Stable v1.8.0 release (#1504 )

* Update version.txt * Update past_version.txt
POCSAG TX default freq (#1503 )
2026-09-04 05:49:01 +00:00 · 2023-10-17 15:20:40 +13:00 · 2023-10-16 21:32:07 +02:00 · 2023-10-15 18:04:26 -05:00 · 2023-10-14 21:08:39 +02:00 · 2023-10-14 11:33:52 -05:00
109 changed files with 3196 additions and 341 deletions
@@ -1 +1 @@
-v1.7.3
+v1.7.4
@@ -1 +1 @@
-v1.7.4
+v1.8.0
@@ -8,11 +8,11 @@ This is a fork of the [Havoc](https://github.com/furrtek/portapack-havoc/) firmw

 *[PortaPack H2+HackRF+battery](https://s.click.aliexpress.com/e/_DmU7GQX) (clone) with a custom [3d printed case](https://github.com/eried/portapack-mayhem/wiki/H2-Enclosure)*

-# Quick overview
+# What is this?

-If you are new to *HackRF+PortaPack+Mayhem*, there is an awesome introductory video by [Tech Minds](https://www.youtube.com/channel/UC9a8Z6Sp6eb2s3O79pX5Zvg) available:
+If you are new to *HackRF+PortaPack+Mayhem*, check this video:

-[![Setup and overview](https://img.youtube.com/vi/kjFB58Y1TAo/0.jpg)](https://www.youtube.com/watch?v=kjFB58Y1TAo)
+[![What is?](https://img.youtube.com/vi/alrFbY5vxt4/0.jpg)](https://www.youtube.com/watch?v=alrFbY5vxt4)

 # Frequently Asked Questions

@@ -244,8 +244,7 @@ SettingsManager::SettingsManager(
    : app_name_{app_name},
      settings_{},
      bindings_{},
-      loaded_{false},
-      radio_loaded_{false} {
+      loaded_{false} {
    settings_.mode = mode;
    settings_.options = options;

@@ -253,53 +252,50 @@ SettingsManager::SettingsManager(
    additional_settings.reserve(17 + additional_settings.size());
    bindings_ = std::move(additional_settings);

-    // Additional settings should always be loaded because apps now rely
-    // on being able to store UI settings, config, etc. The radio settings
-    // are only loaded if the global option has been enabled.
-    // Add the radio setting bindings if either load or save are enabled.
-    if (portapack::persistent_memory::load_app_settings() ||
-        portapack::persistent_memory::save_app_settings()) {
-        // Transmitter model settings.
-        if (flags_enabled(mode, Mode::TX)) {
-            bindings_.emplace_back("tx_frequency"sv, &settings_.tx_frequency);
-            bindings_.emplace_back("tx_amp"sv, &settings_.tx_amp);
-            bindings_.emplace_back("tx_gain"sv, &settings_.tx_gain);
-            bindings_.emplace_back("channel_bandwidth"sv, &settings_.channel_bandwidth);
-        }
+    // Settings should always be loaded because apps now rely
+    // on being able to store UI settings, config, etc.

-        // Receiver model settings.
-        if (flags_enabled(mode, Mode::RX)) {
-            bindings_.emplace_back("rx_frequency"sv, &settings_.rx_frequency);
-            bindings_.emplace_back("lna"sv, &settings_.lna);
-            bindings_.emplace_back("vga"sv, &settings_.vga);
-            bindings_.emplace_back("rx_amp"sv, &settings_.rx_amp);
-            bindings_.emplace_back("modulation"sv, &settings_.modulation);
-            bindings_.emplace_back("am_config_index"sv, &settings_.am_config_index);
-            bindings_.emplace_back("nbfm_config_index"sv, &settings_.nbfm_config_index);
-            bindings_.emplace_back("wfm_config_index"sv, &settings_.wfm_config_index);
-            bindings_.emplace_back("squelch"sv, &settings_.squelch);
-        }
-
-        // Common model settings.
-        bindings_.emplace_back("baseband_bandwidth"sv, &settings_.baseband_bandwidth);
-        bindings_.emplace_back("sampling_rate"sv, &settings_.sampling_rate);
-        bindings_.emplace_back("step"sv, &settings_.step);
-        bindings_.emplace_back("volume"sv, &settings_.volume);
+    // Transmitter model settings.
+    if (flags_enabled(mode, Mode::TX)) {
+        bindings_.emplace_back("tx_frequency"sv, &settings_.tx_frequency);
+        bindings_.emplace_back("tx_amp"sv, &settings_.tx_amp);
+        bindings_.emplace_back("tx_gain"sv, &settings_.tx_gain);
+        bindings_.emplace_back("channel_bandwidth"sv, &settings_.channel_bandwidth);
    }

+    // Receiver model settings.
+    if (flags_enabled(mode, Mode::RX)) {
+        bindings_.emplace_back("rx_frequency"sv, &settings_.rx_frequency);
+        bindings_.emplace_back("lna"sv, &settings_.lna);
+        bindings_.emplace_back("vga"sv, &settings_.vga);
+        bindings_.emplace_back("rx_amp"sv, &settings_.rx_amp);
+        bindings_.emplace_back("modulation"sv, &settings_.modulation);
+        bindings_.emplace_back("am_config_index"sv, &settings_.am_config_index);
+        bindings_.emplace_back("nbfm_config_index"sv, &settings_.nbfm_config_index);
+        bindings_.emplace_back("wfm_config_index"sv, &settings_.wfm_config_index);
+        bindings_.emplace_back("squelch"sv, &settings_.squelch);
+    }
+
+    // Common model settings.
+    bindings_.emplace_back("baseband_bandwidth"sv, &settings_.baseband_bandwidth);
+    bindings_.emplace_back("sampling_rate"sv, &settings_.sampling_rate);
+    bindings_.emplace_back("step"sv, &settings_.step);
+    bindings_.emplace_back("volume"sv, &settings_.volume);
+
+    // RadioState should have initialized default radio parameters before this function;
+    // copy them to settings_ before checking settings .ini file (in case the file doesn't exist
+    // or doesn't include all parameters). Settings in the file can overwrite all, or a subset of parameters.
+    copy_from_radio_model(settings_);
+
    loaded_ = load_settings(app_name_, bindings_);

    // Only copy to the radio if load was successful.
-    if (loaded_ && portapack::persistent_memory::load_app_settings()) {
-        radio_loaded_ = true;
+    if (loaded_)
        copy_to_radio_model(settings_);
-    }
 }

 SettingsManager::~SettingsManager() {
-    // Only save radio settings when the option is enabled.
-    if (portapack::persistent_memory::save_app_settings())
-        copy_from_radio_model(settings_);
+    copy_from_radio_model(settings_);

    save_settings(app_name_, bindings_);
 }
@@ -170,8 +170,6 @@ class SettingsManager {
    /* True if settings were successfully loaded from file. */
    bool loaded() const { return loaded_; }

-    /* True if radio settings were successfully loaded from file. */
-    bool radio_loaded() const { return radio_loaded_; }
    Mode mode() const { return settings_.mode; }

    AppSettings& raw() { return settings_; }
@@ -181,7 +179,6 @@ class SettingsManager {
    AppSettings settings_;
    SettingBindings bindings_;
    bool loaded_;
-    bool radio_loaded_;
 };

 }  // namespace app_settings
@@ -60,11 +60,12 @@ class ACARSAppView : public View {
   private:
    NavigationView& nav_;
    RxRadioState radio_state_{
+        131550000 /* frequency */,
        1750000 /* bandwidth */,
        2457600 /* sampling rate */
    };
    app_settings::SettingsManager settings_{
-        "rx_acars.hpp", app_settings::Mode::RX};
+        "rx_acars", app_settings::Mode::RX};

    bool logging{false};
    uint32_t packet_counter{0};
@@ -382,9 +382,6 @@ AISAppView::AISAppView(NavigationView& nav)

    recent_entry_detail_view.hidden(true);

-    if (!settings_.radio_loaded())
-        receiver_model.set_target_frequency(initial_target_frequency);
-
    receiver_model.enable();

    options_channel.on_change = [this](size_t, OptionsField::value_t v) {
@@ -162,9 +162,8 @@ class AISAppView : public View {
    std::string title() const override { return "AIS RX"; };

   private:
-    static constexpr uint32_t initial_target_frequency = 162025000;
-
    RxRadioState radio_state_{
+        162025000 /* frequency*/,
        1750000 /* bandwidth */,
        2457600 /* sampling rate */
    };
@@ -110,9 +110,6 @@ ERTAppView::ERTAppView(NavigationView&) {
        &recent_entries_view,
    });

-    if (!settings_.radio_loaded())
-        receiver_model.set_target_frequency(initial_target_frequency);
-
    receiver_model.enable();

    logger = std::make_unique<ERTLogger>();
@@ -123,12 +123,11 @@ class ERTAppView : public View {
    std::string title() const override { return "ERT RX"; };

   private:
-    static constexpr uint32_t initial_target_frequency = 911600000;
-
    ERTRecentEntries recent{};
    std::unique_ptr<ERTLogger> logger{};

    RxRadioState radio_state_{
+        911600000 /* frequency */,
        2500000 /* bandwidth */,
        4194304 /* sampling rate */};
    app_settings::SettingsManager settings_{
@@ -74,7 +74,10 @@ void GpsSimAppView::on_file_changed(const fs::path& new_file_path) {
    auto duration = ms_duration(file_size, transmitter_model.sampling_rate(), 2);
    text_duration.set(to_string_time_ms(duration));

-    button_play.focus();
+    // TODO: fix in UI framework with 'try_focus()'?
+    // Hack around focus getting called by ctor before parent is set.
+    if (parent())
+        button_play.focus();
 }

 void GpsSimAppView::on_tx_progress(const uint32_t progress) {
@@ -173,11 +176,6 @@ GpsSimAppView::GpsSimAppView(
        &waterfall,
    });

-    if (!settings_.radio_loaded()) {
-        field_frequency.set_value(initial_target_frequency);
-        transmitter_model.set_sampling_rate(2600000);
-    }
-
    field_frequency.set_step(5000);

    button_play.on_select = [this](ImageButton&) {
@@ -51,21 +51,17 @@ class GpsSimAppView : public View {
    std::string title() const override { return "GPS Sim TX"; };

   private:
-    static constexpr uint32_t initial_target_frequency = 1575420000;
-
    NavigationView& nav_;
-    RxRadioState radio_state_{
-        3000000 /* bandwidth */,
-        500000 /* sampling rate */
+    TxRadioState radio_state_{
+        1575420000 /* frequency */,
+        15000000 /* bandwidth */,
+        2600000 /* sampling rate */
    };
    app_settings::SettingsManager settings_{
        "tx_gps", app_settings::Mode::TX};

    static constexpr ui::Dim header_height = 3 * 16;

-    int32_t tx_gain{47};
-    bool rf_amp{true};                                       // aux private var to store temporal, same as Replay App rf_amp user selection.
-    static constexpr uint32_t baseband_bandwidth = 3000000;  // filter bandwidth
    const size_t read_size{16384};
    const size_t buffer_count{3};

@@ -238,6 +238,10 @@ void LGEView::start_tx() {
        tx_view.set_dirty();
    }

+    /* By experimental test, previous fw 1.7.4 seems to have setting , tx LPF = 5Mhz
+    This LGE - seems to be for controlling a "laser tag equipment" (Havoc app) , modulated  FSK , low bauds,
+    and using max GUI fm dev 150k , we are still in NBFM, let's reduce slightly original TX LPF 5M ->2M5*/
+    transmitter_model.set_baseband_bandwidth(2'500'000);
    transmitter_model.enable();

    chThdSleep(100);
@@ -51,6 +51,7 @@ class LGEView : public View {
    };

    TxRadioState radio_state_{
+        868067000 /* frequency */,
        1750000 /* bandwidth */,
        2280000 /* sampling rate */
    };
@@ -114,9 +114,6 @@ POCSAGAppView::POCSAGAppView(NavigationView& nav)
                                    ? FILTER_NONE
                                    : FILTER_DROP;
    }
-    if (!app_settings_.radio_loaded()) {
-        field_frequency.set_value(initial_target_frequency);
-    }

    logger.append(LOG_ROOT_DIR "/POCSAG.TXT");

@@ -197,14 +197,17 @@ class POCSAGAppView : public View {
    void focus() override;

   private:
-    static constexpr uint32_t initial_target_frequency = 466'175'000;
    bool logging() const { return settings_.enable_logging; };
    bool logging_raw() const { return settings_.enable_raw_log; };
    bool hide_bad_data() const { return settings_.hide_bad_data; };
    bool hide_addr_only() const { return settings_.hide_addr_only; };

    NavigationView& nav_;
-    RxRadioState radio_state_{};
+    RxRadioState radio_state_{
+        466175000 /* frequency*/,
+        max283x::filter::bandwidth_minimum /* bandwidth */,
+        3072000 /* sampling rate */
+    };

    // Settings
    POCSAGSettings settings_{};
@@ -50,6 +50,7 @@ class SoundBoardView : public View {

   private:
    TxRadioState radio_state_{
+        0 /* frequency */,
        1750000 /* bandwidth */,
        1536000 /* sampling rate */
    };
@@ -157,9 +157,6 @@ TPMSAppView::TPMSAppView(NavigationView&) {
                  &field_vga,
                  &recent_entries_view});

