print("Converted " + str(count) + " files")
+print(("Converted " + str(count) + " files"))
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3

 # Copyright (C) 2016 Furrtek
 #
@@ -40,4 +40,4 @@ for c in range (0, 0x200):		# DCS code is 9 bits
 	p10 = cb[3] ^ cb[5] ^ cb[6] ^ cb[8] ^ 1;
 	p11 = cb[0] ^ cb[1] ^ cb[2] ^ cb[3] ^ cb[6] ^ 1;
 	
-	print '	0b{0:011b}'.format((p11<<10) | (p10<<9) | (p9<<8) |(p8<<7) | (p7<<6) | (p6<<5) | (p5<<4) | (p4<<3) | (p3<<2) | (p2<<1) | (p1)) + ', 	// ' + str(c);
+	print('	0b{0:011b}'.format((p11<<10) | (p10<<9) | (p9<<8) |(p8<<7) | (p7<<6) | (p6<<5) | (p5<<4) | (p4<<3) | (p3<<2) | (p2<<1) | (p1)) + ', 	// ' + str(c));
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3

 #
 # Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3

 #
 # Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
@@ -0,0 +1 @@
+a=76000000,b=90000000,m=WFM,bw=16k,s=50KHz,d=WFM Japan
@@ -0,0 +1 @@
+a=65800000,b=74000000,m=WFM,bw=16k,s=30KHz,d=WFM OIRT
@@ -0,0 +1 @@
+a=87500000,b=108000000,m=WFM,bw=16k,s=50KHz,d=WFM Standard
@@ -0,0 +1,22 @@
+a=150000,b=285000,m=AM,bw=DSB,s=5KHz,d=Longwave broadcast band|BCB (EU)
+a=525000,b=1605000,m=AM,bw=DSB,s=5KHz,d=AM broadcast band|BCB (EU & J)
+a=530000,b=1710000,m=AM,bw=DSB,s=5KHz,d=AM broadcast band|BCB (US)
+a=1800000,b=29700000,m=WFM,bw=16k,d=Amateur_radio|Amateur
+a=26900000,b=27400000,m=WFM,bw=16k,d=Citizens_band_radio|Citizens band
+a=28000000,b=30000000,m=WFM,bw=16k,d=Amateur_radio|Amateur
+a=29000000,b=54000000,m=WFM,bw=16k,d=Land mobile
+a=50000000,b=54000000,m=WFM,bw=16k,d=Amateur_radio|Amateur
+a=65000000,b=85000000,m=WFM,bw=16k,d=Land mobile (EU)
+a=108000000,b=136000000,m=WFM,bw=16k,d=Aircraft
+a=120000000,b=160000000,m=WFM,bw=16k,s=50KHz,d=Land mobile (EU)
+a=132000000,b=174000000,m=WFM,bw=16k,s=50KHz,d=Land mobile
+a=142000000,b=170000000,m=WFM,bw=16k,s=50KHz,d=Land mobile (J)
+a=144000000,b=148000000,m=WFM,bw=16k,s=50KHz,d=Amateur_radio|Amateur
+a=216000000,b=222000000,m=WFM,bw=16k,s=50KHz,d=Land mobile
+a=222000000,b=225000000,m=WFM,bw=16k,s=50KHz,d=Amateur_radio|Amateur
+a=335000000,b=384000000,m=WFM,bw=16k,s=50KHz,d=Land mobile (J)
+a=406000000,b=512000000,m=WFM,bw=16k,s=50KHz,d=Land mobile
+a=450000000,b=470000000,m=WFM,bw=16k,s=50KHz,d=Land mobile (J)
+a=430000000,b=450000000,m=WFM,bw=16k,s=50KHz,d=Amateur_radio|Amateur
+a=806000000,b=947000000,m=WFM,bw=16k,s=50KHz,d=Land mobile
+a=1200000000,b=1600000000,m=WFM,bw=16k,s=50KHz,d=Amateur|Land mobile|GPS
@@ -0,0 +1,3 @@
+##FREQ      FILE				 SAMPLE RATE
+315000000,SAMPLES/TeslaChargePort_US.C16,500000
+433920000,SAMPLES/TeslaChargePort_EU_AU.C16,500000
Author	SHA1	Message	Date
jLynx	2a38f386ab	Update version.txt	2022-12-29 15:35:54 +13:00
jLynx	079a0506a4	Update past_version.txt	2022-12-29 15:35:45 +13:00
Brumi-2021	e8ad86cc94	Merge pull request #768 from rusty-labs/sin_function_180_fix #755 fix, sin_f32 fails at 180	2022-12-28 16:34:38 +01:00
rusty.labs	e69c9bbc7b	#755 fix, sin_f32 fails at 180 #755 fix, sin_f32 returns incorrect result at 180 degrees, clean up	2022-12-28 01:13:42 -05:00
Brumi-2021	25c267a3d9	Merge pull request #744 from strijar/spectrum_color New spectrum color scheme Look at table (LUT) for the Waterfall FFT .	2022-12-17 16:02:54 +01:00
