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mayhem-firmware/firmware/application/apps/ui_mictx.cpp
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

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/*
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
* Copyright (C) 2016 Furrtek
*
* This file is part of PortaPack.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include "ui_mictx.hpp"
#include "audio.hpp"
#include "baseband_api.hpp"
#include "irq_controls.hpp"
#include "ui_freqman.hpp"
#include "portapack_hal.hpp"
#include "string_format.hpp"
#include "tonesets.hpp"
#include "ui_tone_key.hpp"
#include "wm8731.hpp"
#include <cstring>
using namespace tonekey;
using namespace portapack;
using wolfson::wm8731::WM8731;
WM8731 audio_codec_wm8731{i2c0, 0x1a};
namespace ui {
void MicTXView::focus() {
switch (focused_ui) {
case 0:
field_frequency.focus();
break;
case 1:
field_rxfrequency.focus();
break;
default:
field_va.focus();
break;
}
}
void MicTXView::update_vumeter() {
vumeter.set_value(audio_level);
}
void MicTXView::on_tx_progress(const bool done) {
// Roger beep played, stop transmitting
if (done)
set_tx(false);
}
void MicTXView::configure_baseband() {
// TODO: Can this use the transmitter model instead?
baseband::set_audiotx_config(
sampling_rate / 20, // Update vu-meter at 20Hz
transmitting ? transmitter_model.channel_bandwidth() : 0,
mic_gain,
shift_bits_s16, // to be used in dsp_modulate
TONES_F2D(tone_key_frequency(tone_key_index), sampling_rate),
enable_am,
enable_dsb,
enable_usb,
enable_lsb);
}
void MicTXView::set_tx(bool enable) {
if (enable) {
if (rx_enabled) // If audio RX is enabled
rxaudio(false); // Then turn off audio RX
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 {
if (transmitting && rogerbeep_enabled) {
baseband::request_beep(); // Transmit the roger beep
transmitting = false; // And flag the end of the transmission so ...
} else { // (if roger beep was enabled, this will be executed after the beep ends transmitting.
transmitting = false;
configure_baseband();
transmitter_model.disable();
if (rx_enabled) // If audio RX is enabled and we've been transmitting
rxaudio(true); // Turn back on audio RX
}
}
}
void MicTXView::do_timing() {
if (va_enabled) {
if (!transmitting) {
// Attack
if (audio_level >= va_level) {
if ((attack_timer >> 8) >= attack_ms) {
decay_timer = 0;
attack_timer = 0;
set_tx(true);
} else {
attack_timer += lcd_frame_duration;
}
} else {
attack_timer = 0;
}
} else {
// Decay
if (audio_level < va_level) {
if ((decay_timer >> 8) >= decay_ms) {
decay_timer = 0;
attack_timer = 0;
set_tx(false);
} else {
decay_timer += lcd_frame_duration;
}
} else {
decay_timer = 0;
}
}
} else {
// Check for PTT release
const auto switches_state = get_switches_state();
if (!switches_state[4] && transmitting && !button_touch) // Select button
set_tx(false);
}
}
void MicTXView::rxaudio(bool is_on) {
if (is_on) {
audio::input::stop();
baseband::shutdown();
if (enable_am || enable_usb || enable_lsb || enable_dsb) { // "NFM/FM", 0, " WFM ", 1, " AM ", 2, " USB ", 3, " LSB ", 4, " DSB-SC", 5
baseband::run_image(portapack::spi_flash::image_tag_am_audio);
receiver_model.set_modulation(ReceiverModel::Mode::AMAudio); // that AM demodulation engine is common to all Amplitude mod : AM/USB/LSB/DSB (2,3,4,5)
if (options_mode.selected_index() < 5) // We will be called here with 2,3,4,5. We treat here demod. filter 2,3,4; (excluding DSB-C case (5) it is treated more down).
receiver_model.set_am_configuration(options_mode.selected_index() - 1); // selecting proper filter(2,3,4). 2-1=1=>6k-AM(1), 3-1=2=>+3k-USB(2), 4-1=3=>-3K-LSB(3),
} else { // We are in NFM/FM or WFM (NFM BW:8k5 or 11k / FM BW 16k / WFM BW:200k)
if (enable_wfm) { // WFM, BW 200Khz aprox, or the two new addional BW filters (180k, 40k)
baseband::run_image(portapack::spi_flash::image_tag_wfm_audio);
receiver_model.set_modulation(ReceiverModel::Mode::WidebandFMAudio);
// receiver_model.set_wfm_configuration(n); // it is called above, depending user's selection (200k, 180k, 0k).