-    if (!settings_.radio_loaded())
-        receiver_model.set_target_frequency(initial_target_frequency);
-
    receiver_model.enable();

    options_band.on_change = [this](size_t, OptionsField::value_t v) {
@@ -102,9 +102,8 @@ class TPMSAppView : public View {
    std::string title() const override { return "TPMS RX"; };

   private:
-    static constexpr uint32_t initial_target_frequency = 315000000;
-
    RxRadioState radio_state_{
+        315000000 /* frequency*/,
        1750000 /* bandwidth */,
        2457600 /* sampling rate */};
    app_settings::SettingsManager settings_{
@@ -135,7 +134,7 @@ class TPMSAppView : public View {
        3,
        {
            {"315", 315000000},
-            {"433", 433920000},
+            {"434", 433920000},
        }};

    OptionsField options_pressure{
@@ -34,6 +34,8 @@ using namespace portapack;

 namespace ui {

+bool ac_details_view_active{false};
+
 template <>
 void RecentEntriesTable<AircraftRecentEntries>::draw(
    const Entry& entry,
@@ -182,6 +184,7 @@ ADSBRxAircraftDetailsView::ADSBRxAircraftDetailsView(
            break;
    }
    button_close.on_select = [&nav](Button&) {
+        ac_details_view_active = false;
        nav.pop();
    };
 };
@@ -217,6 +220,7 @@ void ADSBRxDetailsView::update(const AircraftRecentEntry& entry) {
 }

 ADSBRxDetailsView::~ADSBRxDetailsView() {
+    ac_details_view_active = false;
    on_close_();
 }

@@ -260,6 +264,7 @@ ADSBRxDetailsView::ADSBRxDetailsView(
    text_icao_address.set(to_string_hex(entry_copy.ICAO_address, 6));

    button_aircraft_details.on_select = [this, &nav](Button&) {
+        ac_details_view_active = true;
        aircraft_details_view = nav.push<ADSBRxAircraftDetailsView>(entry_copy, [this]() { send_updates = false; });
        send_updates = false;
    };
@@ -433,6 +438,11 @@ void ADSBRxView::updateDetailsAndMap(int ageStep) {
    ui::GeoMarker marker;
    bool storeNewMarkers = false;

+    // NB: Temporarily pausing updates in rtc_timer_tick context when viewing AC Details screen (kludge for some Guru faults)
+    // TODO: More targeted blocking of updates in rtc_timer_tick when ADSB processes are running
+    if (ac_details_view_active)
+        return;
+
    // Sort and truncate the entries, grouped, newest group first
    sort_entries_by_state();
    truncate_entries(recent);
@@ -511,7 +521,6 @@ ADSBRxView::ADSBRxView(NavigationView& nav) {

    baseband::set_adsb();

-    receiver_model.set_target_frequency(1'090'000'000);
    receiver_model.enable();
 }

@@ -342,6 +342,7 @@ class ADSBRxView : public View {

   private:
    RxRadioState radio_state_{
+        1090000000 /* frequency */,
        2500000 /* bandwidth */,
        2000000 /* sampling rate */,
        ReceiverModel::Mode::SpectrumAnalysis};
@@ -296,6 +296,9 @@ void ADSBTxView::generate_frames() {
 void ADSBTxView::start_tx() {
    generate_frames();

+    /* Already tested , with SDR Angel + another Hackrf RX  and dump1090 + SDR RLT. Final conclusion is TX LPF 6 Mhz is
+     * the best settings to fulfill ADSB transponder spectrum mask requirements (<=-20 dB's at +-7Mhz , <=-40 dB's at +-23Mhz )
+     * and not showing any ADSB data decoding degradation.*/
    transmitter_model.enable();

    baseband::set_adsb();
@@ -203,7 +203,8 @@ class ADSBTxView : public View {
        };*/

    TxRadioState radio_state_{
-        10000000 /* bandwidth */,
+        1090000000 /* frequency */,
+        6000000 /* bandwidth */,
        4000000 /* sampling rate */
    };
    app_settings::SettingsManager settings_{
@@ -190,7 +190,11 @@ class APRSRxView : public View {
    bool reset_console = false;

    NavigationView& nav_;
-    RxRadioState radio_state_{};
+    RxRadioState radio_state_{
+        144390000 /* frequency */,
+        1750000 /* bandwidth */,
+        3072000 /* sampling rate */
+    };
    app_settings::SettingsManager settings_{
        "rx_aprs", app_settings::Mode::RX};

@@ -46,6 +46,7 @@ class APRSTXView : public View {

   private:
    TxRadioState radio_state_{
+        144390000 /* frequency */,
        1750000 /* bandwidth */,
        AFSK_TX_SAMPLERATE /* sampling rate */
    };
@@ -54,7 +54,6 @@ BTLERxView::BTLERxView(NavigationView& nav)
                  &console});

    // Auto-configure modem for LCR RX (TODO: remove later)
-    field_frequency.set_value(2426000000);
    auto def_bell202 = &modem_defs[0];
    persistent_memory::set_modem_baudrate(def_bell202->baudrate);
    serial_format_t serial_format;
@@ -50,6 +50,7 @@ class BTLERxView : public View {

    NavigationView& nav_;
    RxRadioState radio_state_{
+        2426000000 /* frequency */,
        4000000 /* bandwidth */,
        4000000 /* sampling rate */,
        ReceiverModel::Mode::WidebandFMAudio};
@@ -52,11 +52,12 @@ class CoasterPagerView : public View {
    tx_modes tx_mode = IDLE;

    TxRadioState radio_state_{
+        433920000, /* frequency */
        1750000 /* bandwidth */,
        2280000 /* sampling rate */
    };
    app_settings::SettingsManager settings_{
-        "tx_coaster", app_settings::Mode::TX};
+        "tx_burger", app_settings::Mode::TX};

    void start_tx();
    void generate_frame();
@@ -34,6 +34,7 @@
 #include "ui_font_fixed_8x16.hpp"
 #include "ui_styles.hpp"
 #include "ui_painter.hpp"
+#include "ui_external_items_menu_loader.hpp"

 #include "portapack.hpp"
 #include "portapack_persistent_memory.hpp"
@@ -400,7 +401,6 @@ DebugMenuView::DebugMenuView(NavigationView& nav) {
    add_items({
        {"Buttons Test", ui::Color::dark_cyan(), &bitmap_icon_controls, [&nav]() { nav.push<DebugControlsView>(); }},
        {"Debug Dump", ui::Color::dark_cyan(), &bitmap_icon_memory, [&nav]() { portapack::persistent_memory::debug_dump(); }},
-        //{"Fonts Viewer", ui::Color::dark_cyan(), &bitmap_icon_notepad, [&nav]() { nav.push<DebugFontsView>(); }},  // temporarily disabled to conserve ROM space
        {"M0 Stack Dump", ui::Color::dark_cyan(), &bitmap_icon_memory, [&nav]() { stack_dump(); }},
        {"Memory", ui::Color::dark_cyan(), &bitmap_icon_memory, [&nav]() { nav.push<DebugMemoryView>(); }},
        {"P.Memory", ui::Color::dark_cyan(), &bitmap_icon_memory, [&nav]() { nav.push<DebugPmemView>(); }},
@@ -410,6 +410,11 @@ DebugMenuView::DebugMenuView(NavigationView& nav) {
        {"Temperature", ui::Color::dark_cyan(), &bitmap_icon_temperature, [&nav]() { nav.push<TemperatureView>(); }},
        {"Touch Test", ui::Color::dark_cyan(), &bitmap_icon_notepad, [&nav]() { nav.push<DebugScreenTest>(); }},
    });
+
+    for (auto const& gridItem : ExternalItemsMenuLoader::load_external_items(app_location_t::DEBUG, nav)) {
+        add_item(gridItem);
+    };
+
    set_max_rows(2);  // allow wider buttons
 }

@@ -469,41 +474,6 @@ uint32_t DebugPmemView::registers_widget_feed(const size_t register_number) {
    return data.regfile[(page_size * page + register_number) / 4] >> (register_number % 4 * 8);
 }

-/* DebugFontsView *******************************************************/
-
-uint16_t DebugFontsView::display_font(Painter& painter, uint16_t y_offset, const Style* font_style, std::string_view font_name) {
-    auto char_width{font_style->font.char_width()};
-    auto char_height{font_style->font.line_height()};
-    auto cpl{((screen_width / char_width) - 6) & 0xF8};  // Display a multiple of 8 characters per line
-    uint16_t line_pos{y_offset};
-
-    painter.draw_string({0, y_offset}, *font_style, font_name);
-
-    // Displaying ASCII+extended characters from 0x20 to 0xFF
-    for (uint8_t c = 0; c <= 0xDF; c++) {
-        line_pos = y_offset + ((c / cpl) + 2) * char_height;
-
-        if ((c % cpl) == 0)
-            painter.draw_string({0, line_pos}, *font_style, "Ox" + to_string_hex(c + 0x20, 2));
-
-        painter.draw_char({((c % cpl) + 5) * char_width, line_pos}, *font_style, (char)(c + 0x20));
-    }
-
-    return line_pos + char_height;
-}
-
-void DebugFontsView::paint(Painter& painter) {
-    int16_t line_pos;
-
-    line_pos = display_font(painter, 32, &Styles::white, "Fixed 8x16");
-    display_font(painter, line_pos + 16, &Styles::white_small, "Fixed 5x8");
-}
-
-DebugFontsView::DebugFontsView(NavigationView& nav)
-    : nav_{nav} {
-    set_focusable(true);
-}
-
 /* DebugScreenTest ****************************************************/

 DebugScreenTest::DebugScreenTest(NavigationView& nav)
@@ -310,17 +310,6 @@ class DebugPmemView : public View {
    uint32_t registers_widget_feed(const size_t register_number);
 };

-class DebugFontsView : public View {
-   public:
-    DebugFontsView(NavigationView& nav);
-    void paint(Painter& painter) override;
-    std::string title() const override { return "Fonts"; };
-
-   private:
-    uint16_t display_font(Painter& painter, uint16_t y_offset, const Style* font_style, std::string_view font_name);
-    NavigationView& nav_;
-};
-
 class DebugScreenTest : public View {
   public:
    DebugScreenTest(NavigationView& nav);
@@ -92,7 +92,9 @@ DfuMenu2::DfuMenu2(NavigationView& nav)
                  &text_info_line_5,
                  &text_info_line_6,
                  &text_info_line_7,
-                  &text_info_line_8});
+                  &text_info_line_8,
+                  &text_info_line_9,
+                  &text_info_line_10});
 }

 void DfuMenu2::paint(Painter& painter) {
@@ -103,10 +105,12 @@ void DfuMenu2::paint(Painter& painter) {
    text_info_line_5.set(to_string_dec_uint(portapack::receiver_model.am_configuration(), 10));
    text_info_line_6.set(to_string_dec_uint(portapack::receiver_model.nbfm_configuration(), 10));
    text_info_line_7.set(to_string_dec_uint(portapack::receiver_model.wfm_configuration(), 10));
-    text_info_line_8.set("");
+    text_info_line_8.set(to_string_dec_uint(portapack::transmitter_model.target_frequency(), 10));
+    text_info_line_9.set(to_string_dec_uint(portapack::transmitter_model.baseband_bandwidth(), 10));
+    text_info_line_10.set(to_string_dec_uint(portapack::transmitter_model.sampling_rate(), 10));

    constexpr auto margin = 5;
-    constexpr auto lines = 8 + 2;
+    constexpr auto lines = 10 + 2;

    painter.fill_rectangle(
        {{5 * CHARACTER_WIDTH - margin, 3 * LINE_HEIGHT - margin},
@@ -77,17 +77,19 @@ class DfuMenu2 : public View {
   private:
    NavigationView& nav_;

-    Text text_head{{6 * CHARACTER_WIDTH, 3 * LINE_HEIGHT, 8 * CHARACTER_WIDTH, 1 * LINE_HEIGHT}, "Receiver"};
+    Text text_head{{6 * CHARACTER_WIDTH, 3 * LINE_HEIGHT, 14 * CHARACTER_WIDTH, 1 * LINE_HEIGHT}, "Radio Settings"};