gullradriel	efbcd2aa9b	Merge pull request #752 from lujji/fix-ook-bug Fix OOK repeat bug	2022-12-17 12:44:19 +01:00
gullradriel	f32b55f66f	Merge pull request #754 from lujji/ook-scan Implement OOK scan	2022-12-17 12:43:34 +01:00
gullradriel	e9adc32421	Merge pull request #757 from gullradriel/next Updated submodules	2022-12-14 22:18:43 +01:00
GullCode	a120a6344d	Updated submodules	2022-12-14 22:17:25 +01:00
lujji	e3cea4c68b	minor ui fix	2022-12-05 22:12:46 +02:00
lujji	0631f5d5ab	implement ook scan	2022-12-05 16:51:23 +02:00
lujji	8986b65f94	fix ook repeat bug	2022-11-30 10:59:24 +02:00
gullradriel	7f64606fb2	Merge pull request #750 from gullradriel/recon-delete-retune-fix Retune after delete fix	2022-11-20 20:14:47 +01:00
GullCode	7bfb54eee9	better order of events	2022-11-20 19:53:03 +01:00
GullCode	e0c1f7b45e	Retune after delete fix	2022-11-20 19:46:01 +01:00
gullradriel	734f315266	Merge pull request #749 from gullradriel/updating-am-mode Added/Renamed AM bandwidth modes	2022-11-20 18:36:43 +01:00
GullCode	7f6aebbe53	Fixed typos	2022-11-20 18:29:20 +01:00
GullCode	5f62926af3	Fixed typo	2022-11-20 18:02:54 +01:00
GullCode	17f6475506	Added/Renamed AM bandwidth modes	2022-11-20 17:44:11 +01:00
Jimi Sanchez	17d3cb387e	Merge pull request #747 from Brumi-2021/“Additional_AM_BW_type_9Khz_on_top_current_6Khz” “additional am bw type 9 khz on top current 6 khz”	2022-11-19 17:04:19 -05:00
Brumi-2021	1e4c93b979	Final opt. AM-9K, applied to Audio_RX and Mic App.	2022-11-19 18:17:54 +01:00
Brumi-2021	25dfa96257	Adding FIR_taps for EU AM broadcasting 9K00A3E	2022-11-14 00:32:29 +01:00
Erwin Ried	400cccdcc1	Contributors gridview	2022-11-10 09:41:20 +01:00
Belousov Oleg	f59437cf71	New spectrum color scheme	2022-11-10 02:17:04 +03:00
GullCode	5577ec82ed	Merge pull request #729 from BehleZebub/patch-1 Update generate_world_map.bin.py	2022-11-02 17:54:42 +01:00
GullCode	da98e7739e	Update generate_world_map.bin.py Formatting text	2022-11-02 17:21:56 +01:00
GullCode	b5b5bf42af	Merge pull request #737 from BehleZebub/next update for python scripts so no python2.7 is needed	2022-11-02 17:14:53 +01:00
BehleZebub	587fbfbbb1	added shebang line for pyhton3 on unix	2022-11-02 00:36:04 +01:00
GullCode	c54e382db2	Merge pull request #739 from lujji/next Add gain and amplifier controls in Jammer	2022-11-01 12:00:55 +01:00
lujji	22de89c879	added gain and amp controls	2022-11-01 06:42:55 +02:00
GullCode	aa778e5797	Merge pull request #738 from Brumi-2021/Extending_previous_ghost_signal_interference_c/m_in_all_RX_after_using_Replay_App (MINOR IMPROV Replay App) - Extending previous "ghost interf. signal" c/m to Replay App	2022-10-30 20:15:24 +01:00
Brumi-2021	e8e98475e2	Extending "ghost interf. signal" c/m to Replay App	2022-10-30 19:23:52 +01:00
BehleZebub	95d1bca9fd	changed from python2 to python3	2022-10-30 00:04:31 +02:00
BehleZebub	1a5c360efe	changed from python2 to python3	2022-10-30 00:04:07 +02:00
BehleZebub	560c7143bf	Update make_dcs.py	2022-10-30 00:03:07 +02:00
BehleZebub	6fc03a2651	changed from python2 to python3	2022-10-30 00:02:01 +02:00
