forked from W4D/soundcube-firmware
ui and sound together is almost ok but not quite there. occasional xruns
This commit is contained in:
Sebastian
@ -2,45 +2,141 @@
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#include <cstdint>
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#include <Wire.h>
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#ifndef DEBUG
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#define DEBUG false
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#endif
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// class TLV320AIC3204_Settings{
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class TLV320AIC3204_Settings{
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// public:
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// TwoWire *wire;
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// uint8_t i2cAddress = 0x18;
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public:
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TwoWire *wire;
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uint8_t i2cAddress = 0x18;
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// ClockSettings1 clock_settings_1 = ClockSettings1(i2cAddress, wire);
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ClockSettings1 clock_settings_1 = ClockSettings1(i2cAddress, wire);
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};
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// };
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class TLV320AIC3204{
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public:
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TLV320AIC3204(){settings.wire = &Wire;}
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TLV320AIC3204(TwoWire *wire) {settings.wire = wire;}
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TLV320AIC3204() : wire(&Wire) {}
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TLV320AIC3204(TwoWire *wire) : wire(wire) {}
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void begin(){};
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void begin(TwoWire *wire) {settings.wire = wire;}
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void begin(uint8_t i2cAddress, TwoWire *wire) {
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settings.i2cAddress = i2cAddress;
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settings.wire = wire;
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void begin(){init();};
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void begin(TwoWire *_wire) {
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wire = _wire;
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init();
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}
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void begin(uint8_t i2cAddress, TwoWire *_wire) {
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i2cAddress = i2cAddress;
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wire = _wire;
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init();
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}
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void softReset(){}; // 0x00 0x01
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void hardReset(){}; // reset pin
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void init(){
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// GENERAL
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cw(0x00, 0x00); // select page 0
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cw(0x01, 0x01); // soft reset
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cw(0x1b, 0b00000000); // select I2S with 16 bit word length
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cw(0x1d, 0b00000000); // disable loopback
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void powerUp(){}; // power up
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// POWER and CM
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cw(0x00, 0x01); // select page 1
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cw(0x01, 0b00001000); // disable weak (crude) AVdd connection to DVdd
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cw(0x02, 0b00000001); // enable internal AVdd LDO and enable analog blocks
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cw(0x09, 0b00001100); // power up LOL, LOR, power down MAL, MAR, HPL, HPR
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cw(0x0a, 0b00001000); // set full chip CM to 0.75V
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cw(0x47, 0b00110011); // analog input quick charge time 1.6ms
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// ROUTING
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cw(0x00, 0x01); // select page 1
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cw(0x34, 0b10000000); // LEFT MICPGA P route IN1L to LEFT_P with 40k input impedance
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cw(0x36, 0b10000000); // LEFT MICPGA M route CM to LEFT_M with 20k input impedance
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//cw(0x36, 0b00000011); // LEFT MICPGA M route CM to LEFT_M with 20k input impedance
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cw(0x37, 0b10000000); // RIGHT MICPGA P route IN1R to RIGHT_P with 20k input impedance
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cw(0x39, 0b10000000); // RIGHT MICPGA M route CM to RIGHT_M with 20k input impedance
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//cw(0x39, 0b00000011); // RIGHT MICPGA M route CM to RIGHT_M with 20k input impedance
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cw(0x3a, 0b00111100); // connect IN2, IN3 weakly to CM
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// GAIN
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cw(0x00, 0x01); // select page 1
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cw(0x3b, 0b00000000); // unmute left MICPGA, set gain to 0db
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cw(0x3c, 0b00000000); // unmute right MICPGA, set gain to 0db
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// VOLUME
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cw(0x00, 0x01); // select page 1
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cw(0x16, 0b01110101); // MUTE IN1L to HPL
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cw(0x17, 0b01110101); // MUTE IN1R to HPR
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// ADC
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cw(0x00, 0x00); // select page 0
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cw(0x12, 0x81); // NADC 1
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cw(0x13, 0x82); // MADC 2
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cw(0x14, 0b10000000); // OSR ADC 128
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//cw(0x14, 0b01000000); // OSR ADC 128
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cw(0x3d, 0b00000001); // ADC PRB_R3 = 11, PRB_R2 = 10, PRB_R1 = 01
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cw(0x00, 0x01); // select page 1
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cw(0x3d, 0b00000000); // ADC PTM_R4
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// DAC
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cw(0x00, 0x00); // select page 0
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cw(0x0b, 0x81); // NDAC 1
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cw(0x0c, 0x82); // MDAC 2
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cw(0x0d, 0x00); // OSR DAC 128
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cw(0x0e, 0x80); // OSR DAC 128
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cw(0x1b, 0b00000000); // word length 16bits
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cw(0x3c, 0b00000001); // PRB_P3
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cw(0x00, 0x01); // select page 1
