MMDVMHost-Private/M17Defines.h

46 lines
1.8 KiB
C

/*
* Copyright (C) 2016,2017,2018,2020 by Jonathan Naylor G4KLX
*
* 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 of the License, 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; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#if !defined(M17DEFINES_H)
#define M17DEFINES_H
const unsigned int M17_RADIO_SYMBOL_LENGTH = 5U; // At 24 kHz sample rate
const unsigned int M17_FRAME_LENGTH_BITS = 384U;
const unsigned int M17_FRAME_LENGTH_BYTES = M17_FRAME_LENGTH_BITS / 8U;
const unsigned char M17_SYNC_BYTES[] = {0x32U, 0x43U};
const unsigned int M17_SYNC_LENGTH_BITS = 16U;
const unsigned int M17_SYNC_LENGTH_BYTES = M17_SYNC_LENGTH_BITS / 8U;
const unsigned int M17_LICH_LENGTH_BITS = 244U;
const unsigned int M17_LICH_LENGTH_BYTES = 31U;
const unsigned int M17_LICH_FRAGMENT_LENGTH_BITS = 96U;
const unsigned int M17_LICH_FRAGMENT_LENGTH_BYTES = M17_LICH_FRAGMENT_LENGTH_BITS / 8U;
const unsigned int M17_PAYLOAD_LENGTH_BITS = 128U;
const unsigned int M17_PAYLOAD_LENGTH_BYTES = M17_PAYLOAD_LENGTH_BITS / 8U;
const unsigned int M17_FN_LENGTH_BITS = 16U;
const unsigned int M17_FN_LENGTH_BYTES = M17_FN_LENGTH_BITS / 8U;
const unsigned int M17_CRC_LENGTH_BITS = 16U;
const unsigned int M17_CRC_LENGTH_BYTES = M17_CRC_LENGTH_BITS / 8U;
#endif