} else { // NFM BW:8k5 or 11k / FM BW 16k
baseband::run_image(portapack::spi_flash::image_tag_nfm_audio);
receiver_model.set_modulation(ReceiverModel::Mode::NarrowbandFMAudio); //
// receiver_model.set_nbfm_configuration(n); is called above, depending user's selection (8k5, 11k, 16k).
}
}
if (bool_same_F_tx_rx_enabled) // when stop TX, define to which freq RX we return
receiver_model.set_target_frequency(tx_frequency); // Update freq also for RX = TX
else
receiver_model.set_target_frequency(rx_frequency); // Now with separate freq controls!
receiver_model.set_lna(rx_lna);
receiver_model.set_vga(rx_vga);
receiver_model.set_rf_amp(rx_amp);
receiver_model.enable();
audio::output::start();
} else { // These incredibly convoluted steps are required for the vumeter to reappear when stopping RX.
receiver_model.set_modulation(ReceiverModel::Mode::NarrowbandFMAudio); // This fixes something with AM RX...
receiver_model.disable();
baseband::shutdown();
baseband::run_image(portapack::spi_flash::image_tag_mic_tx);
audio::output::stop();
audio::input::start(ak4951_alc_and_wm8731_boost_GUI); // When detected AK4951 => set up ALC mode; when detected WM8731 => set up mic_boost ON/OFF.
portapack::pin_i2s0_rx_sda.mode(3);
configure_baseband();
}
}
void MicTXView::set_ptt_visibility(bool v) {
tx_button.hidden(!v);
}
MicTXView::MicTXView(
NavigationView& nav) {
portapack::pin_i2s0_rx_sda.mode(3); // This is already done in audio::init but gets changed by the CPLD overlay reprogramming
baseband::run_image(portapack::spi_flash::image_tag_mic_tx);
if (audio::debug::codec_name() == "WM8731") {
add_children({&labels_WM8731, // we have audio codec WM8731, same MIC menu as original.
&vumeter,
&options_gain, // MIC GAIN float factor on the GUI.
&options_wm8731_boost_mode,
// &check_va,
&field_va,
&field_va_level,
&field_va_attack,
&field_va_decay,
&field_bw,
&tx_view, // it already integrates previous rfgain, rfamp.
&options_mode,
&field_frequency,
&options_tone_key,
&check_rogerbeep,
&check_common_freq_tx_rx, // added to handle common or separate freq- TX/RX
&check_rxactive,
&field_volume,
&field_rxbw,
&field_squelch,
&field_rxfrequency,
&field_rxlna,
&field_rxvga,
&field_rxamp,
&tx_button});
} else {
add_children({&labels_AK4951, // we have audio codec AK4951, enable Automatic Level Control
&vumeter,
&options_gain,
&options_ak4951_alc_mode,
// &check_va,
&field_va,
&field_va_level,
&field_va_attack,
&field_va_decay,
&field_bw,
&tx_view, // it already integrates previous rfgain, rfamp.
&options_mode,
&field_frequency,
&options_tone_key,
&check_rogerbeep,
&check_common_freq_tx_rx, // added to handle common or separate freq- TX/RX
&check_rxactive,
&field_volume,
&field_rxbw,
&field_squelch,
&field_rxfrequency,
&field_rxlna,
&field_rxvga,
&field_rxamp,
&tx_button});
}
tone_keys_populate(options_tone_key);
options_tone_key.on_change = [this](size_t i, int32_t) {
tone_key_index = i;
};
options_tone_key.set_selected_index(0);
options_gain.on_change = [this](size_t, int32_t v) {
mic_gain = v / 10.0;
configure_baseband();
};
options_gain.set_selected_index(1); // x1.0 preselected default.
