mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2026-09-08 07:49:04 +00:00
Rtty tx and rx (#2977)
This commit is contained in:
Totoo
GitHub
+104
@@ -0,0 +1,104 @@
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#include "baudot.hpp"
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#include <cctype>
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namespace ui::external_app::rtty_tx {
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constexpr uint8_t CODE_FIGS = 0x1B;
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constexpr uint8_t CODE_LTRS = 0x1F;
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constexpr uint8_t CODE_SPACE = 0x04;
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char BaudotCoder::get_char_mapping(bool is_figures, uint8_t index) const {
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if (index >= 32) return 0; // Safety check
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if (is_figures) {
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// ITA2 FIGURES Table
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const char figures[32] = {
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0, '3', '\n', '-', ' ', '\'', '8', '7',
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'\r', '$', '4', '\a', ',', '!', ':', '(',
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'5', '+', ')', '2', '#', '6', '0', '1',
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'9', '?', '&', 0, '.', '/', '=', 0};
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return figures[index];
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} else {
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// ITA2 LETTERS Table
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const char letters[32] = {
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0, 'E', '\n', 'A', ' ', 'S', 'I', 'U',
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'\r', 'D', 'R', 'J', 'N', 'F', 'C', 'K',
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'T', 'Z', 'L', 'W', 'H', 'Y', 'P', 'Q',
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'O', 'B', 'G', 0, 'M', 'X', 'V', 0};
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return letters[index];
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}
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}
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// --- DECODE ---
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char BaudotCoder::decode(uint8_t baudotCode) {
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uint8_t code = baudotCode & 0x1F;
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if (code == CODE_FIGS) {
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shiftState = FIGURES;
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return 0;
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}
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if (code == CODE_LTRS) {
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shiftState = LETTERS;
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return 0;
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}
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if (usos_enabled && shiftState == FIGURES && code == CODE_SPACE) {
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shiftState = LETTERS;
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return ' ';
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}
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return get_char_mapping((shiftState == FIGURES), code);
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}
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void BaudotCoder::encode(const std::string& src, uint8_t* dest, uint16_t* dest_length, uint16_t dest_max_size) {
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uint16_t idx = 0;
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for (char c : src) {
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if (idx >= dest_max_size) break;
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char upper_c = std::toupper(c);
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uint8_t code = 0;
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bool found = false;
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bool target_is_figures = false;
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if (upper_c == ' ') {
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code = CODE_SPACE;
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found = true;
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} else {
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for (int i = 1; i < 32; i++) {
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if (get_char_mapping(false, i) == upper_c) {
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code = i;
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found = true;
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target_is_figures = false;
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break;
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}
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}
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if (!found) {
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for (int i = 1; i < 32; i++) {
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if (get_char_mapping(true, i) == upper_c) {
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code = i;
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found = true;
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target_is_figures = true;
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break;
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}
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}
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}
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}
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if (found) {
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if (target_is_figures && shiftState != FIGURES) {
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if (idx + 1 >= dest_max_size) break;
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dest[idx++] = CODE_FIGS;
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shiftState = FIGURES;
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} else if (!target_is_figures && shiftState != LETTERS && code != CODE_SPACE) {
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if (idx + 1 >= dest_max_size) break;
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dest[idx++] = CODE_LTRS;
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shiftState = LETTERS;
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}
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dest[idx++] = code;
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}
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}
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if (dest_length) {
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*dest_length = idx;
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}
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}
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} // namespace ui::external_app::rtty_tx
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@@ -0,0 +1,28 @@
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#ifndef BAUDOT_HPP
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#define BAUDOT_HPP
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#include <cstdint>
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#include <string>
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namespace ui::external_app::rtty_tx {
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class BaudotCoder {
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public:
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enum ShiftState { LETTERS,
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FIGURES };
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BaudotCoder()
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: shiftState(LETTERS) {}
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char decode(uint8_t baudotCode);
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void encode(const std::string& src, uint8_t* dest, uint16_t* dest_length, uint16_t dest_max_size);
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void set_usos(bool enable) { usos_enabled = enable; } // shift == set to letters too
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private:
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ShiftState shiftState;
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bool usos_enabled = true;