BehleZebub	f31ee1172d	changed from python2 to python3	2022-10-30 00:00:55 +02:00
BehleZebub	996e648a64	changed from python2 to python3	2022-10-30 00:00:26 +02:00
BehleZebub	ca4f68d24a	changed from python2 to python3	2022-10-29 23:58:26 +02:00
GullCode	2c3f8e9b3d	Merge pull request #734 from Brumi-2021/“Solving_correctg_RX_DSB-SC_Suppressed_Carrier” Mic App: DSB RX distortion c/m + minor improv.	2022-10-29 21:31:50 +02:00
Brumi-2021	a591ba572f	Mic App: DSB RX distortion c/m + minor improv.	2022-10-29 16:02:08 +02:00
BehleZebub	c9657bc92b	Update generate_world_map.bin.py corrected typo in print();	2022-10-28 17:38:00 +02:00
BehleZebub	b8d98e4f45	Update generate_world_map.bin.py forced endianess on outfile.write() to little endian and closed outfile at the end	2022-10-22 23:42:40 +02:00
GullCode	e0309b13e5	Merge pull request #728 from GullCode/fix-wfm-bw-label Fix wfm bw label	2022-10-18 21:38:21 +02:00
GullCode	c2117b2c5b	cosmetic fix for bw display	2022-10-18 21:37:28 +02:00
GullCode	2b78f9e907	Correct WFM bw label to 200k	2022-10-18 21:36:22 +02:00
GullCode	6cd4eb0358	Correct WFM bandwidth and step	2022-10-18 21:26:14 +02:00
GullCode	8ec69d7c95	Merge pull request #727 from Brumi-2021/adding_in_RX_WFM_to_Mic_App Add WFM mode in Mic App (in tx and rx)	2022-10-16 20:47:50 +02:00
Brumi-2021	efe8d82fae	Add WFM mode in Mic App (in tx and rx)	2022-10-16 19:01:05 +02:00
GullCode	32697d1c73	Merge pull request #723 from GullCode/recon-freqman-steps-band-update Recon freqman steps band update	2022-10-11 12:52:23 +02:00
GullCode	11558b9843	Merge pull request #722 from GullCode/scanner-freqman-update-max_files-steps Scanner freqman update max files steps	2022-10-11 12:52:10 +02:00
GullCode	e5d1308560	Added FM bands files	2022-10-11 12:49:32 +02:00
GullCode	62968e6009	Added default RECON.TXT file	2022-10-11 12:49:15 +02:00
GullCode	a9b4abc07e	Indenting some comments	2022-10-11 12:48:42 +02:00
GullCode	05f3793213	Added 30Khz steps and removed quoted code	2022-10-11 12:46:12 +02:00
GullCode	ae8633c569	Use FREQMAN_MAX_PER_FILE instead of MAX_DB_ENTRY	2022-10-11 12:40:49 +02:00
GullCode	480f492740	Removed MAX_DB_ENTRY definition	2022-10-11 12:40:31 +02:00
GullCode	dd2e23f901	Updated FREQMAN_MAX_PER_FILE value	2022-10-11 12:40:08 +02:00
GullCode	3ca57f634c	Merge pull request #721 from eried/hackrf_update Update hackrf	2022-10-11 12:10:26 +02:00
GullCode	29ac3192cb	Update hackrf	2022-10-11 12:03:25 +02:00
GullCode	e76faf6edd	Merge pull request #717 from Brumi-2021/Recovered_ALC_AK4953_Mic_App_feature_solving_WM8731_side_effects Adding Mic Control gain in both platforms : mic Auto volume Level Control (AK4951) and mic Boost control (WM8731)	2022-10-09 21:50:43 +02:00
GullCode	5474487751	Merge pull request #696 from andrej-mk/ook Increase max OOK clock	2022-10-09 18:23:33 +02:00
GullCode	e6cf04e511	Update ui_encoders.hpp Proper indentation	2022-10-09 18:22:23 +02:00
GullCode	1d521819ff	Merge pull request #711 from GullCode/recon-app Recon app	2022-10-08 13:46:50 +02:00
GullCode	83f7c9ae63	Merge pull request #707 from Brumi-2021/try_to_solve_RX_ghost_signal_issue_#637 Solve previous regression fw 1.3.1 -->fw 1.4.0 onwards , about RX ghost signal issue #637	2022-10-07 22:17:10 +02:00