    Labels labels{
-        {{5 * CHARACTER_WIDTH, 5 * LINE_HEIGHT}, "Tgt freq:", Color::dark_cyan()},
-        {{5 * CHARACTER_WIDTH, 6 * LINE_HEIGHT}, "Bandwidt:", Color::dark_cyan()},
-        {{5 * CHARACTER_WIDTH, 7 * LINE_HEIGHT}, "Sampl Rt:", Color::dark_cyan()},
+        {{5 * CHARACTER_WIDTH, 5 * LINE_HEIGHT}, "RX Freq:", Color::dark_cyan()},
+        {{5 * CHARACTER_WIDTH, 6 * LINE_HEIGHT}, "RX BW:", Color::dark_cyan()},
+        {{5 * CHARACTER_WIDTH, 7 * LINE_HEIGHT}, "RX SampR:", Color::dark_cyan()},
        {{5 * CHARACTER_WIDTH, 8 * LINE_HEIGHT}, "Modulatn:", Color::dark_cyan()},
        {{5 * CHARACTER_WIDTH, 9 * LINE_HEIGHT}, "AM cfg:", Color::dark_cyan()},
        {{5 * CHARACTER_WIDTH, 10 * LINE_HEIGHT}, "NBFM cfg:", Color::dark_cyan()},
        {{5 * CHARACTER_WIDTH, 11 * LINE_HEIGHT}, "WFM cfg:", Color::dark_cyan()},
-        {{5 * CHARACTER_WIDTH, 12 * LINE_HEIGHT}, "", Color::dark_cyan()}};
+        {{5 * CHARACTER_WIDTH, 12 * LINE_HEIGHT}, "TX Freq:", Color::dark_cyan()},
+        {{5 * CHARACTER_WIDTH, 13 * LINE_HEIGHT}, "TX BW:", Color::dark_cyan()},
+        {{5 * CHARACTER_WIDTH, 14 * LINE_HEIGHT}, "TX SampR:", Color::dark_cyan()}};

    Text text_info_line_1{{14 * CHARACTER_WIDTH, 5 * LINE_HEIGHT, 10 * CHARACTER_WIDTH, 1 * LINE_HEIGHT}, ""};
    Text text_info_line_2{{14 * CHARACTER_WIDTH, 6 * LINE_HEIGHT, 10 * CHARACTER_WIDTH, 1 * LINE_HEIGHT}, ""};
@@ -97,6 +99,8 @@ class DfuMenu2 : public View {
    Text text_info_line_6{{14 * CHARACTER_WIDTH, 10 * LINE_HEIGHT, 10 * CHARACTER_WIDTH, 1 * LINE_HEIGHT}, ""};
    Text text_info_line_7{{14 * CHARACTER_WIDTH, 11 * LINE_HEIGHT, 10 * CHARACTER_WIDTH, 1 * LINE_HEIGHT}, ""};
    Text text_info_line_8{{14 * CHARACTER_WIDTH, 12 * LINE_HEIGHT, 10 * CHARACTER_WIDTH, 1 * LINE_HEIGHT}, ""};
+    Text text_info_line_9{{14 * CHARACTER_WIDTH, 13 * LINE_HEIGHT, 10 * CHARACTER_WIDTH, 1 * LINE_HEIGHT}, ""};
+    Text text_info_line_10{{14 * CHARACTER_WIDTH, 14 * LINE_HEIGHT, 10 * CHARACTER_WIDTH, 1 * LINE_HEIGHT}, ""};
 };

 } /* namespace ui */
@@ -269,6 +269,9 @@ void EncodersView::start_tx(const bool scan) {
    repeat_index = 1;
    update_progress();

+    /* Setting TX LPF 1M75 in this TX OOK App  , We got same results as fw 1.7.4
+     * Looking max BW of this app, we tested , Selecting OOK type 145026 with CLK 455K and max DEV. 150k,
+     * and we got BW +-2Mhz , with that TX LPF 1M75, it is fine.*/
    transmitter_model.enable();

    baseband::set_ook_data(
@@ -185,6 +185,7 @@ class EncodersView : public View {
    };

    TxRadioState radio_state_{
+        433920000 /* frequency */,
        1750000 /* bandwidth */,
        OOK_SAMPLERATE /* sampling rate */
    };
@@ -30,6 +30,7 @@
 #include "ui_remote.hpp"
 #include "ui_ss_viewer.hpp"
 #include "ui_text_editor.hpp"
+#include "ui_iq_trim.hpp"
 #include "string_format.hpp"
 #include "portapack.hpp"
 #include "event_m0.hpp"
@@ -566,6 +567,7 @@ FileManagerView::FileManagerView(
        &button_new_file,
        &button_open_notepad,
        &button_rename_timestamp,
+        &button_open_iq_trim,
    });

    menu_view.on_highlight = [this]() {
@@ -648,6 +650,14 @@ FileManagerView::FileManagerView(
        } else
            nav_.display_modal("Timestamp Rename", "Can't rename that.");
    };
+
+    button_open_iq_trim.on_select = [this]() {
+        auto path = get_selected_full_path();
+        if (selected_is_valid() && !get_selected_entry().is_directory && is_cxx_capture_file(path)) {
+            nav_.push<IQTrimView>(path);
+        } else
+            nav_.display_modal("IQ Trim", "Not a capture file.");
+    };
 }

 }  // namespace ui
@@ -272,6 +272,12 @@ class FileManagerView : public FileManBaseView {
        &bitmap_icon_options_datetime,
        Color::orange(),
        /*vcenter*/ true};
+
+    NewButton button_open_iq_trim{
+        {9 * 8, 34 * 8, 4 * 8, 32},
+        {},
+        &bitmap_icon_trim,
+        Color::orange()};
 };

 } /* namespace ui */
@@ -47,10 +47,7 @@ IQTrimView::IQTrimView(NavigationView& nav)
        auto open_view = nav_.push<FileLoadView>(".C*");
        open_view->push_dir(u"CAPTURES");
        open_view->on_changed = [this](fs::path path) {
-            path_ = std::move(path);
-            profile_capture();
-            compute_range();
-            refresh_ui();
+            open_file(path);
        };
    };

@@ -84,6 +81,18 @@ IQTrimView::IQTrimView(NavigationView& nav)
    };
 }

+IQTrimView::IQTrimView(NavigationView& nav, const fs::path& path)
+    : IQTrimView(nav) {
+    open_file(path);
+}
+
+void IQTrimView::open_file(const std::filesystem::path& path) {
+    path_ = std::move(path);
+    profile_capture();
+    compute_range();
+    refresh_ui();
+}
+
 void IQTrimView::paint(Painter& painter) {
    if (info_) {
        uint32_t power_cutoff = field_cutoff.value() * static_cast<uint64_t>(info_->max_power) / 100;
@@ -68,12 +68,15 @@ class TrimProgressUI {
 class IQTrimView : public View {
   public:
    IQTrimView(NavigationView& nav);
+    IQTrimView(NavigationView& nav, const std::filesystem::path& path);

    std::string title() const override { return "IQ Trim"; }
    void paint(Painter& painter) override;
    void focus() override;

   private:
+    void open_file(const std::filesystem::path& path);
+
    /* Update controls with latest values. */
    void refresh_ui();

@@ -261,6 +261,7 @@ void JammerView::start_tx() {

        transmitter_model.set_rf_amp(field_amp.value());
        transmitter_model.set_tx_gain(field_gain.value());
+        transmitter_model.set_baseband_bandwidth(28'000'000);  // Although tx is narrowband , let's use Max TX LPF .
        transmitter_model.enable();

        baseband::set_jammer(true, (JammerType)options_type.selected_index(), options_speed.selected_index_value());
@@ -288,7 +289,8 @@ void JammerView::on_timer() {
        mscounter = 0;
        if (jamming) {
            if (cooling) {
-                if (++seconds >= field_timepause.value()) {  // Re-start TX
+                if (++seconds >= field_timepause.value()) {                // Re-start TX
+                    transmitter_model.set_baseband_bandwidth(28'000'000);  // Although tx is narrowband , let's use Max TX LPF .
                    transmitter_model.enable();
                    button_transmit.set_text("STOP");
                    baseband::set_jammer(true, (JammerType)options_type.selected_index(), options_speed.selected_index_value());
@@ -101,6 +101,7 @@ class JammerView : public View {
   private:
    NavigationView& nav_;
    TxRadioState radio_state_{
+        0 /* frequency */,
        3500000 /* bandwidth */,
        3072000 /* sampling rate */
    };
@@ -222,8 +222,6 @@ KeyfobView::KeyfobView(

    options_make.set_selected_index(0);

-    transmitter_model.set_target_frequency(433920000);  // Fixed 433.92MHz
-
    tx_view.on_edit_frequency = [this, &nav]() {
        auto new_view = nav.push<FrequencyKeypadView>(transmitter_model.target_frequency());
        new_view->on_changed = [this](rf::Frequency f) {
@@ -44,6 +44,7 @@ class KeyfobView : public View {
    NavigationView& nav_;

    TxRadioState radio_state_{
+        433920000 /* frequency */,
        1750000 /* bandwidth */,
        OOK_SAMPLERATE /* sampling rate */
    };
@@ -127,6 +127,8 @@ void LCRView::start_tx(const bool scan) {

    modems::generate_data(lcr::generate_message(rgsb, litterals_list, options_ec.selected_index()), lcr_message_data);

+    /* It is AFSK modulation , measuring original fw 1.7.4 spectrum BW is just around 30khz , NBFM */
+    transmitter_model.set_baseband_bandwidth(1'750'000);  // Min TX LPF 1M75, same spectrum as previous fw 1.7.4
    transmitter_model.enable();

    memcpy(shared_memory.bb_data.data, lcr_message_data, sizeof(lcr_message_data));
@@ -82,6 +82,7 @@ class LCRView : public View {
    };

    TxRadioState radio_state_{
+        0 /* frequency */,
        1750000 /* bandwidth */,
        AFSK_TX_SAMPLERATE /* sampling rate */
    };
@@ -87,6 +87,10 @@ void MicTXView::set_tx(bool enable) {
        transmitting = true;
        configure_baseband();
        transmitter_model.set_target_frequency(tx_frequency);  // Now, no need: transmitter_model.set_tx_gain(tx_gain), nor (rf_amp);
+
+        /* The max. Power Spectrum Densitiy in WFM with High tone mod level (80%) and high 32kHZ subtone as fmod.  with max fdeviation 150k ,
+         BW aprox = 2 *(150K + 32K) = 364khz, then we just select the minimum TX  LPF 1M75. */
+        transmitter_model.set_baseband_bandwidth(1'750'000);
        transmitter_model.enable();
        portapack::pin_i2s0_rx_sda.mode(3);  // This is already done in audio::init but gets changed by the CPLD overlay reprogramming
    } else {
@@ -82,6 +82,7 @@ class MicTXView : public View {

    RxRadioState rx_radio_state_{};
    TxRadioState tx_radio_state_{
+        0 /* frequency */,
        1750000 /* bandwidth */,
        sampling_rate /* sampling rate */
    };
@@ -117,6 +117,8 @@ bool MorseView::start_tx() {
    }

    progressbar.set_max(symbol_count);
+    // By experimental spectrum measurment, we left exactly same TX LPF settings as previous fw 1.7.4,  TX LPF= 1M75 (min).
+    transmitter_model.set_baseband_bandwidth(1'750'000);  // Min TX LPF .already tested in FM morse max tone 9,999k , max dev 150khz
    transmitter_model.enable();

    if (modulation == CW) {
@@ -70,6 +70,7 @@ class MorseView : public View {
    uint32_t time_units{0};

    TxRadioState radio_state_{
+        0 /* frequency */,
        1750000 /* bandwidth */,
        1536000 /* sampling rate */
    };
@@ -54,7 +54,6 @@ NRFRxView::NRFRxView(NavigationView& nav)
                  &console});

    // Auto-configure modem for LCR RX (will be removed later)
-    field_frequency.set_value(2480000000);
    auto def_bell202 = &modem_defs[0];
    persistent_memory::set_modem_baudrate(def_bell202->baudrate);
    serial_format_t serial_format;
@@ -50,6 +50,7 @@ class NRFRxView : public View {

    NavigationView& nav_;
    RxRadioState radio_state_{
+        2480000000 /* frequency */,
        4000000 /* bandwidth */,
        4000000 /* sampling rate */,
        ReceiverModel::Mode::WidebandFMAudio};
@@ -56,6 +56,7 @@ class NumbersStationView : public View {
    NavigationView& nav_;

    TxRadioState radio_state_{
+        0 /* frequency */,
        1750000 /* bandwidth */,
        1536000 /* sampling rate */
    };
@@ -56,6 +56,7 @@ class NuoptixView : public View {
    };

    TxRadioState radio_state_{
+        0 /* frequency */,
        1750000 /* bandwidth */,
        1536000 /* sampling rate */
    };
@@ -273,7 +273,7 @@ void PlaylistView::send_current_track() {
    // ReplayThread starts immediately on construction; must be set before creating.
    transmitter_model.set_target_frequency(current()->metadata.center_frequency);
    transmitter_model.set_sampling_rate(get_actual_sample_rate(current()->metadata.sample_rate));
-    transmitter_model.set_baseband_bandwidth(baseband_bandwidth);
+    transmitter_model.set_baseband_bandwidth(current()->metadata.sample_rate <= 500'000 ? 1'750'000 : 2'500'000);  // TX LPF min 1M75 for SR <=500K, and  2M5 (by experimental test) for SR >500K
    transmitter_model.enable();

    // Reset the transmit progress bar.
@@ -60,7 +60,6 @@ class PlaylistView : public View {

