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es8388.h
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#ifndef ES8388_H
#define ES8388_H
#include "esp_types.h"
#include "driver/i2c.h"
/* ES8388 address */
#define ES8388_ADDR 0x20 // 0x22:CE=1;0x20:CE=0
/* ES8388 register */
#define ES8388_CONTROL1 0x00
#define ES8388_CONTROL2 0x01
#define ES8388_CHIPPOWER 0x02
#define ES8388_ADCPOWER 0x03
#define ES8388_DACPOWER 0x04
#define ES8388_CHIPLOPOW1 0x05
#define ES8388_CHIPLOPOW2 0x06
#define ES8388_ANAVOLMANAG 0x07
#define ES8388_MASTERMODE 0x08
/* ADC */
#define ES8388_ADCCONTROL1 0x09
#define ES8388_ADCCONTROL2 0x0a
#define ES8388_ADCCONTROL3 0x0b
#define ES8388_ADCCONTROL4 0x0c
#define ES8388_ADCCONTROL5 0x0d
#define ES8388_ADCCONTROL6 0x0e
#define ES8388_ADCCONTROL7 0x0f
#define ES8388_ADCCONTROL8 0x10
#define ES8388_ADCCONTROL9 0x11
#define ES8388_ADCCONTROL10 0x12
#define ES8388_ADCCONTROL11 0x13
#define ES8388_ADCCONTROL12 0x14
#define ES8388_ADCCONTROL13 0x15
#define ES8388_ADCCONTROL14 0x16
/* DAC */
#define ES8388_DACCONTROL1 0x17
#define ES8388_DACCONTROL2 0x18
#define ES8388_DACCONTROL3 0x19
#define ES8388_DACCONTROL4 0x1a
#define ES8388_DACCONTROL5 0x1b
#define ES8388_DACCONTROL6 0x1c
#define ES8388_DACCONTROL7 0x1d
#define ES8388_DACCONTROL8 0x1e
#define ES8388_DACCONTROL9 0x1f
#define ES8388_DACCONTROL10 0x20
#define ES8388_DACCONTROL11 0x21
#define ES8388_DACCONTROL12 0x22
#define ES8388_DACCONTROL13 0x23
#define ES8388_DACCONTROL14 0x24
#define ES8388_DACCONTROL15 0x25
#define ES8388_DACCONTROL16 0x26
#define ES8388_DACCONTROL17 0x27
#define ES8388_DACCONTROL18 0x28
#define ES8388_DACCONTROL19 0x29
#define ES8388_DACCONTROL20 0x2a
#define ES8388_DACCONTROL21 0x2b
#define ES8388_DACCONTROL22 0x2c
#define ES8388_DACCONTROL23 0x2d
#define ES8388_DACCONTROL24 0x2e
#define ES8388_DACCONTROL25 0x2f
#define ES8388_DACCONTROL26 0x30
#define ES8388_DACCONTROL27 0x31
#define ES8388_DACCONTROL28 0x32
#define ES8388_DACCONTROL29 0x33
#define ES8388_DACCONTROL30 0x34
typedef enum {
ES_MODULE_MIN = -1,
ES_MODULE_ADC = 0x01,
ES_MODULE_DAC = 0x02,
ES_MODULE_ADC_DAC = 0x03,
ES_MODULE_LINE = 0x04,
ES_MODULE_MAX
} es_codec_module_t;
typedef enum {
ES_ = -1,
ES_I2S_NORMAL = 0,
ES_I2S_LEFT = 1,
ES_I2S_RIGHT = 2,
ES_I2S_DSP = 3,
ES_I2S_MAX
} es_codec_i2s_fmt_t;
typedef enum {
MclkDiv_MIN = -1,
MclkDiv_1 = 1,
MclkDiv_2 = 2,
MclkDiv_3 = 3,
MclkDiv_4 = 4,
MclkDiv_6 = 5,
MclkDiv_8 = 6,
MclkDiv_9 = 7,
MclkDiv_11 = 8,
MclkDiv_12 = 9,
MclkDiv_16 = 10,
MclkDiv_18 = 11,
MclkDiv_22 = 12,
MclkDiv_24 = 13,
MclkDiv_33 = 14,
MclkDiv_36 = 15,
MclkDiv_44 = 16,
MclkDiv_48 = 17,
MclkDiv_66 = 18,
MclkDiv_72 = 19,
MclkDiv_5 = 20,
MclkDiv_10 = 21,
MclkDiv_15 = 22,
MclkDiv_17 = 23,
MclkDiv_20 = 24,
MclkDiv_25 = 25,
MclkDiv_30 = 26,
MclkDiv_32 = 27,
MclkDiv_34 = 28,
MclkDiv_7 = 29,
MclkDiv_13 = 30,
MclkDiv_14 = 31,
MclkDiv_MAX,
} sclk_div_t;
typedef enum {