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cw(0x7b, 0b00000001); // set REF charging time to 40ms
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// ROUTING
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cw(0x00, 0x01); // select page 1
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cw(0x0e, 0b00001000); // left DAC reconstruction filter routed to LOL
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cw(0x0f, 0b00001000); // right DAC reconstruction filter routed to LOR
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cw(0x03, 0b00000000); // DAC PTM_P3/4
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cw(0x04, 0b00000000); // DAC PTM_P3/4
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// LO GAIN
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cw(0x00, 0x01);
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cw(0x12, 0b00000001); // LOL gain 0dB
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cw(0x13, 0b00000001); // LOR gain 0dB
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// POWER UP
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// ADC
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cw(0x00, 0x00); // select page 0
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cw(0x51, 0b11000000); // power up ADC
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cw(0x52, 0b00000000); // unmute ADC
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cw(0x3f, 0b11010100); // power up and route left digital audio to left dac channel and right to right
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cw(0x40, 0x00); // unmute DAC digital volume
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// DAC VOLUME 0b00000000 = 0dB, 10000001 = -63.5dB, 0b00110000 = +24dB
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cw(0x00, 0x00); // select page 0
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cw(0x41, 0b11111001); // LEFT
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cw(0x42, 0b11111001); // RIGHT
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// ADC VOLUME 0b1101000 = -12dB, 0b00000000 = 0dB, 0b0101000 = +20dB
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cw(0x00, 0x00); // select page 0
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cw(0x53, 0b01110000); // LEFT
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cw(0x54, 0b01110000); // RIGHT
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// // STATUS FLAGS
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// Serial.println("CODEC STATUS");
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// cw(0x00, 0x00); // select page 0
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// Serial.println("ADC Flags");
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// cr(0x24, 1);
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// Serial.println("DAC Flags");
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// cr(0x25, 1);
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// Serial.println("P0_42 - Sticky Flags");
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// cr(0x2A, 1);
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void setClockMultiplexer(ClockSettings1::PLLRange range, ClockSettings1::PLLInputClock pll_input, ClockSettings1::CodecInputClock codec_input) {
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settings.clock_settings_1.pll_range = range;
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settings.clock_settings_1.pll_input_clock = pll_input;
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settings.clock_settings_1.codec_input_clock = codec_input;
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settings.clock_settings_1.write();
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}
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void setADCParameters(int nadc, int madc, int osr);
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void setDACParameters(int madc, int nadc, int osr);
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// void softReset(){}; // 0x00 0x01
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// void hardReset(){}; // reset pin
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// void powerUp(){}; // power up
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void setMicPgaGain(int gainLeft, int gainRight); // 0 - 47.5dB in 0.5dB steps
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void setMicPgaGainL(int gain);
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@ -52,10 +148,54 @@ class TLV320AIC3204{
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private:
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TLV320AIC3204_Settings settings;
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TwoWire *wire;
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uint8_t i2cAddress = 0x18;
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void cw(unsigned char first, unsigned char second){
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wire->beginTransmission(i2cAddress);
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wire->write(first);
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wire->write(second);
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int result = wire->endTransmission();
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if(DEBUG){
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Serial.print(i2cAddress, HEX);
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Serial.print(" ");
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Serial.print(first, HEX);
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Serial.print(" ");
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Serial.print(second, HEX);
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Serial.print(" : ");
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if(result == 0) {
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Serial.println("OK");
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} else {
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Serial.print("ERROR: ");
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Serial.println(result);
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}
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}
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delay(5);
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}
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void cr(unsigned char first, uint8_t result[], size_t len){
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wire->beginTransmission(i2cAddress);
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wire->write(first); // set register for read
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wire->endTransmission(false); // false to not release the line
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wire->requestFrom(i2cAddress, len, true);
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wire->readBytes(result, len);
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if(DEBUG){
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Serial.print(first, HEX);
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Serial.print(" ");
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for (int i = 0; i < len; i++) {
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Serial.print(result[i], HEX);
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Serial.print(" ");
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Serial.println(result[i], BIN);
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}
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}
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}
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// TLV320AIC3204_Settings settings;
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};
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