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char get_char_mapping(bool is_figures, uint8_t index) const;
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};
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} // namespace ui::external_app::rtty_tx
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#endif // BAUDOT_HPP
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+83
@@ -0,0 +1,83 @@
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/*
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* Copyright (C) 2026 HTotoo
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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
|
||||
* 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
|
||||
* 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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#include "ui.hpp"
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#include "ui_rtty_tx.hpp"
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#include "ui_navigation.hpp"
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#include "external_app.hpp"
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namespace ui::external_app::rtty_tx {
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void initialize_app(ui::NavigationView& nav) {
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nav.push<RttyTxView>();
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}
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} // namespace ui::external_app::rtty_tx
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extern "C" {
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__attribute__((section(".external_app.app_rtty_tx.application_information"), used)) application_information_t _application_information_rtty_tx = {
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/*.memory_location = */ (uint8_t*)0x00000000,
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/*.externalAppEntry = */ ui::external_app::rtty_tx::initialize_app,
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/*.header_version = */ CURRENT_HEADER_VERSION,
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/*.app_version = */ VERSION_MD5,
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/*.app_name = */ "RTTY",
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/*.bitmap_data = */ {
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0x00,
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0x00,
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0xFE,
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0x1F,
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0xFE,
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0x3F,
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0x0E,
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0x78,
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0x0E,
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0x70,
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0x0E,
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0x70,
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0x0E,
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0x70,
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0x0E,
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0x78,
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0xFE,
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0x3F,
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0xFE,
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0x1F,
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0x8E,
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0x07,
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0x0E,
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0x0F,
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0x0E,
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0x1E,
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0x0E,
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0x3C,
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0x0E,
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0x78,
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0x00,
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0x00,
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},
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/*.icon_color = */ ui::Color::orange().v,
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/*.menu_location = */ app_location_t::TX,
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/*.desired_menu_position = */ -1,
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/*.m4_app_tag = portapack::spi_flash::image_tag_rttytx */ {'P', 'R', 'T', 'T'},
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/*.m4_app_offset = */ 0x00000000, // will be filled at compile time
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};
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}
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@@ -0,0 +1,154 @@
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/*
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* Copyright (C) 2026 HTotoo
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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
|
||||
* the Free Software Foundation; either version 2, or (at your option)
|
||||
* any later version.
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||||
*
|
||||
* 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,
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* Boston, MA 02110-1301, USA.
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*/
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#include "ui_rtty_tx.hpp"
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#include "audio.hpp"
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#include "rtc_time.hpp"
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#include "baseband_api.hpp"
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#include "string_format.hpp"
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#include "portapack_persistent_memory.hpp"
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using namespace portapack;
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using namespace ui;
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namespace ui::external_app::rtty_tx {
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void RttyTxView::focus() {
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options_baud.focus();
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}
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RttyTxView::RttyTxView(NavigationView& nav)
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: nav_{nav} {
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add_children({&tx_view,
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&labels,
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&options_baud,
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&options_shift,
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&btn_message,
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&text_message,
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&check_inverted,
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&options_tone,
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&text_tones});
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options_baud.on_change = [this](size_t, int32_t value) {
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baud_conf = value;
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};
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options_baud.set_by_value(baud_conf);
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options_shift.on_change = [this](size_t, int32_t value) {
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shift = value;
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refresh_tones();
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};
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options_shift.set_by_value(shift);
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btn_message.on_select = [this](Button&) {
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text_prompt(nav_, message, 64, ENTER_KEYBOARD_MODE_ALPHA, [this](std::string& new_message) {
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message = new_message;
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text_message.set(message); // maybe replace to console
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});
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};
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text_message.set(message);
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options_tone.set_by_value(mark_tone);
