305 lines
14 KiB
C
305 lines
14 KiB
C
/***************************************************************************
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* Copyright (C) 2020 by Federico Amedeo Izzo IU2NUO, *
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* Niccolò Izzo IU2KIN *
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* Frederik Saraci IU2NRO *
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* Silvano Seva IU2KWO *
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* *
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* Based on the original work from Kai Ludwig, DG4KLU, and *
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* Roger Clark, VK3KYY/G4KYF. *
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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 3 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, see <http://www.gnu.org/licenses/> *
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***************************************************************************/
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#include "HR_C6000.h"
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#include "interfaces.h"
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#include <hwconfig.h>
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#include <interfaces/gpio.h>
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#include <interfaces/delays.h>
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#include <hwconfig.h>
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#include <calibUtils.h>
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#include <stdio.h>
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static const uint8_t initSeq1[] = { 0x01, 0x04, 0xD5, 0xD7, 0xF7, 0x7F, 0xD7, 0x57 };
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static const uint8_t initSeq2[] =
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{
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0x01, 0x10, 0x69, 0x69, 0x96, 0x96, 0x96, 0x99, 0x99, 0x99, 0xA5, 0xA5, 0xAA,
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0xAA, 0xCC, 0xCC, 0x00, 0xF0, 0x01, 0xFF, 0x01, 0x0F, 0x00, 0x00, 0x00, 0x00,
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0x10, 0x70, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
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};
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static const uint8_t initSeq3[] =
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{
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0x01, 0x30, 0x00, 0x00, 0x14, 0x1E, 0x1A, 0xFF, 0x3D, 0x50, 0x07, 0x60, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00
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};
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static const uint8_t initSeq4[] = { 0x01, 0x40, 0x00, 0x03, 0x01, 0x02, 0x05, 0x1E, 0xF0 };
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static const uint8_t initSeq5[] = { 0x01, 0x51, 0x00, 0x00, 0xEB, 0x78, 0x67 };
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static const uint8_t initSeq6[] =
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{
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0x01, 0x60, 0x32, 0xEF, 0x00, 0x31, 0xEF, 0x00, 0x12, 0xEF, 0x00, 0x13, 0xEF,
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0x00, 0x14, 0xEF, 0x00, 0x15, 0xEF, 0x00, 0x16, 0xEF, 0x00, 0x17, 0xEF, 0x00,
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0x18, 0xEF, 0x00, 0x19, 0xEF, 0x00, 0x1A, 0xEF, 0x00, 0x1B, 0xEF, 0x00, 0x1C,
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0xEF, 0x00, 0x1D, 0xEF, 0x00, 0x1E, 0xEF, 0x00, 0x1F, 0xEF, 0x00, 0x20, 0xEF,
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0x00, 0x21, 0xEF, 0x00, 0x22, 0xEF, 0x00, 0x23, 0xEF, 0x00, 0x24, 0xEF, 0x00,
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0x25, 0xEF, 0x00, 0x26, 0xEF, 0x00, 0x27, 0xEF, 0x00, 0x28, 0xEF, 0x00, 0x29,
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0xEF, 0x00, 0x2A, 0xEF, 0x00, 0x2B, 0xEF, 0x00, 0x2C, 0xEF, 0x00, 0x2D, 0xEF,
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0x00, 0x2E, 0xEF, 0x00, 0x2F, 0xEF, 0x00
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};
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void _writeReg(uint8_t type, uint8_t reg, uint8_t val)
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{
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gpio_clearPin(DMR_CS);
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(void) uSpi_sendRecv(type);
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(void) uSpi_sendRecv(reg);
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(void) uSpi_sendRecv(val);
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delayUs(2);
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gpio_setPin(DMR_CS);
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delayUs(2);
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}
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uint8_t _readReg(uint8_t type, uint8_t reg)
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{
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gpio_clearPin(DMR_CS);
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(void) uSpi_sendRecv(type);
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(void) uSpi_sendRecv(reg);
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uint8_t val = uSpi_sendRecv(0xFF);
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delayUs(2);
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gpio_setPin(DMR_CS);
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delayUs(2);
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return val;
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}
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void _sendSequence(const uint8_t *seq, uint8_t len)
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{
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gpio_clearPin(DMR_CS);
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uint8_t i = 0;
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for(; i < len; i++)
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{
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(void) uSpi_sendRecv(seq[i]);
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}
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delayUs(2);
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gpio_setPin(DMR_CS);
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delayUs(2);
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}
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void C6000_init()
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{
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uSpi_init();