    // More header == less spectrum view.
    static constexpr ui::Dim header_height = 6 * 16;
-    static constexpr uint32_t baseband_bandwidth = 2'500'000;

    struct playlist_entry {
        std::filesystem::path path{};
@@ -81,6 +81,8 @@ bool POCSAGTXView::start_tx() {

    transmitter_model.set_rf_amp(true);
    transmitter_model.set_tx_gain(40);
+    // We left exactly same TX LPF settings as previous fw 1.7.4,  TX LPF= 1M75 (min). It is fine even in max FM dev. 150khz and 2400 bauds.
+    transmitter_model.set_baseband_bandwidth(1'750'000);  // Min TX LPF . Pocsag is NBFM , using BW channel 25khz or 12khz
    transmitter_model.enable();

    uint8_t* data_ptr = shared_memory.bb_data.data;
@@ -60,6 +60,7 @@ class POCSAGTXView : public View {
    NavigationView& nav_;

    TxRadioState radio_state_{
+        466175000 /* frequency */,
        1750000 /* bandwidth */,
        2280000 /* sampling rate */
    };
@@ -142,6 +142,7 @@ class RDSView : public View {
    RDS_flags rds_flags{};

    TxRadioState radio_state_{
+        0 /* frequency */,
        1750000 /* bandwidth */,
        2280000 /* sampling rate */
    };
@@ -103,7 +103,6 @@ void ReconView::reset_indexes() {
 void ReconView::update_description() {
    if (frequency_list.empty() || current_entry().description.empty()) {
        description = "...no description...";
-        return;
    } else {
        switch (current_entry().type) {
            case freqman_type::Range:
@@ -117,7 +116,6 @@ void ReconView::update_description() {
        }
        description += current_entry().description;
    }
-
    desc_cycle.set(description);
 }

@@ -496,6 +494,7 @@ ReconView::ReconView(NavigationView& nav)

    button_manual_recon.on_select = [this](Button&) {
        button_remove.set_text("DELETE");
+        button_add.hidden(false);
        scanner_mode = false;
        manual_mode = true;
        recon_pause();
@@ -539,7 +538,7 @@ ReconView::ReconView(NavigationView& nav)
            button_scanner_mode.set_style(&Styles::white);
            button_scanner_mode.set_text("MANUAL");
            file_name.set_style(&Styles::white);
-            file_name.set("MANUAL RANGE RECON");
+            file_name.set("MANUAL => " + output_file);
            desc_cycle.set_style(&Styles::white);

            last_entry.modulation = freqman_invalid_index;
@@ -608,12 +607,12 @@ ReconView::ReconView(NavigationView& nav)
            scanner_mode = false;
            button_scanner_mode.set_style(&Styles::blue);
            button_scanner_mode.set_text("RECON");
-            button_remove.set_text("DELETE");
+            button_remove.set_text("REMOVE");
        } else {
            scanner_mode = true;
            button_scanner_mode.set_style(&Styles::red);
            button_scanner_mode.set_text("SCAN");
-            button_scanner_mode.set_text("REMOVE");
+            button_remove.set_text("DELETE");
        }
        frequency_file_load(true);
        if (autostart) {
@@ -621,12 +620,17 @@ ReconView::ReconView(NavigationView& nav)
        } else {
            recon_pause();
        }
+        button_add.hidden(scanner_mode);
+        if (scanner_mode)  // only needed when hiding, UI mayhem
+            set_dirty();
    };

    button_config.on_select = [this, &nav](Button&) {
        if (is_recording)  // disabling config while recording
            return;
+
        clear_freqlist_for_ui_action();
+
        freq_lock = 0;
        timer = 0;
        auto open_view = nav.push<ReconSetupView>(input_file, output_file);
@@ -733,30 +737,22 @@ void ReconView::frequency_file_load(bool) {
        button_scanner_mode.set_text("RECON");
    }

+    file_name.set(file_input + "=>" + output_file);
+
    freqman_load_options options{
        .load_freqs = load_freqs,
        .load_ranges = load_ranges,
        .load_hamradios = load_hamradios};
-    if (!load_freqman_file(file_input, frequency_list, options)) {
+    if (!load_freqman_file(file_input, frequency_list, options) || frequency_list.empty()) {
        file_name.set_style(&Styles::red);
-        desc_cycle.set(" NO " + file_input + ".TXT FILE ...");
-        file_name.set("=> NO DATA");
-    } else {
-        file_name.set(file_input + "=>" + output_file);
-        if (frequency_list.size() == 0) {
-            file_name.set_style(&Styles::red);
-            desc_cycle.set("/0 no entries in list");
-            file_name.set("BadOrEmpty " + file_input);
-        } else {
-            if (frequency_list.size() > FREQMAN_MAX_PER_FILE) {
-                file_name.set_style(&Styles::yellow);
-            }
-        }
+        desc_cycle.set("...empty file...");
+        frequency_list.clear();
+        text_cycle.set_text(" ");
+        return;
    }

-    if (frequency_list.empty()) {
-        text_cycle.set_text(" ");
-        return;  // Can't really do much.
+    if (frequency_list.size() > FREQMAN_MAX_PER_FILE) {
+        file_name.set_style(&Styles::yellow);
    }

    reset_indexes();
@@ -781,19 +777,8 @@ void ReconView::frequency_file_load(bool) {
 }

 void ReconView::on_statistics_update(const ChannelStatistics& statistics) {
-    systime_t time_interval = 100;
-    uint32_t local_recon_lock_duration = recon_lock_duration;
-
    chrono_end = chTimeNow();
-    if (field_mode.selected_index_value() == SPEC_MODULATION) {
-        time_interval = chrono_end - chrono_start;
-        if (field_lock_wait.value() == 0) {
-            if (time_interval <= 1)             // capping here to avoid freeze because too quick
-                local_recon_lock_duration = 2;  // minimum working tested value
-            else
-                local_recon_lock_duration = time_interval;
-        }
-    }
+    systime_t time_interval = chrono_end - chrono_start;
    chrono_start = chrono_end;

    // hack to reload the list if it was cleared by going into CONFIG
@@ -813,7 +798,7 @@ void ReconView::on_statistics_update(const ChannelStatistics& statistics) {
        if (!timer) {
            status = 0;
            freq_lock = 0;
-            timer = local_recon_lock_duration;
+            timer = recon_lock_duration;
        }
        if (freq_lock < recon_lock_nb_match)  // LOCKING
        {
@@ -1214,14 +1199,6 @@ void ReconView::handle_remove_current_item() {
        if (current_is_valid()) {
            frequency_list.erase(frequency_list.begin() + current_index);
        }
-
-        if (frequency_list.size() > 0) {
-            current_index = clip<int32_t>(current_index, 0u, frequency_list.size() - 1);
-            text_cycle.set_text(to_string_dec_uint(current_index + 1, 3));
-            update_description();
-        } else {
-            current_index = 0;
-        }
    }

    // In Scanner or Manual mode, remove the entry from the output file.
@@ -1232,6 +1209,17 @@ void ReconView::handle_remove_current_item() {

        freq_db.delete_entry(entry);
    }
+
+    // Clip
+    if (frequency_list.size() > 0) {
+        current_index = clip<int32_t>(current_index, 0u, frequency_list.size() - 1);
+        text_cycle.set_text(to_string_dec_uint(current_index + 1, 3));
+    } else {
+        current_index = 0;
+        text_cycle.set_text(" ");
+    }
+
+    update_description();
 }

 } /* namespace ui */
@@ -303,7 +303,7 @@ class ReconView : public View {
    NumberField field_lock_wait{
        {25 * 8, 24 * 8 + 4},
        4,
-        {0, RECON_MAX_LOCK_DURATION},
+        {STATS_UPDATE_INTERVAL, RECON_MAX_LOCK_DURATION},
        STATS_UPDATE_INTERVAL,
        ' ',
    };
@@ -90,6 +90,7 @@ class SearchView : public View {
   private:
    NavigationView& nav_;
    RxRadioState radio_state_{
+        100'000'000 /* frequency */,
        2500000 /* bandwidth */,
        SEARCH_SLICE_WIDTH /* sampling rate */,
        ReceiverModel::Mode::SpectrumAnalysis};
@@ -343,34 +343,6 @@ void SetUIView::focus() {
    button_save.focus();
 }

-/* SetAppSettingsView ************************************/
-
-SetAppSettingsView::SetAppSettingsView(NavigationView& nav) {
-    add_children({
-        &labels,
-        &checkbox_load_app_settings,
-        &checkbox_save_app_settings,
-        &button_save,
-        &button_cancel,
-    });
-
-    checkbox_load_app_settings.set_value(pmem::load_app_settings());
-    checkbox_save_app_settings.set_value(pmem::save_app_settings());
-
-    button_save.on_select = [&nav, this](Button&) {
-        pmem::set_load_app_settings(checkbox_load_app_settings.value());
-        pmem::set_save_app_settings(checkbox_save_app_settings.value());
-        nav.pop();
-    };
-    button_cancel.on_select = [&nav, this](Button&) {
-        nav.pop();
-    };
-}
-
-void SetAppSettingsView::focus() {
-    button_save.focus();
-}
-
 /* SetConverterSettingsView ******************************/

 SetConverterSettingsView::SetConverterSettingsView(NavigationView& nav) {
@@ -654,7 +626,6 @@ SettingsMenuView::SettingsMenuView(NavigationView& nav) {
        add_items({{"..", ui::Color::light_grey(), &bitmap_icon_previous, [&nav]() { nav.pop(); }}});
    }
    add_items({
-        {"App Settings", ui::Color::dark_cyan(), &bitmap_icon_setup, [&nav]() { nav.push<SetAppSettingsView>(); }},
        {"Audio", ui::Color::dark_cyan(), &bitmap_icon_speaker, [&nav]() { nav.push<SetAudioView>(); }},
        {"Calibration", ui::Color::dark_cyan(), &bitmap_icon_options_touch, [&nav]() { nav.push<TouchCalibrationView>(); }},
        {"Converter", ui::Color::dark_cyan(), &bitmap_icon_options_radio, [&nav]() { nav.push<SetConverterSettingsView>(); }},
@@ -310,41 +310,6 @@ class SetUIView : public View {
    };
 };

-class SetAppSettingsView : public View {
-   public:
-    SetAppSettingsView(NavigationView& nav);
-
-    void focus() override;
-    std::string title() const override { return "App Settings"; };
-
-   private:
-    Labels labels{
-        {{1 * 8, 1 * 16}, "App settings are saved to", Color::light_grey()},
-        {{1 * 8, 2 * 16}, "the SD card in /SETTINGS.", Color::light_grey()},
-        {{1 * 8, 3 * 16}, "Radio settings may also be", Color::light_grey()},
-        {{1 * 8, 4 * 16}, "loaded or saved per app.", Color::light_grey()},
-    };
-
-    Checkbox checkbox_load_app_settings{
-        {3 * 8, 6 * 16},
-        25,
-        "Load radio settings"};
-
-    Checkbox checkbox_save_app_settings{
-        {3 * 8, 8 * 16},
-        25,
-        "Save radio settings"};
-
-    Button button_save{
-        {2 * 8, 16 * 16, 12 * 8, 32},
-        "Save"};
-
-    Button button_cancel{
-        {16 * 8, 16 * 16, 12 * 8, 32},
-        "Cancel",
-    };
-};
-
 class SetConverterSettingsView : public View {
   public:
    SetConverterSettingsView(NavigationView& nav);
@@ -51,6 +51,7 @@ class SigGenView : public View {
    void on_tx_progress(const uint32_t progress, const bool done);

    TxRadioState radio_state_{
+        0 /* frequency */,
        1750000 /* bandwidth */,
        1536000 /* sampling rate */
    };
@@ -66,9 +66,6 @@ SondeView::SondeView(NavigationView& nav)
                  &button_see_qr,
                  &button_see_map});

-    if (!settings_.radio_loaded())
-        field_frequency.set_value(initial_target_frequency);
-
    field_frequency.set_step(500);  // euquiq: was 10000, but we are using this for fine-tunning

    geopos.set_read_only(true);
@@ -68,6 +68,7 @@ class SondeView : public View {
   private:
    NavigationView& nav_;
    RxRadioState radio_state_{
+        402700000 /* frequency */,
        1750000 /* bandwidth */,
        2457600 /* sampling rate */
    };
@@ -75,7 +76,6 @@ class SondeView : public View {
        "rx_sonde", app_settings::Mode::RX};

    std::unique_ptr<SondeLogger> logger{};
-    uint32_t target_frequency_{402700000};
    bool logging{false};
    bool use_crc{false};
    bool beep{false};
@@ -85,7 +85,11 @@ SpectrumPainterView::SpectrumPainterView(

            if (tx_mode == 0 && image_input_avaliable == false)
                return;
-
+            /* By experimental test measurement, we got a good painted spectrum quality when selecting
+            a BW GUI App range from 100k ... 2M aprox. In that range , the best TX LPF filter = 1M75 (the min)
+            With this min TX LPF filter , we minimized the harmonics aliasing multipicture overlapped.
+            So original fw 1.7.4., was already selecting the best setting (1M75)  */
+            transmitter_model.set_baseband_bandwidth(1'750'000);  // Already tested, is the best setting for this App.
            transmitter_model.enable();

            if (persistent_memory::stealth_mode()) {
@@ -160,6 +160,7 @@ void SSTVTXView::start_tx() {
    scanline_counter = 0;
    prepare_scanline();  // Preload one scanline

