mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2026-08-24 16:39:04 +00:00
Microphone tx is mostly working, Voice activation, PTT, CTCSS...
Transmit bandwidth bugfix TX LED is now only lit when using rf amp VU-meter widget Added gain parameter for baseband audio TX
This commit is contained in:
furrtek
@@ -1,5 +1,6 @@
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/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2016 Furrtek
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*
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* This file is part of PortaPack.
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*
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@@ -22,53 +23,102 @@
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#include "ui_audiotx.hpp"
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#include "baseband_api.hpp"
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#include "ui_alphanum.hpp"
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#include "hackrf_gpio.hpp"
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#include "audio.hpp"
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#include "portapack.hpp"
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#include "pins.hpp"
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#include "string_format.hpp"
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#include "irq_controls.hpp"
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#include "portapack_shared_memory.hpp"
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#include <cstring>
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using namespace ctcss;
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using namespace portapack;
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using namespace hackrf::one;
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namespace ui {
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void AudioTXView::focus() {
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button_transmit.focus();
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field_frequency.focus();
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}
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void AudioTXView::paint(Painter& painter) {
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_painter = &painter;
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void AudioTXView::update_vumeter() {
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vumeter.set_value(audio_level);
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}
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void AudioTXView::draw_vumeter() {
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uint32_t bar;
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Color color;
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bool lit = true;
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uint32_t bar_level = audio_level / 15;
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void AudioTXView::set_tx(bool enable) {
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uint32_t ctcss_index;
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bool ctcss_enabled;
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if (bar_level > 16) bar_level = 16;
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for (bar = 0; bar < 16; bar++) {
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if (bar >= bar_level)
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lit = false;
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if (enable) {
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ctcss_index = options_ctcss.selected_index();
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if (bar < 11)
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color = lit ? Color::green() : Color::dark_green();
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else if ((bar >= 11) && (bar < 13))
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color = lit ? Color::yellow() : Color::dark_yellow();
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else if ((bar >= 13) && (bar < 15))
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color = lit ? Color::orange() : Color::dark_orange();
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else
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color = lit ? Color::red() : Color::dark_red();
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if (ctcss_index) {
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ctcss_enabled = true;
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ctcss_index--;
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} else
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ctcss_enabled = false;
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_painter->fill_rectangle({ 100, (Coord)(210 - (bar * 12)), 40, 10 }, color);
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baseband::set_audiotx_data(
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1536000U / 20, // 20Hz level update
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transmitter_model.bandwidth(),
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mic_gain_x10,
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ctcss_enabled,
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(uint32_t)((ctcss_tones[ctcss_index].frequency / 1536000.0) * 0xFFFFFFFFULL)
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);
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gpio_tx.write(1);
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led_tx.on();
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transmitting = true;
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} else {
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baseband::set_audiotx_data(
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1536000U / 20, // 20Hz level update
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0, // BW 0 = TX off
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mic_gain_x10,
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false, // Ignore CTCSS
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0
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);
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gpio_tx.write(0);
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led_tx.off();
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transmitting = false;
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}
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}
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void AudioTXView::do_timing() {
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if (va_enabled) {
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if (!transmitting) {
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// Attack
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if (audio_level >= va_level) {
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if ((attack_timer >> 8) >= attack_ms) {
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decay_timer = 0;
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attack_timer = 0;
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set_tx(true);
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} else {
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attack_timer += ((256 * 1000) / 60); // 1 frame @ 60fps in ms .8 fixed point
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}
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} else {
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attack_timer = 0;
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}
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} else {
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// Decay
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if (audio_level < va_level) {
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if ((decay_timer >> 8) >= decay_ms) {
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decay_timer = 0;
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attack_timer = 0;
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set_tx(false);
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} else {
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decay_timer += ((256 * 1000) / 60); // 1 frame @ 60fps in ms .8 fixed point
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}
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} else {
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decay_timer = 0;
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}
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}
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} else {
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// PTT disable :(
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const auto switches_state = get_switches_state();
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if (!switches_state[1]) // Left button
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set_tx(false);
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}
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//text_power.set(to_string_hex(LPC_I2S0->STATE, 8) + " " + to_string_dec_uint(audio_level) + " ");
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text_power.set(to_string_dec_uint(audio_level) + " ");
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}
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void AudioTXView::on_tuning_frequency_changed(rf::Frequency f) {
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@@ -82,16 +132,31 @@ AudioTXView::AudioTXView(
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pins[P6_2].mode(3); // I2S0_RX_SDA !
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baseband::run_image(portapack::spi_flash::image_tag_mic_tx);
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transmitter_model.set_tuning_frequency(92200000);
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add_children({
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&text_power,
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&labels,
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&vumeter,
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&options_gain,
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&check_va,
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&field_va_level,
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&field_va_attack,
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&field_va_decay,
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&field_bw,
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&field_frequency,
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&button_transmit,
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&options_ctcss,
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//&check_rogerbeep,
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&text_ptt,
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&button_exit
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});
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ctcss_populate(options_ctcss);
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options_ctcss.set_selected_index(0);
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options_gain.on_change = [this](size_t, int32_t v) {
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mic_gain_x10 = v;
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};
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options_gain.set_selected_index(1); // x1.0
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field_frequency.set_value(transmitter_model.tuning_frequency());
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field_frequency.set_step(receiver_model.frequency_step());
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field_frequency.on_change = [this](rf::Frequency f) {
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@@ -106,26 +171,46 @@ AudioTXView::AudioTXView(
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};
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};
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button_transmit.on_select = [](Button&){
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transmitter_model.set_sampling_rate(1536000U);
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transmitter_model.set_rf_amp(true);
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transmitter_model.set_lna(40);
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transmitter_model.set_vga(40);
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transmitter_model.set_baseband_bandwidth(1750000);
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transmitter_model.enable();
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baseband::set_audiotx_data(
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76800, // 20Hz level update
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10000, // 10kHz bw
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false,
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0
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);
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field_bw.on_change = [this](uint32_t v) {
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transmitter_model.set_bandwidth(v * 1000);
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};
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field_bw.set_value(10);
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check_va.on_select = [this](Checkbox&, bool v) {
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va_enabled = v;
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text_ptt.hidden(v);
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set_dirty();
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};
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check_va.set_value(false);
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field_va_level.on_change = [this](int32_t v) {
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va_level = v;
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vumeter.set_mark(v);
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};
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field_va_level.set_value(40);
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field_va_attack.on_change = [this](int32_t v) {
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attack_ms = v;
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};
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field_va_attack.set_value(500);
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field_va_decay.on_change = [this](int32_t v) {
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decay_ms = v;
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};
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field_va_decay.set_value(2000);
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button_exit.on_select = [&nav](Button&){
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nav.pop();
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};
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// Run baseband as soon as the app starts to get audio levels without transmitting (rf amp off)
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transmitter_model.set_sampling_rate(1536000U);
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transmitter_model.set_rf_amp(true);
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transmitter_model.set_baseband_bandwidth(1750000);
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transmitter_model.enable();
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set_tx(false);
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audio::set_rate(audio::Rate::Hz_24000);
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audio::input::start();
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}
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