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gpio_setMode(DMR_CS, OUTPUT);
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gpio_setMode(DMR_SLEEP, OUTPUT);
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gpio_setMode(DMR_RESET, OUTPUT);
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gpio_setPin(DMR_RESET);
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gpio_setPin(DMR_SLEEP);
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delayMs(10);
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gpio_clearPin(DMR_SLEEP); // Exit from sleep pulling down DMR_SLEEP
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delayMs(10);
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_writeReg(0x04, 0x0a, 0x81); //Clock connected to crystal
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_writeReg(0x04, 0x0b, 0x40); //Set PLL M Register
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_writeReg(0x04, 0x0c, 0x32); //Set PLL Dividers
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_writeReg(0x04, 0xb9, 0x05);
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_writeReg(0x04, 0x0a, 0x01); //Clock connected to PLL, set Clock Source Enable CLKOUT Pin
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//*
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_sendSequence(initSeq1, sizeof(initSeq1));
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_sendSequence(initSeq2, sizeof(initSeq2));
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_sendSequence(initSeq3, sizeof(initSeq3));
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_sendSequence(initSeq4, sizeof(initSeq4));
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_sendSequence(initSeq5, sizeof(initSeq5));
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_sendSequence(initSeq6, sizeof(initSeq6));
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_writeReg(0x04, 0x00, 0x00); //Clear all Reset Bits which forces a reset of all internal systems
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_writeReg(0x04, 0x10, 0x6E); //Set DMR,Tier2,Timeslot Mode, Layer 2, Repeater, Aligned, Slot1
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_writeReg(0x04, 0x11, 0x80); //Set LocalChanMode to Default Value
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_writeReg(0x04, 0x13, 0x00); //Zero Cend_Band Timing advance
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_writeReg(0x04, 0x1F, 0x10); //Set LocalEMB DMR Colour code in upper 4 bits - defaulted to 1, and is updated elsewhere in the code
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_writeReg(0x04, 0x20, 0x00); //Set LocalAccessPolicy to Impolite
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_writeReg(0x04, 0x21, 0xA0); //Set LocalAccessPolicy1 to Polite to Color Code (unsure why there are two registers for this)
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_writeReg(0x04, 0x22, 0x26); //Start Vocoder Decode, I2S mode
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_writeReg(0x04, 0x22, 0x86); //Start Vocoder Encode, I2S mode
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_writeReg(0x04, 0x25, 0x0E); //Undocumented Register
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_writeReg(0x04, 0x26, 0x7D); //Undocumented Register
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_writeReg(0x04, 0x27, 0x40); //Undocumented Register
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_writeReg(0x04, 0x28, 0x7D); //Undocumented Register
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_writeReg(0x04, 0x29, 0x40); //Undocumented Register
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_writeReg(0x04, 0x2A, 0x0B); //Set spi_clk_cnt to default value
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_writeReg(0x04, 0x2B, 0x0B); //According to Datasheet this is a Read only register For FM Squelch
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_writeReg(0x04, 0x2C, 0x17); //According to Datasheet this is a Read only register For FM Squelch
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_writeReg(0x04, 0x2D, 0x05); //Set FM Compression and Decompression points (?)
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_writeReg(0x04, 0x2E, 0x04); //Set tx_pre_on (DMR Transmission advance) to 400us
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_writeReg(0x04, 0x2F, 0x0B); //Set I2S Clock Frequency
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_writeReg(0x04, 0x32, 0x02); //Set LRCK_CNT_H CODEC Operating Frequency to default value
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_writeReg(0x04, 0x33, 0xFF); //Set LRCK_CNT_L CODEC Operating Frequency to default value
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_writeReg(0x04, 0x34, 0xF0); //Set FM Filters on and bandwidth to 12.5Khz
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_writeReg(0x04, 0x35, 0x28); //Set FM Modulation Coefficient
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_writeReg(0x04, 0x3E, 0x28); //Set FM Modulation Offset
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_writeReg(0x04, 0x3F, 0x10); //Set FM Modulation Limiter
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_writeReg(0x04, 0x36, 0x00); //Enable all clocks
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_writeReg(0x04, 0x37, 0x00); //Set mcu_control_shift to default. (codec under HRC-6000 control)
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_writeReg(0x04, 0x4B, 0x1B); //Set Data packet types to defaults
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_writeReg(0x04, 0x4C, 0x00); //Set Data packet types to defaults
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_writeReg(0x04, 0x56, 0x00); //Undocumented Register
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_writeReg(0x04, 0x5F, 0xC0); //Enable Sync detection for MS or BS orignated signals
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_writeReg(0x04, 0x81, 0xFF); //Enable all Interrupts
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_writeReg(0x04, 0xD1, 0xC4); //According to Datasheet this register is for FM DTMF (?)
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_writeReg(0x04, 0x01, 0x70); //set 2 point Mod, swap receive I and Q, receive mode IF (?) (Presumably changed elsewhere)
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_writeReg(0x04, 0x03, 0x00); //zero Receive I Offset
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_writeReg(0x04, 0x05, 0x00); //Zero Receive Q Offset
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_writeReg(0x04, 0x12, 0x15); //Set rf_pre_on Receive to transmit switching advance
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_writeReg(0x04, 0xA1, 0x80); //According to Datasheet this register is for FM Modulation Setting (?)
