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145 lines
6.8 KiB
145 lines
6.8 KiB
/**
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* Digital Voice Modem - DSP Firmware (Hotspot)
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* GPLv2 Open Source. Use is subject to license terms.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* @package DVM / DSP Firmware (Hotspot)
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*
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*/
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//
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// Based on code from the MMDVM_HS project. (https://github.com/juribeparada/MMDVM_HS)
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// Licensed under the GPLv2 License (https://opensource.org/licenses/GPL-2.0)
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//
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/*
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* Copyright (C) 2009-2016 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(__DMR_DEFINES_H__)
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#define __DMR_DEFINES_H__
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#include "Defines.h"
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namespace dmr
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{
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// ---------------------------------------------------------------------------
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// Constants
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// ---------------------------------------------------------------------------
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const uint32_t DMR_RADIO_SYMBOL_LENGTH = 5U; // At 24 kHz sample rate
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const uint32_t DMR_FRAME_LENGTH_BYTES = 33U;
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const uint32_t DMR_FRAME_LENGTH_BITS = DMR_FRAME_LENGTH_BYTES * 8U;
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const uint32_t DMR_FRAME_LENGTH_SYMBOLS = DMR_FRAME_LENGTH_BYTES * 4U;
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const uint32_t DMR_FRAME_LENGTH_SAMPLES = DMR_FRAME_LENGTH_SYMBOLS * DMR_RADIO_SYMBOL_LENGTH;
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const uint32_t DMR_SYNC_LENGTH_BYTES = 6U;
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const uint32_t DMR_SYNC_LENGTH_BITS = DMR_SYNC_LENGTH_BYTES * 8U;
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const uint32_t DMR_SYNC_LENGTH_SYMBOLS = DMR_SYNC_LENGTH_BYTES * 4U;
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const uint32_t DMR_SYNC_LENGTH_SAMPLES = DMR_SYNC_LENGTH_SYMBOLS * DMR_RADIO_SYMBOL_LENGTH;
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const uint32_t DMR_EMB_LENGTH_BITS = 16U;
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const uint32_t DMR_EMB_LENGTH_SYMBOLS = 8U;
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const uint32_t DMR_EMB_LENGTH_SAMPLES = DMR_EMB_LENGTH_SYMBOLS * DMR_RADIO_SYMBOL_LENGTH;
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const uint32_t DMR_EMBSIG_LENGTH_BITS = 32U;
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const uint32_t DMR_EMBSIG_LENGTH_SYMBOLS = 16U;
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const uint32_t DMR_EMBSIG_LENGTH_SAMPLES = DMR_EMBSIG_LENGTH_SYMBOLS * DMR_RADIO_SYMBOL_LENGTH;
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const uint32_t DMR_SLOT_TYPE_LENGTH_BITS = 20U;
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const uint32_t DMR_SLOT_TYPE_LENGTH_SYMBOLS = 10U;
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const uint32_t DMR_SLOT_TYPE_LENGTH_SAMPLES = DMR_SLOT_TYPE_LENGTH_SYMBOLS * DMR_RADIO_SYMBOL_LENGTH;
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const uint32_t DMR_INFO_LENGTH_BITS = 196U;
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const uint32_t DMR_INFO_LENGTH_SYMBOLS = 98U;
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const uint32_t DMR_INFO_LENGTH_SAMPLES = DMR_INFO_LENGTH_SYMBOLS * DMR_RADIO_SYMBOL_LENGTH;
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const uint32_t DMR_AUDIO_LENGTH_BITS = 216U;
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const uint32_t DMR_AUDIO_LENGTH_SYMBOLS = 108U;
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const uint32_t DMR_AUDIO_LENGTH_SAMPLES = DMR_AUDIO_LENGTH_SYMBOLS * DMR_RADIO_SYMBOL_LENGTH;
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const uint32_t DMR_CACH_LENGTH_BYTES = 3U;
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const uint32_t DMR_CACH_LENGTH_BITS = DMR_CACH_LENGTH_BYTES * 8U;
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const uint32_t DMR_CACH_LENGTH_SYMBOLS = DMR_CACH_LENGTH_BYTES * 4U;
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const uint32_t DMR_CACH_LENGTH_SAMPLES = DMR_CACH_LENGTH_SYMBOLS * DMR_RADIO_SYMBOL_LENGTH;
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const uint8_t DMR_SYNC_BYTES_LENGTH = 7U;
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const uint8_t DMR_MS_DATA_SYNC_BYTES[] = { 0x0DU, 0x5DU, 0x7FU, 0x77U, 0xFDU, 0x75U, 0x70U };
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const uint8_t DMR_MS_VOICE_SYNC_BYTES[] = { 0x07U, 0xF7U, 0xD5U, 0xDDU, 0x57U, 0xDFU, 0xD0U };
