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125 lines
5.4 KiB
125 lines
5.4 KiB
/*
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* Copyright (C) 2009,2012 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; version 2 of the License.
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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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#ifndef DStarDefines_H
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#define DStarDefines_H
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const unsigned int DSTAR_GMSK_SYMBOL_RATE = 4800U;
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const float DSTAR_GMSK_BT = 0.5F;
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const bool BIT_SYNC_BITS[] = {true, false, true, false};
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const unsigned int BIT_SYNC_LENGTH_BITS = 4U;
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const bool FRAME_SYNC_BITS[] = {true, true, true, false, true, true, false, false,
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true, false, true, false, false, false, false};
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const unsigned int FRAME_SYNC_LENGTH_BITS = 15U;
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const unsigned char DATA_SYNC_BYTES[] = {0x55, 0x2D, 0x16};
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const bool DATA_SYNC_BITS[] = {true, false, true, false, true, false, true, false,
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true, false, true, true, false, true, false, false,
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false, true, true, false, true, false, false, false};
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const unsigned char END_PATTERN_BYTES[] = {0x55, 0x55, 0x55, 0x55, 0xC8, 0x7A};
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const bool END_PATTERN_BITS[] = {true, false, true, false, true, false, true, false,
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true, false, true, false, true, false, true, false,
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true, false, true, false, true, false, true, false,
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true, false, true, false, true, false, true, false,
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false, false, false, true, false, false, true, true,
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false, true, false, true, true, true, true, false};
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const unsigned int END_PATTERN_LENGTH_BITS = 48U;
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const unsigned int END_PATTERN_LENGTH_BYTES = END_PATTERN_LENGTH_BITS / 8U;
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const unsigned char NULL_AMBE_DATA_BYTES[] = {0x9E, 0x8D, 0x32, 0x88, 0x26, 0x1A, 0x3F, 0x61, 0xE8};
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const bool NULL_AMBE_DATA_BITS[] = {false, true, true, true, true, false, false, true,
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true, false, true, true, false, false, false, true,
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false, true, false, false, true, true, false, false,
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false, false, false, true, false, false, false, true,
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false, true, true, false, false, true, false, false,
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false, true, false, true, true, false, false, false,
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true, true, true, true, true, true, false, false,
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true, false, false, false, false, true, true, false,
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false, false, false, true, false, true, true, true};
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// Note that these are already scrambled, 0x66 0x66 0x66 otherwise
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const bool NULL_SLOW_DATA_BITS[] = {false, false, false, true, false, true, true, false,
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false, false, true, false, true, false, false, true,
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true, true, true, true, false, true, false, true};
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const unsigned int VOICE_FRAME_LENGTH_BITS = 72U;
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const unsigned int VOICE_FRAME_LENGTH_BYTES = VOICE_FRAME_LENGTH_BITS / 8U;
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const unsigned int DATA_FRAME_LENGTH_BITS = 24U;
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const unsigned int DATA_FRAME_LENGTH_BYTES = DATA_FRAME_LENGTH_BITS / 8U;
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const unsigned int DV_FRAME_LENGTH_BITS = VOICE_FRAME_LENGTH_BITS + DATA_FRAME_LENGTH_BITS;
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const unsigned int DV_FRAME_LENGTH_BYTES = VOICE_FRAME_LENGTH_BYTES + DATA_FRAME_LENGTH_BYTES;
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const unsigned int FEC_SECTION_LENGTH_BITS = 660U;
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const unsigned int RADIO_HEADER_LENGTH_BITS = 330U;
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const unsigned int RADIO_HEADER_LENGTH_BYTES = 41U;
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const unsigned int DATA_BLOCK_SIZE_BITS = 21U * DV_FRAME_LENGTH_BITS;
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const unsigned int DATA_BLOCK_SIZE_BYTES = 21U * DV_FRAME_LENGTH_BYTES;
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const unsigned char SLOW_DATA_TYPE_MASK = 0xF0;
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const unsigned char SLOW_DATA_TYPE_GPSDATA = 0x30;
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const unsigned char SLOW_DATA_TYPE_MESSAGE = 0x40;
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const unsigned char SLOW_DATA_TYPE_HEADER = 0x50;
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const unsigned char SLOW_DATA_TYPE_SQUELCH = 0xC0;
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const unsigned char SLOW_DATA_LENGTH_MASK = 0x0F;
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const unsigned int DSTAR_AUDIO_BLOCK_SIZE = 160U;
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const unsigned int DSTAR_AUDIO_BLOCK_BYTES = DSTAR_AUDIO_BLOCK_SIZE * 2U;
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const unsigned int DSTAR_RADIO_SAMPLE_RATE = 48000U;
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const unsigned int DSTAR_RADIO_BLOCK_SIZE = 960U;
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const unsigned int LONG_CALLSIGN_LENGTH = 8U;
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const unsigned int SHORT_CALLSIGN_LENGTH = 4U;
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const unsigned int MESSAGE_LENGTH = 20U;
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const unsigned char DATA_MASK = 0x80U;
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const unsigned char REPEATER_MASK = 0x40U;
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const unsigned char INTERRUPTED_MASK = 0x20U;
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const unsigned char CONTROL_SIGNAL_MASK = 0x10U;
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const unsigned char URGENT_MASK = 0x08U;
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const unsigned char REPEATER_CONTROL_MASK = 0x07U;
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const unsigned char REPEATER_CONTROL = 0x07U;
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const unsigned char AUTO_REPLY = 0x06U;
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const unsigned char RESEND_REQUESTED = 0x04U;
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const unsigned char ACK_FLAG = 0x03U;
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const unsigned char NO_RESPONSE = 0x02U;
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const unsigned char RELAY_UNAVAILABLE = 0x01U;
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const unsigned int DSTAR_BLEEP_FREQ = 2000U;
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const unsigned int DSTAR_BLEEP_LENGTH = 100U;
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const float DSTAR_BLEEP_AMPL = 0.5F;
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const unsigned int DSTAR_RADIO_BIT_LENGTH = DSTAR_RADIO_SAMPLE_RATE / DSTAR_GMSK_SYMBOL_RATE;
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const unsigned int FRAME_TIME_MS = 20U;
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const unsigned int FRAMES_BETWEEN_SYNC = 20U;
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const unsigned int TICKS_PER_SEC = 50U;
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enum DONGLE_TYPE {
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DT_DVDONGLE,
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DT_DV3000
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};
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#endif
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