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