57 lines
2.3 KiB
C
57 lines
2.3 KiB
C
/*
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* Copyright (C) 2016,2017,2018 by Jonathan Naylor G4KLX
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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 of the License, or
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* (at your option) 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; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#if !defined(NXDNDEFINES_H)
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#define NXDNDEFINES_H
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const unsigned int NXDN_RADIO_SYMBOL_LENGTH = 5U; // At 24 kHz sample rate
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const unsigned int NXDN_FRAME_LENGTH_BITS = 384U;
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const unsigned int NXDN_FRAME_LENGTH_BYTES = NXDN_FRAME_LENGTH_BITS / 8U;
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const unsigned int NXDN_FRAME_LENGTH_SYMBOLS = NXDN_FRAME_LENGTH_BITS / 2U;
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const unsigned int NXDN_FSW_LENGTH_BITS = 20U;
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const unsigned int NXDN_FSW_LENGTH_SYMBOLS = NXDN_FSW_LENGTH_BITS / 2U;
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const unsigned int NXDN_FSW_LENGTH_SAMPLES = NXDN_FSW_LENGTH_SYMBOLS * NXDN_RADIO_SYMBOL_LENGTH;
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const unsigned char NXDN_FSW_BYTES[] = {0xCDU, 0xF5U, 0x90U};
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const unsigned char NXDN_FSW_BYTES_MASK[] = {0xFFU, 0xFFU, 0xF0U};
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const unsigned int NXDN_FSW_BYTES_LENGTH = 3U;
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const unsigned int NXDN_LICH_LENGTH_BITS = 16U;
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const unsigned char NXDN_LICH_RFCT_RCCH = 0U;
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const unsigned char NXDN_LICH_RFCT_RTCH = 1U;
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const unsigned char NXDN_LICH_RFCT_RDCH = 2U;
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const unsigned char NXDN_LICH_RFCT_RTCH_C = 3U;
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const unsigned char NXDN_LICH_USC_SACCH_NS = 0U;
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const unsigned char NXDN_LICH_USC_UDCH = 1U;
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const unsigned char NXDN_LICH_USC_SACCH_SS = 2U;
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const unsigned char NXDN_LICH_USC_SACCH_SS_IDLE = 3U;
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const unsigned char NXDN_LICH_STEAL_NONE = 3U;
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const unsigned char NXDN_LICH_STEAL_FACCH1_2 = 2U;
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const unsigned char NXDN_LICH_STEAL_FACCH1_1 = 1U;
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const unsigned char NXDN_LICH_STEAL_FACCH = 0U;
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const unsigned char NXDN_LICH_DIRECTION_INBOUND = 0U;
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const unsigned char NXDN_LICH_DIRECTION_OUTBOUND = 1U;
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#endif
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