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Morse TX foxhunt codes are working

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This commit is contained in:
furrtek 2017-02-13 23:24:42 +00:00
parent 4e8980e5d8
commit 6c86ad1b72
8 changed files with 330 additions and 182 deletions
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103
firmware/application/ui_morse.cpp
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@ -32,19 +32,19 @@ Continuous (Fox-oring)
#include "portapack.hpp"
#include "baseband_api.hpp"
#include "portapack_persistent_memory.hpp"
#include <cstring>
#include <stdio.h>
using namespace portapack;
using namespace morse;
// TODO: Live keying mode: Dit on left key, dah on right ?
namespace ui {
void MorseView::focus() {
button_transmit.focus();
tx_view.focus();
}
MorseView::~MorseView() {
@ -56,48 +56,25 @@ void MorseView::paint(Painter& painter) {
(void)painter;
}
void MorseView::generate_message(char * text) {
char ch;
size_t i, c;
uint8_t code;
uint8_t morse_message[256];
bool MorseView::start_tx() {
size_t symbol_count;
std::string message;
ToneDef * tone_defs = shared_memory.bb_data.tones_data.tone_defs;
// TODO: OOB check on morse_message[]
i = 0;
while ((ch = (*text++))) {
if ((ch >= 'a') && (ch <= 'z')) // Make uppercase
ch -= 32;
if ((ch >= 'A') && (ch <= 'Z')) {
code = morse_ITU[ch - 'A' + 10];
for (c = 0; c < (code & 7); c++) {
morse_message[i++] = (code << c) >> 7; // Dot/dash
morse_message[i++] = 2; // Silence
}
morse_message[i - 1] = 3; // Letter silence
} else if (ch == ' ') {
morse_message[i++] = 4; // Word silence
}
if (checkbox_foxhunt.value()) {
message = foxhunt_codes[options_foxhunt.selected_index_value()];
} else {
message = "ABCDEFGHIJKLMN";
}
memcpy(shared_memory.bb_data.tones_data.message, morse_message, i);
symbol_count = morse_encode(message, field_time_unit.value(), field_tone.value());
(*tone_defs).delta = MORSE_TONE_DELTA; // Dot
(*tone_defs++).duration = MORSE_DOT;
(*tone_defs).delta = MORSE_TONE_DELTA; // Dash
(*tone_defs++).duration = MORSE_DASH;
(*tone_defs).delta = 0; // 1 unit silence
(*tone_defs++).duration = MORSE_SPACE;
(*tone_defs).delta = 0; // 3 unit silence
(*tone_defs++).duration = MORSE_LETTER_SPACE;
(*tone_defs).delta = 0; // 7 unit silence
(*tone_defs++).duration = MORSE_WORD_SPACE;
if (!symbol_count) {
nav_.display_modal("Error", "Message too long.", INFO, nullptr);
return false;
}
progressbar.set_max(symbol_count);
transmitter_model.set_tuning_frequency(81800000);
transmitter_model.set_sampling_rate(1536000U);
transmitter_model.set_rf_amp(true);
transmitter_model.set_lna(40);
@ -105,32 +82,54 @@ void MorseView::generate_message(char * text) {
transmitter_model.set_baseband_bandwidth(1750000);
transmitter_model.enable();
//audio::set_rate(audio::Rate::Hz_24000);
baseband::set_tones_data(5000, 0, i, false, false);
baseband::set_tones_data(transmitter_model.bandwidth(), 0, symbol_count, false, false);
return true;
}
void MorseView::transmit_done() {
transmitter_model.disable();
void MorseView::on_tx_progress(const int progress, const bool done) {
if (done) {
transmitter_model.disable();
progressbar.set_value(0);
tx_view.set_transmitting(false);
} else
progressbar.set_value(progress);
}
MorseView::MorseView(
NavigationView& nav
)
) : nav_ (nav)
{
baseband::run_image(portapack::spi_flash::image_tag_tones);
add_children({
&checkbox_foxhunt,
&options_foxhunt,
&button_transmit,
&button_exit
&text_time_unit,
&field_time_unit,
&text_tone,
&field_tone,
&progressbar,
&tx_view
});
button_transmit.on_select = [this](Button&){
//char strtest[] = "TEST";
//generate_message(strtest);
field_time_unit.set_value(50); // 50ms
field_tone.set_value(700); // 700Hz
tx_view.on_edit_frequency = [this, &nav]() {
auto new_view = nav.push<FrequencyKeypadView>(receiver_model.tuning_frequency());
new_view->on_changed = [this](rf::Frequency f) {
receiver_model.set_tuning_frequency(f);
};
};
button_exit.on_select = [&nav](Button&){
nav.pop();
tx_view.on_start = [this]() {
if (start_tx())
tx_view.set_transmitting(true);
};
tx_view.on_stop = [this]() {
tx_view.set_transmitting(false);
};
}