LclkDiv_MIN = -1,
LclkDiv_128 = 0,
LclkDiv_192 = 1,
LclkDiv_256 = 2,
LclkDiv_384 = 3,
LclkDiv_512 = 4,
LclkDiv_576 = 5,
LclkDiv_768 = 6,
LclkDiv_1024 = 7,
LclkDiv_1152 = 8,
LclkDiv_1408 = 9,
LclkDiv_1536 = 10,
LclkDiv_2112 = 11,
LclkDiv_2304 = 12,
LclkDiv_125 = 16,
LclkDiv_136 = 17,
LclkDiv_250 = 18,
LclkDiv_272 = 19,
LclkDiv_375 = 20,
LclkDiv_500 = 21,
LclkDiv_544 = 22,
LclkDiv_750 = 23,
LclkDiv_1000 = 24,
LclkDiv_1088 = 25,
LclkDiv_1496 = 26,
LclkDiv_1500 = 27,
LclkDiv_MAX,
} lclk_div_t;
typedef struct {
sclk_div_t sclk_div;
lclk_div_t lclk_div;
} es_codec_i2s_clock_t;
typedef enum {
BIT_LENGTH_MIN = -1,
BIT_LENGTH_16BITS = 0x03,
BIT_LENGTH_18BITS = 0x02,
BIT_LENGTH_20BITS = 0x01,
BIT_LENGTH_24BITS = 0x00,
BIT_LENGTH_32BITS = 0x04,
BIT_LENGTH_MAX,
} es_codec_bits_len_t;
typedef enum {
MIC_GAIN_MIN = -1,
MIC_GAIN_0DB = 0,
MIC_GAIN_3DB = 3,
MIC_GAIN_6DB = 6,
MIC_GAIN_9DB = 9,
MIC_GAIN_12DB = 12,
MIC_GAIN_15DB = 15,
MIC_GAIN_18DB = 18,
MIC_GAIN_21DB = 21,
MIC_GAIN_24DB = 24,
MIC_GAIN_MAX,
} es_codec_mic_gain_t;
typedef enum {
DAC_OUTPUT_MIN = -1,
DAC_OUTPUT_LOUT1 = 0x04,
DAC_OUTPUT_LOUT2 = 0x08,
DAC_OUTPUT_SPK = 0x09,
DAC_OUTPUT_ROUT1 = 0x10,
DAC_OUTPUT_ROUT2 = 0x20,
DAC_OUTPUT_ALL = 0x3c,
DAC_OUTPUT_MAX,
} es_codec_dac_output_t;
typedef enum {
ADC_INPUT_MIN = -1,
ADC_INPUT_LINPUT1_RINPUT1 = 0x00,
ADC_INPUT_MIC1 = 0x05,
ADC_INPUT_MIC2 = 0x06,
ADC_INPUT_LINPUT2_RINPUT2 = 0x50,
ADC_INPUT_DIFFERENCE = 0xf0,
ADC_INPUT_MAX,
} es_codec_adc_input_t;
typedef enum {
ES_MODE_MIN = -1,
ES_MODE_SLAVE = 0x00,
ES_MODE_MASTER = 0x01,
ES_MODE_MAX,
} es_codec_mode_t;
typedef struct {
es_codec_mode_t es_mode;
i2c_port_t i2c_port_num;
i2c_config_t i2c_cfg;
es_codec_dac_output_t dac_output;
es_codec_adc_input_t adc_input;
} es8388_config_t;
#define AUDIO_CODEC_ES8388_DEFAULT(){ \
.es_mode = ES_MODE_SLAVE, \
.i2c_port_num = I2C_NUM_0, \
.i2c_cfg = { \
.mode = I2C_MODE_MASTER, \
.sda_io_num = IIC_DATA, \
.scl_io_num = IIC_CLK, \
.sda_pullup_en = GPIO_PULLUP_ENABLE,\
.scl_pullup_en = GPIO_PULLUP_ENABLE,\
.master.clk_speed = 100000\
}, \
.adc_input= ADC_INPUT_LINPUT1_RINPUT1,\
.dac_output = DAC_OUTPUT_LOUT1 | DAC_OUTPUT_LOUT2 | DAC_OUTPUT_ROUT1 | DAC_OUTPUT_ROUT2,\
};
int es8388_init(es8388_config_t *cfg);
void es8388_uninit();
int es8388_config_fmt(es_codec_module_t mode, es_codec_i2s_fmt_t fmt);
int es8388_i2s_config_clock(es_codec_i2s_clock_t cfg);
int es8388_set_bits_per_sample(es_codec_module_t mode, es_codec_bits_len_t bits);
int es8388_start(es_codec_module_t mode);
int es8388_stop(es_codec_module_t mode);
int es8388_set_volume(int volume);
int es8388_get_volume(int *volume);
int es8388_set_mute(int enable);
int es8388_get_mute(int *enable);
int es8388_set_mic_gain(es_codec_mic_gain_t gain);
int es8388_set_adc_input(es_codec_adc_input_t input);
int es8388_set_dac_ouput(es_codec_dac_output_t output);
void es8388_pa_power(bool enable);
#endif