+    transmitter_model.set_baseband_bandwidth(1'750'000);  // Min TX LPF 1M75, same spectrum as previous fw 1.7.4
    transmitter_model.enable();

    baseband::set_sstv_data(
@@ -62,6 +62,7 @@ class TestView : public View {
   private:
    NavigationView& nav_;
    RxRadioState radio_state_{
+        0 /* frequency */,
        1750000 /* bandwidth */,
        2457600 * 2 /* sampling rate */
    };
@@ -85,7 +85,6 @@ void TouchTunesView::on_tx_progress(const uint32_t progress, const bool done) {
 // transmission events.
 void TouchTunesView::start_ew() {
    // Radio
-    transmitter_model.set_target_frequency(433920000);
    transmitter_model.set_rf_amp(true);
    transmitter_model.set_tx_gain(47);
    transmitter_model.enable();
@@ -151,10 +150,7 @@ void TouchTunesView::start_tx(const uint32_t button_index) {

    size_t bitstream_length = make_bitstream(fragments);

-    transmitter_model.set_target_frequency(433920000);
-    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(
@@ -25,6 +25,7 @@
 #include "ui_transmitter.hpp"
 #include "transmitter_model.hpp"
 #include "radio_state.hpp"
+#include "encoders.hpp"

 // The coding in notpike's script is quite complex, using multiple LUTs to form the data sent to the YSO.
 // The format is actually very simple if it is rather seen as short and long gaps between pulses (as seen in many OOK remotes).
@@ -115,8 +116,9 @@ class TouchTunesView : public View {

   private:
    TxRadioState radio_state_{
-        3500000 /* bandwidth */,
-        3072000 /* sampling rate */
+        433920000 /* frequency */,
+        1750000 /* bandwidth */,
+        OOK_SAMPLERATE /* sampling rate */
    };

    uint32_t scan_button_index{};
@@ -5645,6 +5645,44 @@ static constexpr Bitmap bitmap_icon_shift{
    {16, 16},
    bitmap_icon_shift_data};

+static constexpr uint8_t bitmap_icon_trim_data[] = {
+    0x10,
+    0x10,
+    0x30,
+    0x12,
+    0x50,
+    0x15,
+    0x50,
+    0x15,
+    0x50,
+    0x15,
+    0x52,
+    0x95,
+    0x56,
+    0xD5,
+    0x5F,
+    0xF5,
+    0x56,
+    0xD5,
+    0x52,
+    0x95,
+    0x50,
+    0x15,
+    0x50,
+    0x15,
+    0x50,
+    0x15,
+    0x90,
+    0x18,
+    0x10,
+    0x10,
+    0x00,
+    0x00,
+};
+static constexpr Bitmap bitmap_icon_trim{
+    {16, 16},
+    bitmap_icon_trim_data};
+
 } /* namespace ui */

 #endif /*__BITMAP_HPP__*/
@@ -57,6 +57,9 @@ uint32_t fault_address{0};
 void draw_guru_meditation_header(uint8_t source, const char* hint) {
    Painter painter;

+    // disable scroll in case a waterfall/spectrum display was active (scroll would mess up the fault display)
+    portapack::display.scroll_disable();
+
    painter.fill_rectangle(
        {0, 0, portapack::display.width(), portapack::display.height()},
        Color::red());
@@ -134,6 +137,10 @@ void runtime_error(uint8_t source) {

    led.off();

+    // wait for DFU button release if pressed, so we don't immediately jump into stack dump
+    while (swizzled_switches() & (1 << (int)Switch::Dfu))
+        ;
+
    while (true) {
        volatile size_t n = 1000000U;
        while (n--)
@@ -243,10 +250,6 @@ void draw_stack_dump() {
                    p = &__process_stack_base__;
                break;
            }
-
-            // If SEL button pressed, try writing to file (likely to hang in fault condition but heh)
-            if (switches & (1 << (int)Switch::Sel))
-                stack_dump();
        }

        // clear screen to allow new range to be displayed, if we're not at the end
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2023 Bernd Herzog
+ *
+ * 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.hpp"
+#include "ui_calculator.hpp"
+#include "ui_navigation.hpp"
+#include "external_app.hpp"
+
+namespace ui::external_app::calculator {
+void initialize_app(ui::NavigationView& nav) {
+    nav.push<CalculatorView>();
+}
+}  // namespace ui::external_app::calculator
+
+extern "C" {
+
+__attribute__((section(".external_app.app_calculator.application_information"), used)) application_information_t _application_information_calculator = {
+    /*.memory_location = */ (uint8_t*)0x00000000,
+    /*.externalAppEntry = */ ui::external_app::calculator::initialize_app,
+    /*.header_version = */ CURRENT_HEADER_VERSION,
+    /*.app_version = */ VERSION_MD5,
+
+    /*.app_name = */ "Calculator",
+    /*.bitmap_data = */ {
+        0x00,
+        0x00,
+        0x00,
+        0x00,
+        0x00,
+        0x00,
+        0x80,
+        0x01,
+        0x80,
+        0x01,
+        0x80,
+        0x01,
+        0x80,
+        0x01,
+        0xF8,
+        0x1F,
+        0xF8,
+        0x1F,
+        0x80,
+        0x01,
+        0x80,
+        0x01,
+        0x80,
+        0x01,
+        0x80,
+        0x01,
+        0x00,
+        0x00,
+        0x00,
+        0x00,
+        0x00,
+        0x00,
+    },
+    /*.icon_color = */ ui::Color::yellow().v,
+    /*.menu_location = */ app_location_t::UTILITIES,
+
+    /*.m4_app_tag = portapack::spi_flash::image_tag_noop */ {'\0', '\0', '\0', '\0'},  // optional
+    /*.m4_app_offset = */ 0x00000000,                                                  // will be filled at compile time
+};
+}
@@ -0,0 +1,269 @@
+/*
+ * Copyright (C) 2023 Bernd Herzog
+ *
+ * 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_calculator.hpp"
+
+using namespace ui;
+
+namespace ui::external_app::calculator {
+
+uint8_t current_key = 255;
+char display_string[10];
+uint8_t fgm = 0;
+
+// interface to external code
+unsigned int mp;
+
+char CHARMAP[] = {
+    '0',
+    '1',
+    '2',
+    '3',
+    '4',
+    '5',
+    '6',
+    '7',
+    '8',
+    '9',
+    'A',
+    'B',
+    'C',
+    'D',
+    'E',
+    'F',
+    'H',
+    'I',
+    'L',
+    'M',
+    'N',
+    'O',
+    'P',
+    'R',
+    'S',
+    'T',
+    'U',
+    'V',
+    'c',
+    's',
+    't',
+    ' ',
+    '.',
+    '*',
+    '+',
+    '-',
+    '/',
+    '!',
+    '<',
+    '=',
+    '>',
+    '^',
+    'f',
+    'n',
+    'p',
+    's',
+    'm',
+    'w',
+
+};
+
+void printcat(uint8_t c, uint8_t x) {  // Print char c at position x
+    display_string[x] = CHARMAP[c];
+}
+uint8_t getkey(void) {  // Read keypad
+    return current_key;
+}
+
+#include "ivt.hpp"
+
+void step() {
+    loop();
+}
+
+void CalculatorView::focus() {
+    button_F.focus();
+}
+
+CalculatorView::CalculatorView(NavigationView& nav)
+    : nav_{nav} {
+    add_children({&button_F,
+                  &button_7,
+                  &button_8,
+                  &button_9,
+                  &button_E,
+                  &button_4,
+                  &button_5,
+                  &button_6,
+                  &button_N,
+                  &button_1,
+                  &button_2,
+                  &button_3,
+                  &button_C,
+                  &button_0,
+                  &button_P,
+                  &button_D,
+                  &console});
+
+    button_F.on_select = [&nav, this](Button&) { on_button_press(0); };
+    button_7.on_select = [&nav, this](Button&) { on_button_press(1); };
+    button_8.on_select = [&nav, this](Button&) { on_button_press(2); };
+    button_9.on_select = [&nav, this](Button&) { on_button_press(3); };
+
+    button_E.on_select = [&nav, this](Button&) { on_button_press(4); };
+    button_4.on_select = [&nav, this](Button&) { on_button_press(5); };
+    button_5.on_select = [&nav, this](Button&) { on_button_press(6); };
+    button_6.on_select = [&nav, this](Button&) { on_button_press(7); };
+
+    button_N.on_select = [&nav, this](Button&) { on_button_press(8); };
+    button_1.on_select = [&nav, this](Button&) { on_button_press(9); };
+    button_2.on_select = [&nav, this](Button&) { on_button_press(10); };
+    button_3.on_select = [&nav, this](Button&) { on_button_press(11); };
+
+    button_C.on_select = [&nav, this](Button&) { on_button_press(12); };
+    button_0.on_select = [&nav, this](Button&) { on_button_press(13); };
+    button_P.on_select = [&nav, this](Button&) { on_button_press(14); };
+    button_D.on_select = [&nav, this](Button&) { on_button_press(15); };
+}
+
+void CalculatorView::on_button_press(uint8_t button) {
+    auto pre_fgm = fgm;
+    for (int i = 0; i < 10; i++)
+        display_string[i] = ' ';
+
+    current_key = button;
+    step();
+
+    do {
+        current_key = 255;
+        step();
+    } while (mp);
+
+    std::string d(&display_string[0], 10);
+
+    if (pre_fgm && button != 0) {
+        console.write("      ");
+        switch (button) {
+            case 1:
+                console.write("SUM+");
+                break;
+            case 2:
+                console.write("PRG");
+                break;
+            case 3:
+                console.write("/");
+                break;
+
+            case 4:
+                console.write("SWAP");
+                break;
+            case 5:
+                console.write("DICT");
+                break;
+            case 6:
+                console.write("USR");
+                break;
+            case 7:
+                console.write("*");
+                break;
+
+            case 8:
+                console.write("ROT");
+                break;
+            case 9:
+                console.write("RCL");
+                break;
+            case 10:
+                console.write("STO");
+                break;
+            case 11:
+                console.write("-");
+                break;
+
+            case 12:
+                console.write("CA");
+                break;
+            case 13:
+                console.write("PI");
+                break;
+            case 14:
+                console.write("INT");
+                break;
+            case 15:
+                console.write("+");
+                break;
+        }
+        console.writeln(d);
+    } else if (button == 15) {
+        console.write("\r");
+        console.writeln(d);
+    } else {
+        console.write("\r");
+        console.write(d);
+    }
+
+    update_button_labels();
+}
+
+void CalculatorView::update_button_labels() {
+    if (fgm) {
+        button_F.set_text("MENU");
+        button_7.set_text("SUM+");
+        button_8.set_text("PRG");
+        button_9.set_text("/");
+
+        button_E.set_text("SWAP");
+        button_4.set_text("DICT");
+        button_5.set_text("USR");
+        button_6.set_text("*");
+
+        button_N.set_text("ROT");
+        button_1.set_text("RCL");
+        button_2.set_text("STO");
+        button_3.set_text("-");
+
+        button_C.set_text("CA");
+        button_0.set_text("PI");
+        button_P.set_text("INT");
+        button_D.set_text("+");
+
+    } else {
+        button_F.set_text("F");
+        button_7.set_text("7");
+        button_8.set_text("8");
+        button_9.set_text("9");
+
+        button_E.set_text("E");
+        button_4.set_text("4");
+        button_5.set_text("5");
+        button_6.set_text("6");
+
+        button_N.set_text("N");
+        button_1.set_text("1");
+        button_2.set_text("2");
+        button_3.set_text("3");
+
+        button_C.set_text("C");
+        button_0.set_text("0");
+        button_P.set_text(".");
+        button_D.set_text("D");
+    }
+}
+
+}  // namespace ui::external_app::calculator
@@ -0,0 +1,77 @@
+/*
+ * Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
+ * Copyright (C) 2017 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_calculator_H__
+#define __UI_calculator_H__
+
+#include "ui.hpp"
+#include "ui_navigation.hpp"
+#include "ui_receiver.hpp"
+#include "ui_freq_field.hpp"
+#include "ui_record_view.hpp"
+#include "app_settings.hpp"
+#include "radio_state.hpp"
+#include "log_file.hpp"
+#include "utility.hpp"
+
+using namespace ui;
+
+namespace ui::external_app::calculator {
+
+class CalculatorView : public View {
+   public:
+    CalculatorView(NavigationView& nav);
+
+    void focus() override;
+
+    std::string title() const override { return "Calculator"; };
+
+   private:
+    NavigationView& nav_;
+
+    Button button_F{{0 * 8, 11 * 16, 6 * 8, 16 + 8}, "F"};
+    Button button_7{{8 * 8, 11 * 16, 6 * 8, 16 + 8}, "7"};
+    Button button_8{{16 * 8, 11 * 16, 6 * 8, 16 + 8}, "8"};
+    Button button_9{{24 * 8, 11 * 16, 6 * 8, 16 + 8}, "9"};
+    Button button_E{{0 * 8, 13 * 16, 6 * 8, 16 + 8}, "E"};
+    Button button_4{{8 * 8, 13 * 16, 6 * 8, 16 + 8}, "4"};
+    Button button_5{{16 * 8, 13 * 16, 6 * 8, 16 + 8}, "5"};
+    Button button_6{{24 * 8, 13 * 16, 6 * 8, 16 + 8}, "6"};
+    Button button_N{{0 * 8, 15 * 16, 6 * 8, 16 + 8}, "N"};
+    Button button_1{{8 * 8, 15 * 16, 6 * 8, 16 + 8}, "1"};
+    Button button_2{{16 * 8, 15 * 16, 6 * 8, 16 + 8}, "2"};
+    Button button_3{{24 * 8, 15 * 16, 6 * 8, 16 + 8}, "3"};
+    Button button_C{{0 * 8, 17 * 16, 6 * 8, 16 + 8}, "C"};
+    Button button_0{{8 * 8, 17 * 16, 6 * 8, 16 + 8}, "0"};
+    Button button_P{{16 * 8, 17 * 16, 6 * 8, 16 + 8}, "."};
+    Button button_D{{24 * 8, 17 * 16, 6 * 8, 16 + 8}, "D"};
+
+    Console console{
+        {0 * 8, 0 * 16, screen_width, 10 * 16}};
+
+    void on_button_press(uint8_t button);
+    void update_button_labels();
+};
+
+}  // namespace ui::external_app::calculator
+
+#endif /*__UI_calculator_H__*/
@@ -7,9 +7,19 @@ set(EXTCPPSRC
 	#afsk_rx
 	external/afsk_rx/main.cpp
 	external/afsk_rx/ui_afsk_rx.cpp
+
+	#calculator
+	external/calculator/main.cpp
+	external/calculator/ui_calculator.cpp
+
+	#font_viewer
+	external/font_viewer/main.cpp
+	external/font_viewer/ui_font_viewer.cpp
 )