if (audio::debug::codec_name() == "WM8731") {
options_wm8731_boost_mode.on_change = [this](size_t, int8_t v) {
switch (v) {
case 0: // +12 dB’s respect reference level orig fw 1.5.x fw FM : when +20dB's boost ON) and shift bits (>>8),
shift_bits_s16 = 6; // now mic-boost on (+20dBs) and shift bits (>>6), +20+12=32 dB’s (orig fw +20 dBs+ 0dBs)=> +12dB's respect ref.
break;
case 1: // +06 dB’s reference level, (when +20dB's boost ON)
shift_bits_s16 = 7; // now mic-boost on (+20dBs) and shift bits (>>7), +20+06=26 dB’s (orig fw +20 dBs+ 0dBs) => +06dB's respect ref.
break;
case 2:
shift_bits_s16 = 4; // +04 dB’s respect ref level, (when +20dB's boost OFF)
break; // now mic-boost off (+00dBs) shift bits (4) (+0+24dB's)=24 dBs => +04dB's respect ref.
case 3:
shift_bits_s16 = 5; // -02 dB’s respect ref level, (when +20dB's boost OFF)
break; // now mic-boost off (+00dBs) shift bits (5) (+0+18dB's)=18 dBs => -02dB's respect ref.
case 4:
shift_bits_s16 = 6; // -08 dB’s respect ref level, (when +20dB's boost OFF)
break; // now mic-boost off (+00dBs) shift bits (6) (+0+12dB's)=12 dBs => -08dB's respect ref.
}
ak4951_alc_and_wm8731_boost_GUI = v; // 0..4, WM8731_boost dB's options, (combination boost on/off, and effective gain in captured data >>x)
audio::input::start(ak4951_alc_and_wm8731_boost_GUI); // Detected (WM8731), set up the proper wm_boost on/off, 0..4 (0,1) boost_on, (2,3,4) boost_off
configure_baseband(); // to update in real time, sending msg, var-parameters >>shift_bits FM msg, to audio_tx from M0 to M4 Proc -
};
options_wm8731_boost_mode.set_selected_index(3); // preset GUI index 3 as default WM -> -02 dB's.
} else {
shift_bits_s16 = 8; // Initialized default fixed >>8_FM for FM tx mod, shift audio data for AK4951, using top 8 bits s16 data (>>8)
options_ak4951_alc_mode.on_change = [this](size_t, int8_t v) {
ak4951_alc_and_wm8731_boost_GUI = v; // 0..11, AK4951 Mic -Automatic volume Level Control options,
audio::input::start(ak4951_alc_and_wm8731_boost_GUI); // Detected (AK4951) ==> Set up proper ALC mode from 0..11 options
configure_baseband(); // sending fixed >>8_FM, var-parameters msg, to audiotx from this M0 to M4 process.
};
}
// options_ak4951_alc_mode.set_selected_index(0);
tx_frequency = transmitter_model.target_frequency();
field_frequency.set_value(transmitter_model.target_frequency());
field_frequency.set_step(receiver_model.frequency_step());
field_frequency.on_change = [this](rf::Frequency f) {
tx_frequency = f;
if (!rx_enabled) { // not activated receiver. just update freq TX
transmitter_model.set_target_frequency(f);
} else { // activated receiver.
if (bool_same_F_tx_rx_enabled) // user selected common freq- TX = RX
receiver_model.set_target_frequency(f); // Update common freq also for RX
}
};
field_frequency.on_edit = [this, &nav]() {
focused_ui = 0;
// TODO: Provide separate modal method/scheme?
