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https://github.com/esphome/esphome.git
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76 lines
1.8 KiB
C++
76 lines
1.8 KiB
C++
#include "es8388_component.h"
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#include "esphome/core/hal.h"
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#include <soc/io_mux_reg.h>
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namespace esphome {
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namespace es8388 {
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void ES8388Component::setup() {
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PIN_FUNC_SELECT(PERIPHS_IO_MUX_GPIO0_U, FUNC_GPIO0_CLK_OUT1);
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WRITE_PERI_REG(PIN_CTRL, READ_PERI_REG(PIN_CTRL) & 0xFFFFFFF0);
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// mute
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this->write_byte(0x19, 0x04);
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// powerup
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this->write_byte(0x01, 0x50);
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this->write_byte(0x02, 0x00);
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// worker mode
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this->write_byte(0x08, 0x00);
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// DAC powerdown
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this->write_byte(0x04, 0xC0);
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// vmidsel/500k ADC/DAC idem
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this->write_byte(0x00, 0x12);
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// i2s 16 bits
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this->write_byte(0x17, 0x18);
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// sample freq 256
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this->write_byte(0x18, 0x02);
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// LIN2/RIN2 for mixer
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this->write_byte(0x26, 0x00);
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// left DAC to left mixer
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this->write_byte(0x27, 0x90);
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// right DAC to right mixer
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this->write_byte(0x2A, 0x90);
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// DACLRC ADCLRC idem
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this->write_byte(0x2B, 0x80);
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this->write_byte(0x2D, 0x00);
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// DAC volume max
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this->write_byte(0x1B, 0x00);
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this->write_byte(0x1A, 0x00);
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// ADC poweroff
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this->write_byte(0x03, 0xFF);
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// ADC amp 24dB
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this->write_byte(0x09, 0x88);
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// LINPUT1/RINPUT1
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this->write_byte(0x0A, 0x00);
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// ADC mono left
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this->write_byte(0x0B, 0x02);
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// i2S 16b
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this->write_byte(0x0C, 0x0C);
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// MCLK 256
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this->write_byte(0x0D, 0x02);
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// ADC Volume
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this->write_byte(0x10, 0x00);
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this->write_byte(0x11, 0x00);
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// ALC OFF
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this->write_byte(0x03, 0x09);
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this->write_byte(0x2B, 0x80);
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this->write_byte(0x02, 0xF0);
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delay(1);
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this->write_byte(0x02, 0x00);
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// DAC power-up LOUT1/ROUT1 enabled
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this->write_byte(0x04, 0x30);
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this->write_byte(0x03, 0x00);
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// DAC volume max
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this->write_byte(0x2E, 0x1C);
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this->write_byte(0x2F, 0x1C);
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// unmute
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this->write_byte(0x19, 0x00);
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}
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} // namespace es8388
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} // namespace esphome
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