igolyudov	310fbd53ec	Update docker file (#719 ) Pin base image ubuntu LTS version. add installation python3 with python3-yaml package. create python link in PATH for build hackrf dependency,	2022-10-04 08:56:04 +13:00
Brumi-2021	6b75249b0a	Finalised all Mic Boost(WM) and Mic ALC(AK)	2022-10-02 00:51:12 +02:00
Brumi-2021	745574d3c4	Ak4951-ALC_base adding WM8731-boost OFF options	2022-09-28 22:42:33 +02:00
Jimi Sanchez	c80595db7e	Merge pull request #535 from jimilinuxguy/jimi-merging-conflicts Playlist replay application	2022-09-19 17:48:11 -04:00
Jimi Sanchez	040dded2a6	Merges latest firmware into feature branch	2022-09-19 17:35:28 -04:00
Jimi Sanchez	958c9a1bfa	Merge pull request #4 from jimilinuxguy/replayapp Replayapp	2022-09-19 13:13:21 -04:00
Jimi Sanchez	76a137924c	Merge pull request #3 from eried/master Master	2022-09-19 13:12:31 -04:00
Jimi Sanchez	861db600e8	Merge branch 'replayapp' into master	2022-09-19 13:12:15 -04:00
Erwin Ried	4993a6abcb	Update README.md	2022-09-16 09:28:32 +02:00
GullCode	9086f32a63	Added Recon app persistent settings	2022-09-13 23:58:03 +02:00
GullCode	9d59c07855	Added Recon app under 'Receive' menu	2022-09-13 23:58:03 +02:00
GullCode	0d18aa47f3	Added Recon files to CMake list	2022-09-13 23:58:03 +02:00
GullCode	cf40f5eb14	Added ButtonWithEncoder	2022-09-13 23:58:03 +02:00
GullCode	fe4bc7902f	Added access to min/med/max values	2022-09-13 23:58:03 +02:00
GullCode	5d5865eefb	Added tone to string and string to tone	2022-09-13 23:58:03 +02:00
GullCode	a7370ee95d	Added new file format funcs	2022-09-13 23:58:03 +02:00
GullCode	223cd7c20d	added Recon files	2022-09-13 23:58:03 +02:00
Erwin Ried	1be3167748	Merge pull request #710 from Brumi-2021/Increase_freq_step_resolution Very minor change , add 10 & 50Hz freq. steps , SSB in HF and Qo-100_sat_#669	2022-09-12 09:24:25 +02:00
Brumi-2021	1bbd889005	Very minor change , add 10/50Hz freq. step #669	2022-09-06 21:01:09 +02:00
Erwin Ried	d87e9853a1	Merge pull request #705 from Brumi-2021/Bias_DC_Voltage_not_working_in_TPMS_&_ERT_#700 Adding Bias dc voltage not working in tpms & ert (previous issue #700)	2022-09-05 10:14:47 +02:00
Erwin Ried	36109964a7	Merge pull request #701 from arneluehrs/ais-fix AIS Class B decoding and display	2022-09-05 10:13:54 +02:00
Brumi-2021	6087c658e9	Applied ghost-signal c/m to all remaining TX Apps	2022-08-27 17:47:24 +02:00
Brumi-2021	08a108d3e4	First test, ghost-singal c/m to only Mic_App	2022-08-26 18:34:30 +02:00
GullCode	c78659db38	RECON sdcard dir and empty config	2022-08-24 17:36:58 +02:00
Brumi-2021	5021a03572	Minor change radio,disable-->receiver.disable	2022-08-23 00:04:48 +02:00
Brumi-2021	961a4c4588	Addition_bias_DC_ERP_TPMS	2022-08-21 19:59:15 +02:00
Arne Luehrs	a89d418202	AIS Decoding, destination text display fix Remove trailing null characters '@' from display of destination field	2022-08-15 14:41:07 +08:00
Arne Luehrs	1dcc80ba59	Merge remote-tracking branch 'refs/remotes/origin/ais-fix' into ais-fix	2022-08-15 14:04:40 +08:00
Arne Luehrs	1e14ca4df1	Enable AIS-B decoding and display Implement decoding for AIS messages 18 and 24A 24B clean up display of text messages by removing the trailing null character '@'	2022-08-15 13:56:40 +08:00