auto new_view = nav.push<FrequencyKeypadView>(tx_frequency);
new_view->on_changed = [this](rf::Frequency f) {
tx_frequency = f;
if (!rx_enabled) {
transmitter_model.set_target_frequency(f);
} else {
if (bool_same_F_tx_rx_enabled)
receiver_model.set_target_frequency(f); // Update freq also for RX
}
this->field_frequency.set_value(f);
set_dirty();
};
};
field_bw.on_change = [this](uint32_t v) {
transmitter_model.set_channel_bandwidth(v * 1000);
};
field_bw.set_value(10); // pre-default first time, TX deviation FM for NFM / FM
// now, no need direct update, field_rfgain, field_rfamp (it is done in ui_transmitter.cpp)
options_mode.on_change = [this](size_t, int32_t v) { // { "NFM/FM", 0 }, { " WFM ", 1 }, { "AM", 2 }, { "USB", 3 }, { "LSB", 4 }, { "DSB", 5 }
enable_am = false;
enable_usb = false;
enable_lsb = false;
enable_dsb = false;
enable_wfm = false;
using option_t = std::pair<std::string, int32_t>;
using options_t = std::vector<option_t>;
options_t rxbw; // Aux structure to change dynamically field_rxbw contents,
switch (v) {
case 0: //{ "FM", 0 }
enable_am = false;
enable_usb = false;
enable_lsb = false;
enable_dsb = false;
field_bw.set_value(10); // pre-default deviation FM for WFM
// field_bw.set_value(transmitter_model.channel_bandwidth() / 1000);
// if (rx_enabled)
rxaudio(rx_enabled); // Update now if we have RX audio on
options_tone_key.hidden(0); // we are in FM mode, we should have active the Key-tones & CTCSS option.
freqman_set_bandwidth_option(NFM_MODULATION, field_rxbw); // restore dynamic field_rxbw value with NFM options from freqman_db.cpp
field_rxbw.set_by_value(2); // // bw 16k (2) default
field_rxbw.hidden(0); // we are in FM mode, we need to allow the user set up of the RX NFM BW selection (8K5, 11K, 16K)
field_bw.hidden(0); // we are in FM mode, we need to allow FM deviation parameter, in non FM mode.
break;
case 1: //{ "WFM", 1 }
enable_am = false;
enable_usb = false;
enable_lsb = false;
enable_dsb = false;
enable_wfm = true;
field_bw.set_value(75); // pre-default deviation FM for WFM
// field_bw.set_value(transmitter_model.channel_bandwidth() / 1000);
// if (rx_enabled)
rxaudio(rx_enabled); // Update now if we have RX audio on
options_tone_key.hidden(0); // we are in WFM mode, we should have active the Key-tones & CTCSS option.
freqman_set_bandwidth_option(WFM_MODULATION, field_rxbw); // restore dynamic field_rxbw value with WFM options from freqman_db.cpp
field_rxbw.set_by_value(0); // bw 200k (0) default
field_rxbw.hidden(0); // we are in WFM mode, we need to show to the user the selected BW WFM filter.
field_bw.hidden(0); // we are in WFM mode, we need to allow WFM deviation parameter, in non FM mode.
break;
case 2: //{ "AM", 2 }
enable_am = true;
rxaudio(rx_enabled); // Update now if we have RX audio on
options_tone_key.set_selected_index(0); // we are NOT in FM mode, we reset the possible previous key-tones &CTCSS selection.
set_dirty(); // Refresh display
options_tone_key.hidden(1); // we hide that Key-tones & CTCSS input selecction, (no meaning in AM/DSB/SSB).
rxbw.emplace_back("DSB 9k", 0); // we offer in AM DSB two audio BW 9k / 6k.
rxbw.emplace_back("DSB 6k", 1);
field_rxbw.set_options(rxbw); // store that aux GUI option to the field_rxbw.
field_rxbw.hidden(0); // we show fixed RX AM BW 6Khz
field_bw.hidden(1); // we hide the FM TX deviation parameter, in non FM mode.
check_rogerbeep.hidden(0); // make visible again the "rogerbeep" selection.
break;
case 3: //{ "USB", 3 }
enable_usb = true;
rxaudio(rx_enabled); // Update now if we have RX audio on
check_rogerbeep.set_value(false); // reset the possible activation of roger beep, because it is not compatible with SSB, by now.
check_rogerbeep.hidden(1); // hide that roger beep selection.
rxbw.emplace_back("USB+3k", 0); // locked a fixed option, to display it.
field_rxbw.set_options(rxbw); // store that aux GUI option to the field_rxbw.
set_dirty(); // Refresh display
break;
case 4: //{ "LSB", 4 }
enable_lsb = true;
rxaudio(rx_enabled); // Update now if we have RX audio on
check_rogerbeep.set_value(false); // reset the possible activation of roger beep, because it is not compatible with SSB, by now.
check_rogerbeep.hidden(1); // hide that roger beep selection.
rxbw.emplace_back("LSB-3k", 0); // locked a fixed option, to display it.