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const uint8_t DMR_BS_DATA_SYNC_BYTES[] = { 0x0DU, 0xFFU, 0x57U, 0xD7U, 0x5DU, 0xF5U, 0xD0U };
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const uint8_t DMR_BS_VOICE_SYNC_BYTES[] = { 0x07U, 0x55U, 0xFDU, 0x7DU, 0xF7U, 0x5FU, 0x70U };
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const uint8_t DMR_S1_DATA_SYNC_BYTES[] = { 0x0FU, 0x7FU, 0xDDU, 0x5DU, 0xDFU, 0xD5U, 0x50U };
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const uint8_t DMR_S1_VOICE_SYNC_BYTES[] = { 0x05U, 0xD5U, 0x77U, 0xF7U, 0x75U, 0x7FU, 0xF0U };
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const uint8_t DMR_S2_DATA_SYNC_BYTES[] = { 0x0DU, 0x75U, 0x57U, 0xF5U, 0xFFU, 0x7FU, 0x50U };
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const uint8_t DMR_S2_VOICE_SYNC_BYTES[] = { 0x07U, 0xDFU, 0xFDU, 0x5FU, 0x55U, 0xD5U, 0xF0U };
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const uint8_t DMR_SYNC_BYTES_MASK[] = { 0x0FU, 0xFFU, 0xFFU, 0xFFU, 0xFFU, 0xFFU, 0xF0U };
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const uint8_t DMR_START_SYNC = 0x5FU;
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const uint64_t DMR_MS_DATA_SYNC_BITS = 0x0000D5D7F77FD757U;
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const uint64_t DMR_MS_VOICE_SYNC_BITS = 0x00007F7D5DD57DFDU;
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const uint64_t DMR_BS_DATA_SYNC_BITS = 0x0000DFF57D75DF5DU;
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const uint64_t DMR_BS_VOICE_SYNC_BITS = 0x0000755FD7DF75F7U;
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const uint64_t DMR_S1_DATA_SYNC_BITS = 0x0000F7FDD5DDFD55U;
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const uint64_t DMR_S1_VOICE_SYNC_BITS = 0x00005D577F7757FFU;
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const uint64_t DMR_S2_DATA_SYNC_BITS = 0x0000D7557F5FF7F5U;
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const uint64_t DMR_S2_VOICE_SYNC_BITS = 0x00007DFFD5F55D5FU;
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const uint64_t DMR_SYNC_BITS_MASK = 0x0000FFFFFFFFFFFFU;
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const uint32_t DMR_MS_DATA_SYNC_SYMBOLS = 0x0076286EU;
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const uint32_t DMR_MS_VOICE_SYNC_SYMBOLS = 0x0089D791U;
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const uint32_t DMR_BS_DATA_SYNC_SYMBOLS = 0x00439B4DU;
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const uint32_t DMR_BS_VOICE_SYNC_SYMBOLS = 0x00BC64B2U;
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const uint32_t DMR_S1_DATA_SYNC_SYMBOLS = 0x0021751FU;
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const uint32_t DMR_S1_VOICE_SYNC_SYMBOLS = 0x00DE8AE0U;
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const uint32_t DMR_S2_DATA_SYNC_SYMBOLS = 0x006F8C23U;
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const uint32_t DMR_S2_VOICE_SYNC_SYMBOLS = 0x009073DCU;
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const uint32_t DMR_SYNC_SYMBOLS_MASK = 0x00FFFFFFU;
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// D 5 D 7 F 7 7 F D 7 5 7
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// 11 01 01 01 11 01 01 11 11 11 01 11 01 11 11 11 11 01 01 11 01 01 01 11
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// -3 +3 +3 +3 -3 +3 +3 -3 -3 -3 +3 -3 +3 -3 -3 -3 -3 +3 +3 -3 +3 +3 +3 -3
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const int8_t DMR_MS_DATA_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 };
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// 7 F 7 D 5 D D 5 7 D F D
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// 01 11 11 11 01 11 11 01 01 01 11 01 11 01 01 01 01 11 11 01 11 11 11 01
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// +3 -3 -3 -3 +3 -3 -3 +3 +3 +3 -3 +3 -3 +3 +3 +3 +3 -3 -3 +3 -3 -3 -3 +3
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const int8_t DMR_MS_VOICE_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 };
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// 505 = DMR_FRAME_LENGTH_BYTES * 15 + 10 (BUFFER_LEN = DMR_FRAME_LENGTH_BYTES * NO_OF_FRAMES + 10)
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const uint32_t DMR_TX_BUFFER_LEN = 505U; // 15 frames + pad
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// Data Type(s)
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const uint8_t DT_VOICE_PI_HEADER = 0U;
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const uint8_t DT_VOICE_LC_HEADER = 1U;
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const uint8_t DT_TERMINATOR_WITH_LC = 2U;
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const uint8_t DT_CSBK = 3U;
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const uint8_t DT_DATA_HEADER = 6U;
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const uint8_t DT_RATE_12_DATA = 7U;
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const uint8_t DT_RATE_34_DATA = 8U;
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const uint8_t DT_IDLE = 9U;
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const uint8_t DT_RATE_1_DATA = 10U;
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} // namespace dmr
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#endif // __DMR_DEFINES_H__
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