Arne Luehrs	5096f91986	Add AIS Class B Decoding	2022-08-15 00:12:24 +08:00
Arne Luehrs	65be02c5b1	Add AIS Class B Decoding	2022-08-14 23:48:04 +08:00
Arne Luehrs	f5a604a0a5	Merge pull request #3 from eried/next Sync with upstream	2022-08-12 15:17:29 +08:00
andrej	87418703e0	Make clk and frame duration steps in OOK configurable	2022-08-01 08:40:26 +02:00
andrej	e33c98cbc7	Increase maximum OOK clock to 1000 kHz	2022-08-01 08:40:16 +02:00
Brumi-2021	823c69eb42	Merge branch 'eried:next' into next	2022-06-14 21:55:36 +02:00
jLynx	15f3d81798	Update version.txt	2022-06-08 19:21:01 +12:00
jLynx	fa2791004f	Update past_version.txt	2022-06-08 19:20:52 +12:00
Timo Taskinen	50bd08d9ff	Fix AM bandwidth and sampling rate in scanner (#671 ) In scanner app, the bandwidth and sampling rate for AM modulation was incorrect. This resulted in high pitched and distorted sound. I have now copied the settings from the Audio receiver app, and now the sound in Scanner sounds good also in AM mode.	2022-06-07 11:05:17 +12:00
Brumi-2021	a26ee84ff8	Merge branch 'eried:next' into next	2022-06-06 15:33:20 +02:00
jLynx	39134b62c3	Fix for new H2+ devices (#666 ) * WIP Fix for new h2+ devices * reset * Updated sub module	2022-06-05 14:15:44 +12:00
Jared Boone	e5a30b4309	Persistent memory check value verification, defaulting when fails. (#662 ) * Make default constructor for touch calibration * Add persistent memory check value and access abstraction. * Add persistent data_t default constructor with reasonable defaults. * serial_format_t default constructor. * Tidy up backlight timeout type. * Add persistent data struct version/checking. * Make range_t functions constexpr. * Move ui_config and functions into class. * Add backlight_config_t struct, separate enable and time settings.	2022-05-29 08:55:18 +12:00
Brumi-2021	379ad6dbf0	Recovered_ALC_Mic_Feature_AK4953_OK_WM8731	2022-05-28 22:29:10 +02:00
Brumi-2021	840da4c685	Merge branch 'eried:next' into next	2022-05-22 16:41:48 +02:00
ArjanOnwezen	2031a79b34	Update problem-upgrading-the-firmware.md Typo	2022-05-21 10:12:52 +02:00
ArjanOnwezen	deff646e36	Update problem-upgrading-the-firmware.md Typo	2022-05-21 10:11:36 +02:00
jLynx	4aa3314906	Updated templates (#655 ) * Update problem-upgrading-the-firmware.md * Update problem-upgrading-the-firmware.md * Update bug_report.md	2022-05-21 13:41:44 +12:00
jLynx	e3da9d4cb2	Included DLL files (#654 )	2022-05-21 12:11:03 +12:00
jLynx	c389ce7c0e	Merge pull request #653 from eried/next v1.5.3	2022-05-21 12:06:39 +12:00
Brumi-2021	dda543f7f3	Merge branch 'eried:next' into next	2022-05-08 12:39:27 +02:00
Brumi-2021	92844a7528	Merge branch 'eried:next' into next	2022-05-06 21:55:27 +02:00
Brumi-2021	ef52339b1d	Merge branch 'eried:next' into next	2022-05-02 20:05:42 +02:00
Brumi-2021	5e0780839c	Merge branch 'eried:next' into next	2022-04-30 16:22:45 +02:00
Jimi Sanchez	85602d145a	Update create_nightly_release.yml	2022-04-28 17:15:03 -04:00
Jimi Sanchez	2efab19bf6	Merge branch 'next' of https://github.com/jimilinuxguy/portapack-mayhem into next	2022-04-28 17:06:50 -04:00