field_rxbw.set_options(rxbw); // store that aux GUI option to the field_rxbw.
set_dirty(); // Refresh display
break;
case 5: //{ "DSB-SC", 5 }
enable_dsb = true;
rxaudio(rx_enabled); // Update now if we have RX audio on
check_rogerbeep.hidden(0); // make visible again the "rogerbeep" selection.
rxbw.emplace_back("USB+3k", 0); // added dynamically two options (index 0,1) to that DSB-SC case to the field_rxbw value.
rxbw.emplace_back("LSB-3k", 1);
field_rxbw.set_options(rxbw); // store that aux GUI option to the field_rxbw.
break;
}
// configure_baseband();
};
/*
check_va.on_select = [this](Checkbox&, bool v) {
va_enabled = v;
text_ptt.hidden(v); //hide / show PTT text
check_rxactive.hidden(v); //hide / show the RX AUDIO
set_dirty(); //Refresh display
};
*/
field_va.set_selected_index(1);
field_va.on_change = [this](size_t, int32_t v) {
switch (v) {
case 0:
va_enabled = 0;
this->set_ptt_visibility(0);
check_rxactive.hidden(0);
ptt_enabled = 0;
break;
case 1:
va_enabled = 0;
this->set_ptt_visibility(1);
check_rxactive.hidden(0);
ptt_enabled = 1;
break;
case 2:
if (!rx_enabled) {
va_enabled = 1;
this->set_ptt_visibility(0);
check_rxactive.hidden(1);
ptt_enabled = 0;
} else {
field_va.set_selected_index(1);
}
break;
}
set_dirty();
};
check_rogerbeep.on_select = [this](Checkbox&, bool v) {
rogerbeep_enabled = v;
};
check_common_freq_tx_rx.on_select = [this](Checkbox&, bool v) {
bool_same_F_tx_rx_enabled = v;
field_rxfrequency.hidden(v); // Hide or show separated freq RX field. (When no hide user can enter down indep. freq for RX)
set_dirty(); // Refresh GUI interface
receiver_model.set_target_frequency(v ? tx_frequency : rx_frequency); // To go to the proper tuned freq. when toggling it
};
field_va_level.on_change = [this](int32_t v) {
va_level = v;
vumeter.set_mark(v);
};
field_va_level.set_value(40);
field_va_attack.on_change = [this](int32_t v) {
attack_ms = v;
};
field_va_attack.set_value(500);
field_va_decay.on_change = [this](int32_t v) {
decay_ms = v;
};
field_va_decay.set_value(1000);
check_rxactive.on_select = [this](Checkbox&, bool v) {
// vumeter.set_value(0); //Start with a clean vumeter
rx_enabled = v;
// check_va.hidden(v); //Hide or show voice activation
rxaudio(v); // Activate-Deactivate audio rx accordingly
set_dirty(); // Refresh interface
};
field_rxbw.on_change = [this](size_t, int32_t v) {
if (!(enable_am || enable_usb || enable_lsb || enable_dsb || enable_wfm)) {
// In Previous fw versions, that nbfm_configuration(n) was done in any mode (FM/AM/SSB/DSB)...strictly speaking only need it in (NFM/FM)
receiver_model.set_nbfm_configuration(v); // we are in NFM/FM case, we need to select proper NFM/FM RX channel filter, NFM BW 8K5(0), NFM BW 11K(1), FM BW 16K (2)
} else { // we are not in NFM/FM mode. (we could be in any of the rest : AM /USB/LSB/DSB-SC)
if (enable_am) { // we are in AM TX mode, we will allow both independent RX audio BW : AM 9K (9K00AE3 / AM 6K (6K00AE3). (In AM option v can be 0 (9k), 1 (6k)
receiver_model.set_am_configuration(v); // we are in AM TX mode, we need to select proper AM full path config AM-9K filter. 0+0 =>AM-9K(0), 0+1=1 =>AM-6K(1),
}
if (enable_dsb) { // we are in DSB-SC in TX mode, we will allow both independent RX SSB demodulation (USB / LSB side band). in that submenu, v is 0 (SSB1 USB) or 1 (SSB2 LSB)
receiver_model.set_am_configuration(v + 2); // we are in DSB-SC TX mode, we need to select proper SSB filter. 0+2 =>usb(2), 1+2=3 =>lsb(3),
}
if (enable_wfm) {
receiver_model.set_wfm_configuration(v); // we are in WFM case, we need to select proper WFB RX BW filter, WFM BW 200K(0), WFM BW 180K(1), WFM BW 40K(2)
}
}
};
field_squelch.on_change = [this](int32_t v) {
receiver_model.set_squelch_level(100 - v);
};
field_squelch.set_value(0);
receiver_model.set_squelch_level(0);
rx_frequency = receiver_model.target_frequency();
field_rxfrequency.set_value(rx_frequency);
field_rxfrequency.set_step(receiver_model.frequency_step());
field_rxfrequency.on_change = [this](rf::Frequency f) { // available when field rxfrequency not hidden => user selected separated freq RX/TX-
rx_frequency = f;
if (rx_enabled)
receiver_model.set_target_frequency(f);
};
field_rxfrequency.on_edit = [this, &nav]() { // available when field rxfrequency not hidden => user selected separated freq RX/TX-
focused_ui = 1;
// TODO: Provide separate modal method/scheme?