 set(EXTAPPLIST
 	pacman
 	afsk_rx
+	calculator
+	font_viewer
 )
@@ -17,21 +17,35 @@
 MEMORY
 {
    /* external apps: regions can't overlap so addresses are corrected after build */
-    ram_external_app_pacman     (rwx) : org = 0xEEE90000, len = 40k
-    ram_external_app_afsk_rx    (rwx) : org = 0xEEEA0000, len = 40k
+    ram_external_app_pacman     (rwx) : org = 0xEEE90000, len = 32k
+    ram_external_app_afsk_rx    (rwx) : org = 0xEEEA0000, len = 32k
+    ram_external_app_calculator (rwx) : org = 0xEEEB0000, len = 32k
+    ram_external_app_font_viewer(rwx) : org = 0xEEEC0000, len = 32k
 }

 SECTIONS
 {
-    .external_app_pacman : ALIGN(16) SUBALIGN(16)
+    .external_app_pacman : ALIGN(4) SUBALIGN(4)
    {
        KEEP(*(.external_app.app_pacman.application_information));
        *(*ui*external_app*pacman*);
    } > ram_external_app_pacman

-    .external_app_afsk_rx : ALIGN(16) SUBALIGN(16)
+    .external_app_afsk_rx : ALIGN(4) SUBALIGN(4)
    {
        KEEP(*(.external_app.app_afsk_rx.application_information));
        *(*ui*external_app*afsk_rx*);
    } > ram_external_app_afsk_rx
+
+    .external_app_calculator : ALIGN(4) SUBALIGN(4)
+    {
+        KEEP(*(.external_app.app_calculator.application_information));
+        *(*ui*external_app*calculator*);
+    } > ram_external_app_calculator
+
+    .external_app_font_viewer : ALIGN(4) SUBALIGN(4)
+    {
+        KEEP(*(.external_app.app_font_viewer.application_information));
+        *(*ui*external_app*font_viewer*);
+    } > ram_external_app_font_viewer
 }
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2023 Mark Thompson
+ *
+ * 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.hpp"
+#include "ui_font_viewer.hpp"
+#include "ui_navigation.hpp"
+#include "external_app.hpp"
+
+namespace ui::external_app::font_viewer {
+void initialize_app(ui::NavigationView& nav) {
+    nav.push<DebugFontsView>();
+}
+}  // namespace ui::external_app::font_viewer
+
+extern "C" {
+
+__attribute__((section(".external_app.app_font_viewer.application_information"), used)) application_information_t _application_information_font_viewer = {
+    /*.memory_location = */ (uint8_t*)0x00000000,
+    /*.externalAppEntry = */ ui::external_app::font_viewer::initialize_app,
+    /*.header_version = */ CURRENT_HEADER_VERSION,
+    /*.app_version = */ VERSION_MD5,
+
+    /*.app_name = */ "Font Viewer",
+    /*.bitmap_data = */ {
+        0x00,
+        0x00,
+        0x00,
+        0x00,
+        0x10,
+        0x0C,
+        0x38,
+        0x0C,
+        0x38,
+        0x0C,
+        0x6C,
+        0x0C,
+        0x6C,
+        0x0C,
+        0xC6,
+        0x7C,
+        0xFE,
+        0xFC,
+        0xFF,
+        0x8D,
+        0x83,
+        0x8D,
+        0x83,
+        0xFD,
+        0x01,
+        0x7D,
+        0x00,
+        0x00,
+        0x00,
+        0x00,
+        0x00,
+        0x00,
+    },
+    /*.icon_color = */ ui::Color::cyan().v,
+    /*.menu_location = */ app_location_t::DEBUG,
+
+    /*.m4_app_tag = portapack::spi_flash::image_tag_noop */ {'\0', '\0', '\0', '\0'},
+    /*.m4_app_offset = */ 0x00000000,  // will be filled at compile time
+};
+}
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2023 Mark Thompson
+ *
+ * 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_font_viewer.hpp"
+
+#include "ui_font_fixed_8x16.hpp"
+#include "ui_styles.hpp"
+#include "ui_painter.hpp"
+
+#include "portapack.hpp"
+using namespace portapack;
+using namespace ui;
+
+namespace ui::external_app::font_viewer {
+
+/* DebugFontsView *******************************************************/
+
+uint16_t DebugFontsView::display_font(Painter& painter, uint16_t y_offset, const Style* font_style, std::string_view font_name) {
+    auto char_width{font_style->font.char_width()};
+    auto char_height{font_style->font.line_height()};
+    auto cpl{((screen_width / char_width) - 6) & 0xF8};  // Display a multiple of 8 characters per line
+    uint16_t line_pos{y_offset};
+
+    painter.draw_string({0, y_offset}, *font_style, font_name);
+
+    // Displaying ASCII+extended characters from 0x20 to 0xFF
+    for (uint8_t c = 0; c <= 0xDF; c++) {
+        line_pos = y_offset + ((c / cpl) + 2) * char_height;
+
+        if ((c % cpl) == 0)
+            painter.draw_string({0, line_pos}, *font_style, "Ox" + to_string_hex(c + 0x20, 2));
+
+        painter.draw_char({((c % cpl) + 5) * char_width, line_pos}, *font_style, (char)(c + 0x20));
+    }
+
+    return line_pos + char_height;
+}
+
+void DebugFontsView::paint(Painter& painter) {
+    int16_t line_pos;
+
+    line_pos = display_font(painter, 32, &Styles::white, "Fixed 8x16");
+    display_font(painter, line_pos + 16, &Styles::white_small, "Fixed 5x8");
+}
+
+DebugFontsView::DebugFontsView(NavigationView& nav)
+    : nav_{nav} {
+    set_focusable(true);
+}
+
+} /* namespace ui::external_app::font_viewer */
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2023 Mark Thompson
+ *
+ * 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_DEBUG_H__
+#define __UI_DEBUG_H__
+
+#include "ui.hpp"
+#include "ui_widget.hpp"
+#include "ui_painter.hpp"
+#include "ui_menu.hpp"
+#include "ui_navigation.hpp"
+
+#include <functional>
+#include <utility>
+
+using namespace ui;
+
+namespace ui::external_app::font_viewer {
+
+class DebugFontsView : public View {
+   public:
+    DebugFontsView(NavigationView& nav);
+    void paint(Painter& painter) override;
+    std::string title() const override { return "Fonts"; };
+
+   private:
+    uint16_t display_font(Painter& painter, uint16_t y_offset, const Style* font_style, std::string_view font_name);
+    NavigationView& nav_;
+};
+
+} /* namespace ui::external_app::font_viewer */
+
+#endif /*__UI_FONT_VIEWER_H__*/
@@ -325,6 +325,14 @@ FATTimestamp file_created_date(const std::filesystem::path& file_path) {
    return {filinfo.fdate, filinfo.ftime};
 }

+std::filesystem::filesystem_error file_update_date(const std::filesystem::path& file_path, FATTimestamp timestamp) {
+    FILINFO filinfo{};
+
+    filinfo.fdate = timestamp.FAT_date;
+    filinfo.ftime = timestamp.FAT_time;
+    return f_utime(reinterpret_cast<const TCHAR*>(file_path.c_str()), &filinfo);
+}
+
 std::filesystem::filesystem_error make_new_file(
    const std::filesystem::path& file_path) {
    File f;
@@ -270,6 +270,7 @@ std::filesystem::filesystem_error rename_file(const std::filesystem::path& file_
 std::filesystem::filesystem_error copy_file(const std::filesystem::path& file_path, const std::filesystem::path& dest_path);

 FATTimestamp file_created_date(const std::filesystem::path& file_path);
+std::filesystem::filesystem_error file_update_date(const std::filesystem::path& file_path, FATTimestamp timestamp);
 std::filesystem::filesystem_error make_new_file(const std::filesystem::path& file_path);
 std::filesystem::filesystem_error make_new_directory(const std::filesystem::path& dir_path);
 std::filesystem::filesystem_error ensure_directory(const std::filesystem::path& dir_path);
@@ -122,7 +122,7 @@ void MAX2837::init() {

    _map.r.lpf_1.LPF_EN = 1;      /* Enable low-pass filter */
    _map.r.lpf_1.ModeCtrl = 0b01; /* Rx LPF */
-    _map.r.lpf_1.FT = 0b0000;     /* 5MHz LPF */
+    _map.r.lpf_1.FT = 0b0000;     /* 1,75MHz LPF */

    _map.r.spi_en.EN_SPI = 1; /* enable chip functions when ENABLE pin set */

@@ -233,10 +233,28 @@ void MAX2837::set_vga_gain(const int_fast8_t db) {
    flush();
 }

-void MAX2837::set_lpf_rf_bandwidth(const uint32_t bandwidth_minimum) {
+void MAX2837::set_lpf_rf_bandwidth_rx(const uint32_t bandwidth_minimum) {
+    _map.r.lpf_1.ModeCtrl = 0b01; /* Address reg 2, D3-D2, Set mode lowpass filter block to Rx LPF . Active when Address 6 D<9> = 1 */
    _map.r.lpf_1.FT = filter::bandwidth_ordinal(bandwidth_minimum);
-    _dirty[Register::LPF_1] = 1;
-    flush();
+    flush_one(Register::LPF_1);
+
+    _map.r.vga_3_rx_top.LPF_MODE_SEL = 1; /* Address 6 reg, D9 bit:LPF mode mux, LPF_MODE_SEL 0 = Normal operation, 1 = Operating mode is programmed Address 2 D3:D2*/
+    flush_one(Register::VGA_3_RX_TOP);
+
+    _map.r.vga_3_rx_top.LPF_MODE_SEL = 0; /* Leave LPF_MODE_SEL 0 = Normal operation */
+    flush_one(Register::VGA_3_RX_TOP);
+}
+
+void MAX2837::set_lpf_rf_bandwidth_tx(const uint32_t bandwidth_minimum) {
+    _map.r.lpf_1.ModeCtrl = 0b10; /* Address 2 reg, D3-D2, Set mode lowpass filter block to Tx LPF . Active when Address 6 D<9> = 1 */
+    _map.r.lpf_1.FT = filter::bandwidth_ordinal(bandwidth_minimum);
+    flush_one(Register::LPF_1);
+
+    _map.r.vga_3_rx_top.LPF_MODE_SEL = 1; /* Address 6 reg, D9 bit:LPF mode mux, LPF_MODE_SEL 0 = Normal operation, 1 = Operating mode is programmed Address 2 D3:D2*/
+    flush_one(Register::VGA_3_RX_TOP);
+
+    _map.r.vga_3_rx_top.LPF_MODE_SEL = 0; /* Leave LPF_MODE_SEL 0 = Normal operation */
+    flush_one(Register::VGA_3_RX_TOP);
 }

 bool MAX2837::set_frequency(const rf::Frequency lo_frequency) {
@@ -783,7 +783,8 @@ class MAX2837 : public MAX283x {
    void set_tx_vga_gain(const int_fast8_t db) override;
    void set_lna_gain(const int_fast8_t db) override;
    void set_vga_gain(const int_fast8_t db) override;
-    void set_lpf_rf_bandwidth(const uint32_t bandwidth_minimum) override;
+    void set_lpf_rf_bandwidth_rx(const uint32_t bandwidth_minimum) override;
+    void set_lpf_rf_bandwidth_tx(const uint32_t bandwidth_minimum) override;
 #if 0
 	void rx_cal() {
 		_map.r.spi_en.EN_SPI = 1;
@@ -278,10 +278,32 @@ void MAX2839::set_vga_gain(const int_fast8_t db) {
    configure_rx_gain();
 }

