portapack-mayhem/firmware/application/protocols/modems.hpp
furrtek b29c1d9749 Finally found what was eating all the RAM :D
Re-enabled the tone key selector in Soundboard
Soundboard now uses OutputStream, like Replay
Constexpr'd a bunch of consts which were going to BSS section
Exiting an app now goes back to main menu
Cleaned up Message array
2018-05-15 23:35:30 +01:00

66 lines
1.7 KiB
C++

/*
* Copyright (C) 2014 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.hpp"
#include <cstring>
#include <string>
#ifndef __MODEMS_H__
#define __MODEMS_H__
namespace modems {
#define MODEM_DEF_COUNT 7
#define AFSK_TX_SAMPLERATE 1536000U
enum ModemModulation {
AFSK = 0,
FSK,
PSK,
AM // SSB
};
struct modem_def_t {
char name[16];
ModemModulation modulation;
uint16_t mark_freq;
uint16_t space_freq;
uint16_t baudrate;
};
constexpr modem_def_t modem_defs[MODEM_DEF_COUNT] = {
{ "Bell202", AFSK, 1200, 2200, 1200 },
{ "Bell103", AFSK, 1270, 1070, 300 },
{ "V21", AFSK, 980, 1180, 300 },
{ "V23 M1", AFSK, 1300, 1700, 600 },
{ "V23 M2", AFSK, 1300, 2100, 1200 },
{ "RTTY US", AM, 2295, 2125, 45 },
{ "RTTY EU", AM, 2125, 1955, 45 }
};
void generate_data(const std::string& in_message, uint16_t * out_data);
uint32_t deframe_word(uint32_t raw_word);
} /* namespace modems */
#endif/*__MODEMS_H__*/