auto new_view = nav.push<FrequencyKeypadView>(rx_frequency);
new_view->on_changed = [this](rf::Frequency f) {
rx_frequency = f;
if (rx_enabled)
receiver_model.set_target_frequency(f);
this->field_rxfrequency.set_value(f);
set_dirty();
};
};
rx_lna = receiver_model.lna();
field_rxlna.on_change = [this](int32_t v) {
rx_lna = v;
if (rx_enabled)
receiver_model.set_lna(v);
};
field_rxlna.set_value(rx_lna);
rx_vga = receiver_model.vga();
field_rxvga.on_change = [this](int32_t v) {
rx_vga = v;
if (rx_enabled)
receiver_model.set_vga(v);
};
field_rxvga.set_value(rx_vga);
rx_amp = receiver_model.rf_amp();
field_rxamp.on_change = [this](int32_t v) {
rx_amp = v;
if (rx_enabled)
receiver_model.set_rf_amp(rx_amp);
};
field_rxamp.set_value(rx_amp);
tx_button.on_select = [this](Button&) {
if (ptt_enabled && !transmitting) {
set_tx(true);
}
};
tx_button.on_touch_release = [this](Button&) {
if (button_touch) {
button_touch = false;
set_tx(false);
}
};
tx_button.on_touch_press = [this](Button&) {
if (!transmitting) {
button_touch = true;
}
};
// These shouldn't be necessary, but because
// this app uses both transmitter_model and directly
// configures the baseband, these end up being required.
transmitter_model.set_sampling_rate(sampling_rate);
transmitter_model.set_baseband_bandwidth(1750000);
set_tx(false);
audio::set_rate(audio::Rate::Hz_24000);
audio::input::start(ak4951_alc_and_wm8731_boost_GUI); // When detected AK4951 => set up ALC mode; when detected WM8731 => set up mic_boost ON/OFF.
}
MicTXView::MicTXView(
NavigationView& nav,
ReceiverModel::settings_t override)
: MicTXView(nav) {
// Try to use the modulation/bandwidth from RX settings.
// TODO: These concepts should be merged so there's only one.
// TODO: enums/constants for these indexes.
switch (override.mode) {
case ReceiverModel::Mode::AMAudio:
options_mode.set_selected_index(2);
break;
case ReceiverModel::Mode::NarrowbandFMAudio:
options_mode.set_selected_index(0);
break;
case ReceiverModel::Mode::WidebandFMAudio:
options_mode.set_selected_index(1);
break;
// Unsupported modulations.
case ReceiverModel::Mode::SpectrumAnalysis:
case ReceiverModel::Mode::Capture:
default:
break;
}
// TODO: bandwidth selection is tied too tightly to the UI
// controls. It's not possible to set the bandwidth here without
// refactoring. Also options_mode seems to have a category error.
}
MicTXView::~MicTXView() {
audio::input::stop();
transmitter_model.set_target_frequency(tx_frequency);
transmitter_model.disable();
if (rx_enabled) // Also turn off audio rx if enabled
rxaudio(false);
baseband::shutdown();
}
} // namespace ui
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