-void MAX2839::set_lpf_rf_bandwidth(const uint32_t bandwidth_minimum) {
+void MAX2839::set_lpf_rf_bandwidth_rx(const uint32_t bandwidth_minimum) {
+    _map.r.lpf_vga_1.ModeCtrl = 0b01; /* Address reg 5, D9-D8, Set mode lowpass filter block to Rx LPF . Active when Address 8 D<2> = 1 */
+    flush_one(Register::LPF_VGA_1);
+
+    _map.r.rx_top_1.LPF_MODE_SEL = 1; /* Address 8 reg, D2 bit:LPF mode mux, LPF_MODE_SEL 0 = Normal operation, 1 = Operating mode is programmed Address 5 D<9:8> */
+    flush_one(Register::RX_TOP_1);
+
    _map.r.lpf.FT = filter::bandwidth_ordinal(bandwidth_minimum);
-    _dirty[Register::LPF] = 1;
-    flush();
+    flush_one(Register::LPF);
+
+    _map.r.rx_top_1.LPF_MODE_SEL = 0; /* Address 8 reg, D2 bit:LPF mode mux, LPF_MODE_SEL 0 = Normal operation, 1 = Operating mode is programmed Address 5 D<9:8> */
+    flush_one(Register::RX_TOP_1);    /* Leave LPF_MODE_SEL 0 = Normal operation */
+}
+
+void MAX2839::set_lpf_rf_bandwidth_tx(const uint32_t bandwidth_minimum) {
+    _map.r.lpf_vga_1.ModeCtrl = 0b10; /* Address reg 5, D9-D8, Set mode lowpass filter block to Tx LPF . Active when Address 8 D<2> = 1 */
+    flush_one(Register::LPF_VGA_1);
+
+    _map.r.rx_top_1.LPF_MODE_SEL = 1; /* Address 8 reg, D2 bit:LPF mode mux, LPF_MODE_SEL 0 = Normal operation, 1 = Operating mode is programmed Address 5 D<9:8> */
+    flush_one(Register::RX_TOP_1);
+
+    _map.r.lpf.FT = filter::bandwidth_ordinal(bandwidth_minimum);
+    flush_one(Register::LPF);
+
+    _map.r.rx_top_1.LPF_MODE_SEL = 0; /* Address 8 reg, D2 bit:LPF mode mux, LPF_MODE_SEL 0 = Normal operation, 1 = Operating mode is programmed Address 5 D<9:8> */
+    flush_one(Register::RX_TOP_1);    /* Leave LPF_MODE_SEL 0 = Normal operation */
 }

 bool MAX2839::set_frequency(const rf::Frequency lo_frequency) {
@@ -686,7 +686,8 @@ class MAX2839 : public MAX283x {
    void set_tx_vga_gain(const int_fast8_t db) override;
    void set_lna_gain(const int_fast8_t db) override;
    void set_vga_gain(const int_fast8_t db) override;
-    void set_lpf_rf_bandwidth(const uint32_t bandwidth_minimum) override;
+    void set_lpf_rf_bandwidth_rx(const uint32_t bandwidth_minimum) override;
+    void set_lpf_rf_bandwidth_tx(const uint32_t bandwidth_minimum) override;
    bool set_frequency(const rf::Frequency lo_frequency) override;
    void set_rx_lo_iq_calibration(const size_t v) override;
    void set_rx_buff_vcm(const size_t v) override;
@@ -123,7 +123,8 @@ class MAX283x {
    virtual void set_tx_vga_gain(const int_fast8_t db);
    virtual void set_lna_gain(const int_fast8_t db);
    virtual void set_vga_gain(const int_fast8_t db);
-    virtual void set_lpf_rf_bandwidth(const uint32_t bandwidth_minimum);
+    virtual void set_lpf_rf_bandwidth_rx(const uint32_t bandwidth_minimum);
+    virtual void set_lpf_rf_bandwidth_tx(const uint32_t bandwidth_minimum);

    virtual bool set_frequency(const rf::Frequency lo_frequency);

@@ -92,8 +92,8 @@ max2839::MAX2839 second_if_max2839{ssp1_target_max283x};
 static max5864::MAX5864 baseband_codec{ssp1_target_max5864};
 static baseband::CPLD baseband_cpld;

-// Set invalid to force the set_direction CPLD workaround to run.
-static rf::Direction direction{-1};
+// load_sram() is called at boot in portapack.cpp, including verify CPLD part, so default direction is Receive
+static rf::Direction direction{rf::Direction::Receive};
 static bool baseband_invert = false;
 static bool mixer_invert = false;

@@ -232,8 +232,12 @@ void set_tx_gain(const int_fast8_t db) {
    second_if->set_tx_vga_gain(db);
 }

-void set_baseband_filter_bandwidth(const uint32_t bandwidth_minimum) {
-    second_if->set_lpf_rf_bandwidth(bandwidth_minimum);
+void set_baseband_filter_bandwidth_rx(const uint32_t bandwidth_minimum) {
+    second_if->set_lpf_rf_bandwidth_rx(bandwidth_minimum);
+}
+
+void set_baseband_filter_bandwidth_tx(const uint32_t bandwidth_minimum) {
+    second_if->set_lpf_rf_bandwidth_tx(bandwidth_minimum);
 }

 void set_baseband_rate(const uint32_t rate) {
@@ -50,7 +50,8 @@ void set_rf_amp(const bool rf_amp);
 void set_lna_gain(const int_fast8_t db);
 void set_vga_gain(const int_fast8_t db);
 void set_tx_gain(const int_fast8_t db);
-void set_baseband_filter_bandwidth(const uint32_t bandwidth_minimum);
+void set_baseband_filter_bandwidth_rx(const uint32_t bandwidth_minimum);
+void set_baseband_filter_bandwidth_tx(const uint32_t bandwidth_minimum);
 void set_baseband_rate(const uint32_t rate);
 void set_antenna_bias(const bool on);

@@ -41,8 +41,10 @@ class RadioState {
        model->initialize();
    }

-    RadioState(uint32_t new_bandwidth, uint32_t new_sampling_rate) {
+    RadioState(uint32_t new_frequency, uint32_t new_bandwidth, uint32_t new_sampling_rate) {
        model->initialize();
+        if (new_frequency != 0)
+            model->set_target_frequency(new_frequency);
        model->set_sampling_rate(new_sampling_rate);
        model->set_baseband_bandwidth(new_bandwidth);
    }
@@ -61,10 +63,13 @@ class RadioState {
        typename U = TModel,
        typename Mode = std::enable_if_t<sizeof(typename U::Mode), typename U::Mode> >
    RadioState(
+        uint32_t new_frequency,
        uint32_t new_bandwidth,
        uint32_t new_sampling_rate,
        Mode new_mode) {
        model->initialize();
+        if (new_frequency != 0)
+            model->set_target_frequency(new_frequency);
        model->set_sampling_rate(new_sampling_rate);
        model->set_baseband_bandwidth(new_bandwidth);
        model->settings().mode = new_mode;
@@ -270,7 +270,7 @@ void ReceiverModel::update_tuning_frequency() {
 }

 void ReceiverModel::update_baseband_bandwidth() {
-    radio::set_baseband_filter_bandwidth(baseband_bandwidth());
+    radio::set_baseband_filter_bandwidth_rx(baseband_bandwidth());
 }

 void ReceiverModel::update_sampling_rate() {
@@ -139,7 +139,7 @@ void TransmitterModel::update_tuning_frequency() {
 }

 void TransmitterModel::update_baseband_bandwidth() {
-    radio::set_baseband_filter_bandwidth(baseband_bandwidth());
+    radio::set_baseband_filter_bandwidth_tx(baseband_bandwidth());
 }

 void TransmitterModel::update_sampling_rate() {
@@ -110,16 +110,18 @@ void BtnGridView::clear() {

 void BtnGridView::add_items(std::initializer_list<GridItem> new_items) {
    for (auto item : new_items) {
-        menu_items.push_back(item);
+        if (!blacklisted_app(item))
+            menu_items.push_back(item);
    }

    update_items();
 }

 void BtnGridView::add_item(GridItem new_item) {
-    menu_items.push_back(new_item);
-
-    update_items();
+    if (!blacklisted_app(new_item)) {
+        menu_items.push_back(new_item);
+        update_items();
+    }
 }

 void BtnGridView::update_items() {
@@ -232,4 +234,30 @@ bool BtnGridView::on_encoder(const EncoderEvent event) {
    return set_highlighted(highlighted_item + event);
 }

+/* BlackList ******************************************************/
+
+std::unique_ptr<char> blacklist_ptr{};
+size_t blacklist_len{};
+
+void load_blacklist() {
+    File f;
+
+    auto error = f.open(BLACKLIST);
+    if (error)
+        return;
+
+    blacklist_ptr = std::unique_ptr<char>(new char[f.size()]);
+    if (f.read(blacklist_ptr.get(), f.size()))
+        blacklist_len = f.size();
+}
+
+bool BtnGridView::blacklisted_app(GridItem new_item) {
+    std::string app_name = new_item.text;
+
+    if (blacklist_len < app_name.size())
+        return false;
+
+    return std::search(blacklist_ptr.get(), blacklist_ptr.get() + blacklist_len, app_name.begin(), app_name.end()) < blacklist_ptr.get() + blacklist_len;
+}
+
 } /* namespace ui */
@@ -36,6 +36,9 @@
 #include <string>
 #include <vector>

+// file used for listing apps to hide from menu
+#define BLACKLIST u"/SETTINGS/blacklist"
+
 namespace ui {

 struct GridItem {
@@ -47,6 +50,8 @@ struct GridItem {
    // TODO: Prevent default-constructed GridItems.
 };

+void load_blacklist();
+
 class BtnGridView : public View {
   public:
    BtnGridView(Rect new_parent_rect = {0, 0, 240, 304}, bool keep_highlight = false);
@@ -70,6 +75,7 @@ class BtnGridView : public View {
    void on_blur() override;
    bool on_key(const KeyEvent event) override;
    bool on_encoder(const EncoderEvent event) override;
+    bool blacklisted_app(GridItem new_item);

   private:
    int rows_{3};
@@ -149,7 +149,7 @@ bool GeoMap::on_encoder(const EncoderEvent delta) {
        map_zoom++;

        // Ensure that MOD(240,map_zoom)==0 for the map_zoom_line() function
-        if (240 % map_zoom != 0) {
+        if (geomap_rect_width % map_zoom != 0) {
            map_zoom--;
        }
    } else if ((delta < 0) && (map_zoom > 1)) {
@@ -171,7 +171,7 @@ void GeoMap::map_zoom_line(ui::Color* buffer) {

    // As long as MOD(width,map_zoom)==0 then we don't need to check buffer overflow case when stretching last pixel;
    // For 240 width, than means no check is needed for map_zoom values up to 6
-    for (int i = (240 / map_zoom) - 1; i >= 0; i--) {
+    for (int i = (geomap_rect_width / map_zoom) - 1; i >= 0; i--) {
        for (int j = 0; j < map_zoom; j++) {
            buffer[(i * map_zoom) + j] = buffer[i];
        }
@@ -271,24 +271,22 @@ void GeoMap::move(const float lon, const float lat) {
    lon_ = lon;
    lat_ = lat;

-    Rect map_rect = screen_rect();
-
    // Using WGS 84/Pseudo-Mercator projection
-    x_pos = map_width * (lon_ + 180) / 360 - (map_rect.width() / 2);
+    x_pos = map_width * (lon_ + 180) / 360 - (geomap_rect_width / 2);

    // Latitude calculation based on https://stackoverflow.com/a/10401734/2278659
    double lat_rad = sin(lat * pi / 180);
    y_pos = map_height - ((map_world_lon / 2 * log((1 + lat_rad) / (1 - lat_rad))) - map_offset) - 128;  // Offset added for the GUI

    // Cap position
-    if (x_pos > (map_width - map_rect.width()))
-        x_pos = map_width - map_rect.width();
-    if (y_pos > (map_height + map_rect.height()))
-        y_pos = map_height - map_rect.height();
+    if (x_pos > (map_width - geomap_rect_width))
+        x_pos = map_width - geomap_rect_width;
+    if (y_pos > (map_height + geomap_rect_height))
+        y_pos = map_height - geomap_rect_height;

    // Scale calculation
    float km_per_deg_lon = cos(lat * pi / 180) * 111.321;  // 111.321 km/deg longitude at equator, and 0 km at poles
-    pixels_per_km = (map_rect.width() / 2) / km_per_deg_lon;
+    pixels_per_km = (geomap_rect_width / 2) / km_per_deg_lon;
 }

 bool GeoMap::init() {
@@ -391,11 +389,10 @@ MapMarkerStored GeoMap::store_marker(GeoMarker& marker) {