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options_tone.on_change = [this](size_t, int32_t value) {
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mark_tone = value;
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refresh_tones();
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};
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check_inverted.on_select = [this](Checkbox&, bool) {
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refresh_tones();
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};
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tx_view.on_edit_frequency = [this, &nav]() {
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auto new_view = nav.push<FrequencyKeypadView>(transmitter_model.target_frequency());
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new_view->on_changed = [this](rf::Frequency f) {
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transmitter_model.set_target_frequency(f);
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};
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};
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tx_view.on_start = [this]() {
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if (message.empty()) {
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nav_.display_modal("Error", "Message is empty. Please set a message to transmit.");
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return;
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}
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baseband::run_prepared_image(portapack::memory::map::m4_code.base());
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transmitter_model.set_baseband_bandwidth(2048000);
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baseband::set_sample_rate(2048000, OversampleRate::None);
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transmitter_model.set_sampling_rate(2048000);
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transmitter_model.set_baseband_bandwidth(2048000);
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transmitter_model.enable();
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rtty_message.baud = baud_conf;
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rtty_message.shift = shift;
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rtty_message.inverted = false; // check_inverted.value(); //i already invert it with the mark and space calculation
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rtty_message.mark_tone = mark;
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rtty_message.space_tone = space;
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rtty_message.stopbits = stop_bits;
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baudot_encoder.set_usos(false); // to be compatible with all
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baudot_encoder.encode(message, rtty_message.data, &rtty_message.data_len, rtty_message.max_len);
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baseband::set_rtty_config(rtty_message);
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tx_view.set_transmitting(true);
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};
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tx_view.on_stop = [this]() {
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stop();
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};
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refresh_tones();
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}
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void RttyTxView::refresh_tones() {
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std::string tones_str = "";
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int16_t shift = options_shift.selected_index_value();
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if (mark_tone == -32000) {
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mark = -shift / 2;
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space = shift / 2;
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} else {
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if (mark_tone < 0) {
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space = -(shift + abs(mark_tone));
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} else {
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space = shift + mark_tone;
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}
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mark = mark_tone;
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}
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if (check_inverted.value()) {
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int16_t tmp = mark;
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mark = space;
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space = tmp;
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}
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tones_str = "Mark:" + to_string_dec_int(mark) + " Hz, Space:" + to_string_dec_int(space) + " Hz";
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text_tones.set(tones_str);
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}
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void RttyTxView::on_tx_progress(bool done) {
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if (done) stop();
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}
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void RttyTxView::stop() {
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tx_view.set_transmitting(false);
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transmitter_model.disable();
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baseband::shutdown();
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}
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RttyTxView::~RttyTxView() {
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stop();
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}
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} // namespace ui::external_app::rtty_tx
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@@ -0,0 +1,145 @@
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/*
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* Copyright (C) 2026 HTotoo
|
||||
*
|
||||
* 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.
|
||||
*/
|
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#ifndef __UI_RTTY_TX_H__
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#define __UI_RTTY_TX_H__
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#include "ui.hpp"
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#include "ui_language.hpp"
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#include "ui_navigation.hpp"
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#include "ui_transmitter.hpp"
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#include "ui_freq_field.hpp"
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#include "app_settings.hpp"
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#include "radio_state.hpp"
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#include "log_file.hpp"
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#include "utility.hpp"
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#include "ui_fileman.hpp"
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#include "file_path.hpp"
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#include "baudot.hpp"
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using namespace ui;
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namespace ui::external_app::rtty_tx {
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class RttyTxView : public View {
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public:
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RttyTxView(NavigationView& nav);
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~RttyTxView();
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void focus() override;
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std::string title() const override { return "RTTY"; };
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|
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private:
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void on_tx_progress(bool done);
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void stop();
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void refresh_tones();
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NavigationView& nav_;
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RxRadioState radio_state_{};
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uint32_t baud_conf = 4545; // default to 45.45 baud, which is common for RTTY.