Jimi Sanchez	4562228b55	Fixing spelling of Wav Viewer	2022-04-28 17:06:45 -04:00
Jimi Sanchez	b56acb0c9d	Merge pull request #2 from jimilinuxguy/jimi-merging-conflicts Jimi merging conflicts	2022-04-28 17:03:37 -04:00
Jimi Sanchez	6af0d4e751	Merge branch 'next' into jimi-merging-conflicts	2022-04-28 17:03:24 -04:00
Jimi Sanchez	0fed174a80	Adding back wipe sd	2022-04-28 16:58:44 -04:00
Jimi Sanchez	d71c759480	Merge branch 'next' into jimi-merging-conflicts	2022-04-28 13:55:44 -04:00
Jimi Sanchez	c1e568f62c	Removing wipe sd	2022-04-28 13:54:17 -04:00
Jimi Sanchez	db1b7ffddf	Merge branch 'next' of https://github.com/jimilinuxguy/portapack-mayhem into next	2022-04-28 13:52:55 -04:00
Jimi Sanchez	f48980e381	Adding playlist to CMakeLists	2022-04-28 13:52:47 -04:00
Jimi Sanchez	cdaa6683ae	Adding playlist to CMakeLists	2022-04-28 13:49:36 -04:00
Arne Luehrs	d2dbad73c7	Merge branch 'eried:next' into next	2022-04-27 10:16:26 +02:00
jLynx	9412dd8bec	Merge pull request #546 from eried/next V1.5.0	2022-04-07 20:42:05 +12:00
Jimi Sanchez	d624b92e85	Adding helper header for playlist file	2022-04-03 19:42:48 -04:00
Jimi Sanchez	584c46af64	Initial commit of playlist app for replaying capture files sequentially	2022-04-03 19:38:06 -04:00
Brumi-2021	1976c3648b	Merge branch 'eried:next' into next	2022-04-02 13:23:43 +02:00
Jimi Sanchez	c4eb02422b	Merge pull request #1 from eried/next Merging changes	2022-04-02 05:10:41 -04:00
Brumi-2021	95ac4a2d1e	Merge branch 'eried:next' into next	2022-03-28 18:13:24 +02:00
Brumi-2021	a7c7495428	Merge branch 'eried:next' into next	2022-03-26 21:56:38 +01:00
Arne Luehrs	8f311ea1f2	Merge pull request #1 from eried/next Sync with upstream	2022-02-25 15:00:45 +01:00
Brumi-2021	d0643421a8	Merge branch 'eried:next' into next	2022-02-04 20:13:04 +01:00
Brumi-2021	adb0cdf8fb	Merge branch 'eried:next' into next	2022-02-01 23:20:00 +01:00
Brumi-2021	1b93a042a3	Merge branch 'next' of https://github.com/Brumi-2021/portapack-mayhem into next	2022-01-29 12:19:06 +01:00
Brumi-2021	52c6d0e4ed	Merge branch 'next' of https://github.com/Brumi-2021/portapack-mayhem into next	2021-11-24 21:10:08 +01:00
Brumi-2021	22a5ca7df7	Merge branch 'next' of https://github.com/Brumi-2021/portapack-mayhem into next	2021-10-25 20:47:33 +02:00
Brumi-2021	d0b356a7ef	Revert "Solving Compile error on gcc10 . Keeping same safety protection about the size of the array ,but with slightly different sintax." This reverts commit `f4db4e2b53`.	2021-10-24 01:59:25 +02:00
Brumi-2021	28ee69baae	Revert "Update spectrum_collector.cpp" This reverts commit `35cece1cb0`.	2021-10-24 01:58:58 +02:00
Brumi-2021	bfd614b51f	Revert "Update spectrum_collector.cpp" This reverts commit `4a6fc35384`.	2021-10-24 01:58:06 +02:00
Brumi-2021	4a6fc35384	Update spectrum_collector.cpp Description changed , better explanation.	2021-10-24 01:47:42 +02:00
Brumi-2021	35cece1cb0	Update spectrum_collector.cpp lower case correction	2021-10-24 01:40:08 +02:00
				`@@ -0,0 +1 @@`
				`a=76000000,b=90000000,m=WFM,bw=16k,s=50KHz,d=WFM Japan`
				`@@ -0,0 +1 @@`
				`a=65800000,b=74000000,m=WFM,bw=16k,s=30KHz,d=WFM OIRT`
				`@@ -0,0 +1 @@`
				`a=87500000,b=108000000,m=WFM,bw=16k,s=50KHz,d=WFM Standard`