    // Check if it could be on screen
    // Only checking one direction to reduce CPU
-    const auto r = screen_rect();
    double lat_rad = sin(marker.lat * pi / 180);
    int x = (map_width * (marker.lon + 180) / 360) - x_pos;
    int y = (map_height - ((map_world_lon / 2 * log((1 + lat_rad) / (1 - lat_rad))) - map_offset)) - y_pos;  // Offset added for the GUI
-    if (false == ((x >= 0) && (x < r.width()) && (y > 10) && (y < r.height())))                              // Dont draw within symbol size of top
+    if (false == ((x >= 0) && (x < geomap_rect_width) && (y > 10) && (y < geomap_rect_height)))              // Dont draw within symbol size of top
    {
        ret = MARKER_NOT_STORED;
    } else if (markerListLen < NumMarkerListElements) {
@@ -178,6 +178,10 @@ class GeoMap : public Widget {
    void clear_markers();
    MapMarkerStored store_marker(GeoMarker& marker);

+    static const Dim banner_height = 3 * 16;
+    static const Dim geomap_rect_width = 240;
+    static const Dim geomap_rect_height = 320 - 16 - banner_height;
+
   private:
    void draw_scale(Painter& painter);
    void draw_bearing(const Point origin, const uint16_t angle, uint32_t size, const Color color);
@@ -250,8 +254,6 @@ class GeoMapView : public View {
    void setup();

    const std::function<void(int32_t, float, float)> on_done{};
-
-    const Dim banner_height = 3 * 16;
    GeoMapMode mode_{};
    int32_t altitude_{};
    GeoPos::alt_unit altitude_unit_{};
@@ -267,7 +269,7 @@ class GeoMapView : public View {
        altitude_unit_};

    GeoMap geomap{
-        {0, banner_height, 240, 320 - 16 - banner_height}};
+        {0, GeoMap::banner_height, GeoMap::geomap_rect_width, GeoMap::geomap_rect_height}};

    Button button_ok{
        {20 * 8, 8, 8 * 8, 2 * 16},
@@ -159,6 +159,10 @@ SystemStatusView::SystemStatusView(
        &status_icons,
    });

+    rtc_battery_workaround();
+
+    ui::load_blacklist();
+
    if (pmem::should_use_sdcard_for_pmem()) {
        pmem::load_persistent_settings_from_file();
    }
@@ -360,6 +364,55 @@ void SystemStatusView::on_title() {
        nav_.pop();
 }

+void SystemStatusView::rtc_battery_workaround() {
+    if (sd_card::status() != sd_card::Status::Mounted)
+        return;
+
+    uint16_t year;
+    uint8_t month;
+    uint8_t day;
+    FATTimestamp timestamp;
+    rtc::RTC datetime;
+
+    rtcGetTime(&RTCD1, &datetime);
+
+    // if year is 0000, assume RTC battery is dead
+    if (datetime.year() == 0) {
+        // if timestamp file is present, use it's date and add 1 day
+        if (std::filesystem::file_exists(DATE_FILEFLAG)) {
+            timestamp = file_created_date(DATE_FILEFLAG);
+
+            year = (timestamp.FAT_date >> 9) + 1980;
+            month = (timestamp.FAT_date >> 5) & 0xF;
+            day = timestamp.FAT_date & 0x1F;
+
+            // bump to next month at 28 days for simplicity
+            if (++day > 28) {
+                day = 1;
+                if (++month > 12) {
+                    month = 1;
+                    ++year;
+                }
+            }
+        } else {
+            make_new_file(DATE_FILEFLAG);
+
+            year = 1980;
+            month = 1;
+            day = 1;
+        }
+
+        // update RTC (keeps ticking while powered on regardless of RTC battery condition)
+        rtc::RTC new_datetime{year, month, day, datetime.hour(), datetime.minute(), datetime.second()};
+        rtcSetTime(&RTCD1, &new_datetime);
+
+        // update file date
+        timestamp.FAT_date = ((year - 1980) << 9) | ((uint16_t)month << 5) | day;
+        timestamp.FAT_time = 0;
+        file_update_date(DATE_FILEFLAG, timestamp);
+    }
+}
+
 /* Information View *****************************************************/

 InformationView::InformationView(
@@ -376,11 +429,8 @@ InformationView::InformationView(
                  &ltime});

    version.set_style(&style_infobar);
-
-    ltime.set_hide_clock(pmem::hide_clock());
    ltime.set_style(&style_infobar);
-    ltime.set_seconds_enabled(true);
-    ltime.set_date_enabled(pmem::clock_with_date());
+    refresh();
    set_dirty();
 }

@@ -524,8 +574,8 @@ TransmittersMenuView::TransmittersMenuView(NavigationView& nav) {
        add_items({{"..", Color::light_grey(), &bitmap_icon_previous, [&nav]() { nav.pop(); }}});
    }
    add_items({
-        {"ADS-B", ui::Color::green(), &bitmap_icon_adsb, [&nav]() { nav.push<ADSBTxView>(); }},
-        {"APRS", ui::Color::green(), &bitmap_icon_aprs, [&nav]() { nav.push<APRSTXView>(); }},
+        {"ADS-B TX", ui::Color::green(), &bitmap_icon_adsb, [&nav]() { nav.push<ADSBTxView>(); }},
+        {"APRS TX", ui::Color::green(), &bitmap_icon_aprs, [&nav]() { nav.push<APRSTXView>(); }},
        {"BHT Xy/EP", ui::Color::green(), &bitmap_icon_bht, [&nav]() { nav.push<BHTView>(); }},
        {"BurgerPgr", ui::Color::yellow(), &bitmap_icon_burger, [&nav]() { nav.push<CoasterPagerView>(); }},
        {"GPS Sim", ui::Color::green(), &bitmap_icon_gps_sim, [&nav]() { nav.push<GpsSimAppView>(); }},
@@ -535,7 +585,7 @@ TransmittersMenuView::TransmittersMenuView(NavigationView& nav) {
        {"Morse", ui::Color::green(), &bitmap_icon_morse, [&nav]() { nav.push<MorseView>(); }},
        // { "Nuoptix DTMF", ui::Color::green(), &bitmap_icon_nuoptix, [&nav](){ nav.push<NuoptixView>(); }},
        {"OOK", ui::Color::yellow(), &bitmap_icon_remote, [&nav]() { nav.push<EncodersView>(); }},
-        {"POCSAG", ui::Color::green(), &bitmap_icon_pocsag, [&nav]() { nav.push<POCSAGTXView>(); }},
+        {"POCSAG TX", ui::Color::green(), &bitmap_icon_pocsag, [&nav]() { nav.push<POCSAGTXView>(); }},
        {"RDS", ui::Color::green(), &bitmap_icon_rds, [&nav]() { nav.push<RDSView>(); }},
        {"Soundbrd", ui::Color::green(), &bitmap_icon_soundboard, [&nav]() { nav.push<SoundBoardView>(); }},
        {"S.Painter", ui::Color::orange(), &bitmap_icon_paint, [&nav]() { nav.push<SpectrumPainterView>(); }},
@@ -560,7 +610,7 @@ UtilitiesMenuView::UtilitiesMenuView(NavigationView& nav) {
        {"File Manager", Color::green(), &bitmap_icon_dir, [&nav]() { nav.push<FileManagerView>(); }},
        {"Freq. Manager", Color::green(), &bitmap_icon_freqman, [&nav]() { nav.push<FrequencyManagerView>(); }},
        {"Notepad", Color::dark_cyan(), &bitmap_icon_notepad, [&nav]() { nav.push<TextEditorView>(); }},
-        {"IQ Trim", Color::orange(), &bitmap_icon_cut, [&nav]() { nav.push<IQTrimView>(); }},
+        {"IQ Trim", Color::orange(), &bitmap_icon_trim, [&nav]() { nav.push<IQTrimView>(); }},
        {"SD Over USB", Color::yellow(), &bitmap_icon_hackrf, [&nav]() { nav.push<SdOverUsbView>(); }},
        {"Signal Gen", Color::green(), &bitmap_icon_cwgen, [&nav]() { nav.push<SigGenView>(); }},
        // {"Test App", Color::dark_grey(), nullptr, [&nav](){ nav.push<TestView>(); }},
@@ -44,6 +44,9 @@
 #include <vector>
 #include <utility>

+// for incrementing fake date when RTC battery is dead
+#define DATE_FILEFLAG u"/SETTINGS/DATE_FILEFLAG"
+
 using namespace sd_card;

 namespace ui {
@@ -235,6 +238,7 @@ class SystemStatusView : public View {
    void on_title();
    void refresh();
    void on_clk();
+    void rtc_battery_workaround();

    MessageHandlerRegistration message_handler_refresh{
        Message::ID::StatusRefresh,
@@ -66,7 +66,7 @@ SECTIONS
        PROVIDE(__fini_array_end = .);
    } > flash

-    .text : ALIGN(16) SUBALIGN(16)
+    .text : ALIGN(4) SUBALIGN(4)
    {
        *(.text.startup.*)
        *(.text)
--- a/Show More
+++ b/Show More
Author	SHA1	Message	Date
jLynx	3db8a5ac5b	Stable v1.8.0 release (#1504 ) * Update version.txt * Update past_version.txt	2023-10-17 15:20:40 +13:00
Mark Thompson	266a626acf	POCSAG TX default freq (#1503 ) * Changed name for blacklist * Set default POCSAG TX freq to same as in POCSAG RX	2023-10-16 21:32:07 +02:00
Mark Thompson	411e2fb93a	Hide unwanted apps by naming them in SETTINGS/blacklist file (#1502 ) * Add files via upload * Add files via upload * Add files via upload * Add files via upload * Changed some app name strings for blacklist	2023-10-15 18:04:26 -05:00
Mark Thompson	6ed83c08e3	Renamed .ini file for Burger Pager app (#1500 )	2023-10-14 21:08:39 +02:00
Mark Thompson	9929376acf	Added Freq to Radio State, only update specified App Settings, always Load/Save Settings (#1498 ) * Add files via upload * Add files via upload * Add files via upload * Add files via upload * Add files via upload * Add files via upload * Add files via upload * Add files via upload	2023-10-14 11:33:52 -05:00
Mark Thompson	5135b6404d	Prevent unnecessary CPLD SRAM load on first RX operation (#1494 )	2023-10-14 10:28:44 +02:00
Mark Thompson	790669c242	Added Transmitter settings to 2nd DFU overlay screen (#1497 ) * Added Transmitter settings to 2nd DFU overlay	2023-10-14 10:25:40 +02:00
Brumi-2021	4bb8b1882c	Error correction. Now comments matching with value (#1496 )	2023-10-12 19:56:27 +02:00
Brumi-2021	56702ca7c2	Applying a proper TX_LPF to all remaining TX App (#1495 )	2023-10-12 18:02:38 +02:00
Erwin Ried	9be4b9596d	Update README.md (#1491 ) Changing the introductory video with a newer one with a guy with weird danish accented english	2023-10-12 07:57:34 +02:00
Mark Thompson	37c6b35fb7	Moved external Font Viewer app to DEBUG menu (#1485 ) * Updated icon * Support external apps on DEBUG menu screen	2023-10-11 18:32:01 +02:00
Mark Thompson	5cd7a09797	Disable display scroll before showing fault debug message (#1482 )	2023-10-11 07:45:45 +02:00
Mark Thompson	a1856b9bb0	Fix some Guru Meditation Faults in ADSB-RX app (#1483 ) * Don't use screen_rect in functions called from rtc_timer_tick * Pause AircraftRecentEntry list changes when AC Details screen is displayed	2023-10-11 07:44:56 +02:00
Mark Thompson	29a36c8658	Revived Fonts Viewer as an External app (in Utilities menu) (#1484 ) * Add files via upload * Moved Font Viewer to external app	2023-10-11 07:43:56 +02:00
gullradriel	264b1b38ba	fix complicated timing logic (#1480 )	2023-10-09 20:01:40 +02:00
Mark Thompson	65e71508ac	Incrementing date workaround for dead RTC battery (#1479 ) * Enable f_utime function * Added file_update_date() function * Added rtc_battery_workaround() function * Update ui_navigation.cpp	2023-10-09 12:04:46 +02:00
Mark Thompson	e5546159c5	Kludge fix for null parent() (#1477 )	2023-10-09 12:03:11 +02:00
gullradriel	d7c961ea4f	Fixing empty output file/store button/text display (#1475 )	2023-10-08 22:21:00 +02:00
Mark Thompson	ad987f2b5e	Added new icon for IQ Trim, and IQ Trim Button in FileMan (#1476 ) * Add files via upload * Added trim icon * Added trim icon * Added Trim button to FileMan * Added Trim button to FileMan * Added Trim button to FileMan * Added Trim button to FileMan	2023-10-08 14:57:59 -05:00
Brumi-2021	defb934c3f	Activating TX Low Pass Filter in Second IF IC (#1470 ) * Activating TX Low Pass Filter in Second IF IC * solving PR conversation revisions * Final TX LPF decision for ADSB_TX * Small comments correction. * Added set TX LPF also in APRS, BurgerPgr,Jammer	2023-10-08 17:50:31 +02:00
Bernd Herzog	5a850984b9	Calculator app (#1474 ) * implemented calculator app * improved output * refactoring	2023-10-08 16:24:02 +02:00
Bernd Herzog	1185b67b28	changed alignment for text sections (#1473 )	2023-10-07 15:30:43 +02:00