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_writeReg(0x04, 0xC0, 0x0A); //Set RF Signal Advance to 1ms (10x100us)
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_writeReg(0x04, 0x06, 0x21); //Use SPI vocoder under MCU control
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_writeReg(0x04, 0x07, 0x0B); //Set IF Frequency H to default 450KHz
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_writeReg(0x04, 0x08, 0xB8); //Set IF Frequency M to default 450KHz
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_writeReg(0x04, 0x09, 0x00); //Set IF Frequency L to default 450KHz
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_writeReg(0x04, 0x0D, 0x10); //Set Voice Superframe timeout value
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_writeReg(0x04, 0x0E, 0x8E); //Register Documented as Reserved
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_writeReg(0x04, 0x0F, 0xB8); //FSK Error Count
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_writeReg(0x04, 0xC2, 0x00); //Disable Mic Gain AGC
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_writeReg(0x04, 0xE0, 0x8B); //CODEC under MCU Control, LineOut2 Enabled, Mic_p Enabled, I2S Slave Mode
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_writeReg(0x04, 0xE1, 0x0F); //Undocumented Register (Probably associated with CODEC)
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_writeReg(0x04, 0xE2, 0x06); //CODEC Anti Pop Enabled, DAC Output Enabled
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_writeReg(0x04, 0xE3, 0x52); //CODEC Default Settings
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_writeReg(0x04, 0xE4, 0x4A); //CODEC LineOut Gain 2dB, Mic Stage 1 Gain 0dB, Mic Stage 2 Gain 30dB
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_writeReg(0x04, 0xE5, 0x1A); //CODEC Default Setting
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_writeReg(0x04, 0x40, 0xC3); //Enable DMR Tx, DMR Rx, Passive Timing, Normal mode
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_writeReg(0x04, 0x41, 0x40); //Receive during next timeslot
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_writeReg(0x04, 0x06, 0x23); // SET OpenMusic bit (play Boot sound and Call Prompts)
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gpio_clearPin(DMR_CS);
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(void) uSpi_sendRecv(0x03);
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(void) uSpi_sendRecv(0x00);
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for(uint8_t i = 0; i < 128; i++) uSpi_sendRecv(0xAA);
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delayUs(2);
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gpio_setPin(DMR_CS);
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delayUs(2);
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_writeReg(0x04, 0x06, 0x21); // CLEAR OpenMusic bit (play Boot sound and Call Prompts)
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_writeReg(0x04, 0x37, 0x9E); // MCU take control of CODEC
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_writeReg(0x04, 0xE4, 0x0A);
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// SPI0SeClearPageRegByteWithMask(0x04, 0xE4, 0x3F, 0x00); // Set CODEC LineOut Gain to 0dB
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// dmrMonitorCapturedTimeout = nonVolatileSettings.dmrCaptureTimeout * 1000;
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_writeReg(0x04, 0x04, 0xE8); //Set Mod2 output offset
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_writeReg(0x04, 0x46, 0x37); //Set Mod1 Amplitude
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_writeReg(0x04, 0x48, 0x03); //Set 2 Point Mod Bias
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_writeReg(0x04, 0x47, 0xE8); //Set 2 Point Mod Bias
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_writeReg(0x04, 0x41, 0x20); //set sync fail bit (reset?)
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_writeReg(0x04, 0x40, 0x03); //Disable DMR Tx and Rx
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_writeReg(0x04, 0x41, 0x00); //Reset all bits.
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_writeReg(0x04, 0x00, 0x3F); //Reset DMR Protocol and Physical layer modules.
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_sendSequence(initSeq1, sizeof(initSeq1));
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_writeReg(0x04, 0x10, 0x6E); //Set DMR, Tier2, Timeslot mode, Layer2, Repeater, Aligned, Slot 1
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_writeReg(0x04, 0x1F, 0x10); // Set Local EMB. DMR Colour code in upper 4 bits - defaulted to 1, and is updated elsewhere in the code
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_writeReg(0x04, 0x26, 0x7D); //Undocumented Register
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_writeReg(0x04, 0x27, 0x40); //Undocumented Register
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_writeReg(0x04, 0x28, 0x7D); //Undocumented Register
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_writeReg(0x04, 0x29, 0x40); //Undocumented Register
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_writeReg(0x04, 0x2A, 0x0B); //Set SPI Clock to default value
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_writeReg(0x04, 0x2B, 0x0B); //According to Datasheet this is a Read only register For FM Squelch
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_writeReg(0x04, 0x2C, 0x17); //According to Datasheet this is a Read only register For FM Squelch
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_writeReg(0x04, 0x2D, 0x05); //Set FM Compression and Decompression points (?)
