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P25Defines.h
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P25Defines.h
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/*
* Copyright (C) 2016,2017 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(P25DEFINES_H)
#define P25DEFINES_H
const unsigned int P25_RADIO_SYMBOL_LENGTH = 5U; // At 24 kHz sample rate
const unsigned int P25_HDR_FRAME_LENGTH_BYTES = 99U;
const unsigned int P25_HDR_FRAME_LENGTH_BITS = P25_HDR_FRAME_LENGTH_BYTES * 8U;
const unsigned int P25_HDR_FRAME_LENGTH_SYMBOLS = P25_HDR_FRAME_LENGTH_BYTES * 4U;
const unsigned int P25_HDR_FRAME_LENGTH_SAMPLES = P25_HDR_FRAME_LENGTH_SYMBOLS * P25_RADIO_SYMBOL_LENGTH;
const unsigned int P25_LDU_FRAME_LENGTH_BYTES = 216U;
const unsigned int P25_LDU_FRAME_LENGTH_BITS = P25_LDU_FRAME_LENGTH_BYTES * 8U;
const unsigned int P25_LDU_FRAME_LENGTH_SYMBOLS = P25_LDU_FRAME_LENGTH_BYTES * 4U;
const unsigned int P25_LDU_FRAME_LENGTH_SAMPLES = P25_LDU_FRAME_LENGTH_SYMBOLS * P25_RADIO_SYMBOL_LENGTH;
const unsigned int P25_TERMLC_FRAME_LENGTH_BYTES = 54U;
const unsigned int P25_TERMLC_FRAME_LENGTH_BITS = P25_TERMLC_FRAME_LENGTH_BYTES * 8U;
const unsigned int P25_TERMLC_FRAME_LENGTH_SYMBOLS = P25_TERMLC_FRAME_LENGTH_BYTES * 4U;
const unsigned int P25_TERMLC_FRAME_LENGTH_SAMPLES = P25_TERMLC_FRAME_LENGTH_SYMBOLS * P25_RADIO_SYMBOL_LENGTH;
const unsigned int P25_TERM_FRAME_LENGTH_BYTES = 18U;
const unsigned int P25_TERM_FRAME_LENGTH_BITS = P25_TERM_FRAME_LENGTH_BYTES * 8U;
const unsigned int P25_TERM_FRAME_LENGTH_SYMBOLS = P25_TERM_FRAME_LENGTH_BYTES * 4U;
const unsigned int P25_TERM_FRAME_LENGTH_SAMPLES = P25_TERM_FRAME_LENGTH_SYMBOLS * P25_RADIO_SYMBOL_LENGTH;
const unsigned int P25_SYNC_LENGTH_BYTES = 6U;
const unsigned int P25_SYNC_LENGTH_BITS = P25_SYNC_LENGTH_BYTES * 8U;
const unsigned int P25_SYNC_LENGTH_SYMBOLS = P25_SYNC_LENGTH_BYTES * 4U;
const unsigned int P25_SYNC_LENGTH_SAMPLES = P25_SYNC_LENGTH_SYMBOLS * P25_RADIO_SYMBOL_LENGTH;
const unsigned int P25_NID_LENGTH_BITS = 64U;
const unsigned int P25_NID_LENGTH_SYMBOLS = 32U;
const unsigned int P25_NID_LENGTH_SAMPLESS = P25_NID_LENGTH_SYMBOLS * P25_RADIO_SYMBOL_LENGTH;
const uint8_t P25_SYNC_BYTES[] = {0x55U, 0x75U, 0xF5U, 0xFFU, 0x77U, 0xFFU};
const uint8_t P25_SYNC_BYTES_LENGTH = 6U;
const uint64_t P25_SYNC_BITS = 0x00005575F5FF77FFU;
const uint64_t P25_SYNC_BITS_MASK = 0x0000FFFFFFFFFFFFU;
// 5 5 7 5 F 5 F F 7 7 F F
// 01 01 01 01 01 11 01 01 11 11 01 01 11 11 11 11 01 11 01 11 11 11 11 11
// +3 +3 +3 +3 +3 -3 +3 +3 -3 -3 +3 +3 -3 -3 -3 -3 +3 -3 +3 -3 -3 -3 -3 -3
const int8_t P25_SYNC_SYMBOLS_VALUES[] = {+3, +3, +3, +3, +3, -3, +3, +3, -3, -3, +3, +3, -3, -3, -3, -3, +3, -3, +3, -3, -3, -3, -3, -3};
const uint32_t P25_SYNC_SYMBOLS = 0x00FB30A0U;
const uint32_t P25_SYNC_SYMBOLS_MASK = 0x00FFFFFFU;
#endif