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uint32_t shift = 170; // 170 hz
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std::string message = "PORTAPACK";
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int32_t mark_tone = 0; // for option
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int16_t mark = 0, space = 170;
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uint8_t stop_bits = 3; // 2=1.0, 3=1.5, 4=2.0
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app_settings::SettingsManager settings_{
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"tx_rtty",
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app_settings::Mode::TX,
|
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{
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{"baud_conf"sv, &baud_conf},
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{"shift"sv, &shift},
|
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{"message"sv, &message},
|
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{"mark_tone"sv, &mark_tone},
|
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}};
|
||||
|
||||
Labels labels{
|
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{{UI_POS_X(0), UI_POS_Y(0)}, "Baud:", Theme::getInstance()->fg_light->foreground},
|
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{{UI_POS_X(14), UI_POS_Y(0)}, "Shift:", Theme::getInstance()->fg_light->foreground},
|
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{{UI_POS_X(15), UI_POS_Y(1)}, "Mark t:", Theme::getInstance()->fg_light->foreground},
|
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{{UI_POS_X(0), UI_POS_Y(3)}, "Message:", Theme::getInstance()->fg_light->foreground}};
|
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|
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OptionsField options_baud{
|
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{UI_POS_X(7), UI_POS_Y(0)},
|
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5,
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{{"45", 4500},
|
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{"45.45", 4545},
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{"50", 5000},
|
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{"75", 7500},
|
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{"100", 10000},
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{"110", 11000},
|
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{"150", 15000},
|
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{"200", 20000}}};
|
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|
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OptionsField options_shift{
|
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{UI_POS_X(21), UI_POS_Y(0)},
|
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5,
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{{"170", 170},
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{"85", 85},
|
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{"200", 200},
|
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{"450", 450},
|
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{"850", 850}}};
|
||||
|
||||
Checkbox check_inverted{
|
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{UI_POS_X(0), UI_POS_Y(1)},
|
||||
10,
|
||||
"Inverted",
|
||||
true};
|
||||
|
||||
OptionsField options_tone{
|
||||
{UI_POS_X(25), UI_POS_Y(1)},
|
||||
5,
|
||||
{{"CNT", -32000},
|
||||
{"0", 0},
|
||||
{"2125", 2125},
|
||||
{"-2125", -2125},
|
||||
{"1275", 1275},
|
||||
{"-1275", -1275}}};
|
||||
|
||||
Text text_tones{
|
||||
{UI_POS_X(0), UI_POS_Y(2), UI_POS_MAXWIDTH, UI_POS_HEIGHT(1)},
|
||||
"-"};
|
||||
|
||||
Button btn_message{
|
||||
{UI_POS_X(0), UI_POS_Y(3), UI_POS_WIDTH(15), UI_POS_HEIGHT(2)},
|
||||
"Set message"};
|
||||
|
||||
Text text_message{
|
||||
{UI_POS_X(0), UI_POS_Y(5), UI_POS_MAXWIDTH, UI_POS_HEIGHT(1)},
|
||||
""};
|
||||
|
||||
TransmitterView tx_view{
|
||||
(int16_t)UI_POS_Y_BOTTOM(4),
|
||||
1000,
|
||||
0};
|
||||
|
||||
RTTYDataMessage rtty_message{};
|
||||
BaudotCoder baudot_encoder{};
|
||||
|
||||
MessageHandlerRegistration message_handler_tx_progress{
|
||||
Message::ID::TXProgress,
|
||||
[this](const Message* const p) {
|
||||
const auto message = *reinterpret_cast<const TXProgressMessage*>(p);
|
||||
this->on_tx_progress(message.done);
|
||||
}};
|
||||
};
|
||||
|
||||
} // namespace ui::external_app::rtty_tx
|
||||
|
||||
#endif /*__UI_RTTY_TX_H__*/
|
||||
Reference in New Issue
Block a user