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163c54877c
* fix cardputer sound * Add I2S BLEEBLEs * MenuHandler ifdefs * add generic tone -> I2S RTTTL conversion * not needed --------- Co-authored-by: Jonathan Bennett <jbennett@incomsystems.biz>
41 lines
1.4 KiB
C++
41 lines
1.4 KiB
C++
#include "AudioBoard.h"
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#include "configuration.h"
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DriverPins PinsAudioBoardES8311;
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AudioBoard board(AudioDriverES8311, PinsAudioBoardES8311);
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// M5stack Cardputer ADV specific init
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void lateInitVariant()
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{
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// AudioDriverLogger.begin(Serial, AudioDriverLogLevel::Debug);
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// I2C: function, scl, sda
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PinsAudioBoardES8311.addI2C(PinFunction::CODEC, Wire);
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// I2S: function, mclk, bck, ws, data_out, data_in
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PinsAudioBoardES8311.addI2S(PinFunction::CODEC, DAC_I2S_MCLK, DAC_I2S_BCK, DAC_I2S_WS, DAC_I2S_DOUT, DAC_I2S_DIN);
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// configure codec
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CodecConfig cfg;
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cfg.input_device = ADC_INPUT_LINE1;
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cfg.output_device = DAC_OUTPUT_ALL;
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cfg.i2s.bits = BIT_LENGTH_16BITS;
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cfg.i2s.rate = RATE_44K;
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board.begin(cfg);
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// extra ES8311 init
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auto es8311_write_reg = [](uint8_t reg, uint8_t val) {
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Wire.beginTransmission(0x18); // ES8311 i2c address
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Wire.write(reg);
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Wire.write(val);
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Wire.endTransmission();
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};
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es8311_write_reg(0x00, 0x80); // reset, power on
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es8311_write_reg(0x01, 0xB5); // MCLK = BCLK
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es8311_write_reg(0x02, 0x18); // CLOCK_MANAGER/ MULT_PRE=3
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es8311_write_reg(0x0D, 0x01); // analog power up
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es8311_write_reg(0x12, 0x00); // DAC power up
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es8311_write_reg(0x13, 0x10); // enable HP drive
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es8311_write_reg(0x32, 0xBF); // DAC volume (0dB)
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es8311_write_reg(0x37, 0x08); // EQ bypass
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}
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