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_writeReg(0x04, 0x56, 0x00); //Undocumented Register
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_writeReg(0x04, 0x5F, 0xC0); //Enable Sync detection for MS or BS orignated signals
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_writeReg(0x04, 0x81, 0xFF); //Enable all Interrupts
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_writeReg(0x04, 0x01, 0x70); //Set 2 Point Mod, Swap Rx I and Q, Rx Mode IF
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_writeReg(0x04, 0x03, 0x00); //Zero Receive I Offset
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_writeReg(0x04, 0x05, 0x00); //Zero Receive Q Offset
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_writeReg(0x04, 0x12, 0x15); //Set RF Switching Receive to Transmit Advance
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_writeReg(0x04, 0xA1, 0x80); //According to Datasheet this register is for FM Modulation Setting (?)
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_writeReg(0x04, 0xC0, 0x0A); //Set RF Signal Advance to 1ms (10x100us)
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_writeReg(0x04, 0x06, 0x21); //Use SPI vocoder under MCU control
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_writeReg(0x04, 0x07, 0x0B); //Set IF Frequency H to default 450KHz
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_writeReg(0x04, 0x08, 0xB8); //Set IF Frequency M to default 450KHz
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_writeReg(0x04, 0x09, 0x00); //Set IF Frequency l to default 450KHz
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_writeReg(0x04, 0x0D, 0x10); //Set Voice Superframe timeout value
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_writeReg(0x04, 0x0E, 0x8E); //Register Documented as Reserved
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_writeReg(0x04, 0x0F, 0xB8); //FSK Error Count
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_writeReg(0x04, 0xC2, 0x00); //Disable Mic Gain AGC
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_writeReg(0x04, 0xE0, 0x8B); //CODEC under MCU Control, LineOut2 Enabled, Mic_p Enabled, I2S Slave Mode
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_writeReg(0x04, 0xE1, 0x0F); //Undocumented Register (Probably associated with CODEC)
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_writeReg(0x04, 0xE2, 0x06); //CODEC Anti Pop Enabled, DAC Output Enabled
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_writeReg(0x04, 0xE3, 0x52); //CODEC Default Settings
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_writeReg(0x04, 0xE5, 0x1A); //CODEC Default Setting
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_writeReg(0x04, 0x26, 0x7D); //Undocumented Register
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_writeReg(0x04, 0x27, 0x40); //Undocumented Register
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_writeReg(0x04, 0x28, 0x7D); //Undocumented Register
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_writeReg(0x04, 0x29, 0x40); //Undocumented Register
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_writeReg(0x04, 0x41, 0x20); //Set Sync Fail Bit (Reset?)
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_writeReg(0x04, 0x40, 0xC3); //Enable DMR Tx and Rx, Passive Timing
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_writeReg(0x04, 0x41, 0x40); //Set Receive During Next Slot Bit
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_writeReg(0x04, 0x01, 0x70); //Set 2 Point Mod, Swap Rx I and Q, Rx Mode IF
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_writeReg(0x04, 0x10, 0x6E); //Set DMR, Tier2, Timeslot mode, Layer2, Repeater, Aligned, Slot 1
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_writeReg(0x04, 0x00, 0x3F); //Reset DMR Protocol and Physical layer modules.
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_writeReg(0x04, 0xE4, 0xCB); //CODEC LineOut Gain 6dB, Mic Stage 1 Gain 0dB, Mic Stage 2 Gain default is 11 = 33dB
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_writeReg(0x04, 0x06, 0x23);
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//*/
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}
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void C6000_terminate()
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{
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gpio_setPin(DMR_SLEEP);
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gpio_setMode(DMR_CS, INPUT);
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}
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void C6000_setModOffset(uint16_t offset)
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{
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uint8_t offUpper = (offset >> 8) & 0x03;
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uint8_t offLower = offset & 0xFF;
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_writeReg(0x04, 0x48, offUpper);
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_writeReg(0x04, 0x47, offLower);
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}
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void C6000_setModAmplitude(uint8_t iAmp, uint8_t qAmp)
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{
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_writeReg(0x04, 0x45, iAmp); // Mod2 magnitude (HR_C6000)
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_writeReg(0x04, 0x46, qAmp); // Mod1 magnitude (HR_C6000)
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}
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void C6000_setMod2Bias(uint8_t bias)
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{
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_writeReg(0x04, 0x04, bias);
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}
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void C6000_setDacGain(uint8_t value)
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{
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uint8_t dacData = value + 1;
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if(dacData > 31) dacData = 31;
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_writeReg(0x04, 0x37, dacData);
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}
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bool C6000_spiInUse()
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{
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return (gpio_readPin(DMR_CS) == 0) ? true : false;
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}
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