mirror of
https://github.com/eried/portapack-mayhem.git
synced 2024-10-01 01:26:06 -04:00
139 lines
3.4 KiB
C++
139 lines
3.4 KiB
C++
/*
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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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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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/*
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Keying speed: 60 or 75 PARIS
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Continuous (Fox-oring)
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12s transmit, 48s space (Sprint 1/5th)
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60s transmit, 240s space (Classic 1/5 min)
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60s transmit, 360s space (Classic 1/7 min)
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*/
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#include "ui_morse.hpp"
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#include "portapack.hpp"
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#include "baseband_api.hpp"
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#include "portapack_persistent_memory.hpp"
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#include <cstring>
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#include <stdio.h>
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using namespace portapack;
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// TODO: Live keying mode: Dit on left key, dah on right ?
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namespace ui {
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void MorseView::focus() {
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button_transmit.focus();
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}
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MorseView::~MorseView() {
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transmitter_model.disable();
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baseband::shutdown();
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}
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void MorseView::paint(Painter& painter) {
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(void)painter;
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}
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void MorseView::generate_message(char * text) {
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char ch;
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size_t i, c;
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uint8_t code;
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uint8_t morse_message[256];
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ToneDef * tone_defs = shared_memory.bb_data.tones_data.tone_defs;
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// TODO: OOB check on morse_message[]
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i = 0;
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while ((ch = (*text++))) {
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if ((ch >= 'a') && (ch <= 'z')) // Make uppercase
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ch -= 32;
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if ((ch >= 'A') && (ch <= 'Z')) {
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code = morse_ITU[ch - 'A' + 10];
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for (c = 0; c < (code & 7); c++) {
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morse_message[i++] = (code << c) >> 7; // Dot/dash
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morse_message[i++] = 2; // Silence
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}
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morse_message[i - 1] = 3; // Letter silence
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} else if (ch == ' ') {
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morse_message[i++] = 4; // Word silence
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}
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}
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memcpy(shared_memory.bb_data.tones_data.message, morse_message, i);
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(*tone_defs).delta = MORSE_TONE_DELTA; // Dot
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(*tone_defs++).duration = MORSE_DOT;
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(*tone_defs).delta = MORSE_TONE_DELTA; // Dash
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(*tone_defs++).duration = MORSE_DASH;
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(*tone_defs).delta = 0; // 1 unit silence
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(*tone_defs++).duration = MORSE_SPACE;
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(*tone_defs).delta = 0; // 3 unit silence
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(*tone_defs++).duration = MORSE_LETTER_SPACE;
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(*tone_defs).delta = 0; // 7 unit silence
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(*tone_defs++).duration = MORSE_WORD_SPACE;
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transmitter_model.set_tuning_frequency(81800000);
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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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//audio::set_rate(audio::Rate::Hz_24000);
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baseband::set_tones_data(5000, 0, i, false, false);
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}
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void MorseView::transmit_done() {
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transmitter_model.disable();
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}
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MorseView::MorseView(
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NavigationView& nav
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)
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{
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add_children({
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&checkbox_foxhunt,
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&options_foxhunt,
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&button_transmit,
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&button_exit
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});
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button_transmit.on_select = [this](Button&){
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//char strtest[] = "TEST";
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//generate_message(strtest);
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};
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button_exit.on_select = [&nav](Button&){
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nav.pop();
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};
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}
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} /* namespace ui */
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