ES7243E麦克风矩阵无法录音，什么原因 (AUD-5066)

我能读得到i2c的id，但是没法实现录音功能

//控制 ES7243E 音频编解码器的 ADC (Analog-to-Digital Converter) 功能的使能或禁用 void es7243e_adc_enable(bool enable) { if (enable) { es7243e_write_byte(0xF9, 0x00); es7243e_write_byte(0x04, 0x01); es7243e_write_byte(0x17, 0x01); es7243e_write_byte(0x20, 0x10); es7243e_write_byte(0x21, 0x10); es7243e_write_byte(0x00, 0x80); es7243e_write_byte(0x01, 0x3A); es7243e_write_byte(0x16, 0x3F); es7243e_write_byte(0x16, 0x00); } else { es7243e_write_byte(0x04, 0x02); es7243e_write_byte(0x04, 0x01); es7243e_write_byte(0xF7, 0x30); es7243e_write_byte(0xF9, 0x01); es7243e_write_byte(0x16, 0xFF); es7243e_write_byte(0x17, 0x00); es7243e_write_byte(0x01, 0x38); es7243e_write_byte(0x20, 0x00); es7243e_write_byte(0x21, 0x00); es7243e_write_byte(0x00, 0x00); es7243e_write_byte(0x00, 0x1E); es7243e_write_byte(0x01, 0x30); es7243e_write_byte(0x01, 0x00); } } void es7243e_init(void) { i2c_bus_init();//i2c初始化

es7243e_write_byte(0x01, 0x3A);
es7243e_write_byte(0x00, 0x80);
es7243e_write_byte(0xF9, 0x00);
es7243e_write_byte(0x04, 0x02);
es7243e_write_byte(0x04, 0x01);
es7243e_write_byte(0xF9, 0x01);
es7243e_write_byte(0x00, 0x1E);
es7243e_write_byte(0x01, 0x00);

es7243e_write_byte(0x02, 0x00);
es7243e_write_byte(0x03, 0x20);
es7243e_write_byte(0x04, 0x01);
es7243e_write_byte(0x0D, 0x00);
es7243e_write_byte(0x05, 0x00);
es7243e_write_byte(0x06, 0x03); // SCLK=MCLK/4
es7243e_write_byte(0x07, 0x00); // LRCK=MCLK/256
es7243e_write_byte(0x08, 0xFF); // LRCK=MCLK/256

es7243e_write_byte(0x09, 0xCA);
es7243e_write_byte(0x0A, 0x85);
es7243e_write_byte(0x0B, 0x00);
es7243e_write_byte(0x0E, 0xBF);
es7243e_write_byte(0x0F, 0x80);
es7243e_write_byte(0x14, 0x0C);
es7243e_write_byte(0x15, 0x0C);
es7243e_write_byte(0x17, 0x02);
es7243e_write_byte(0x18, 0x26);
es7243e_write_byte(0x19, 0x77);
es7243e_write_byte(0x1A, 0xF4);
es7243e_write_byte(0x1B, 0x66);
es7243e_write_byte(0x1C, 0x44);
es7243e_write_byte(0x1E, 0x00);
es7243e_write_byte(0x1F, 0x0C);
es7243e_write_byte(0x20, 0x1A); //PGA gain +30dB
es7243e_write_byte(0x21, 0x1A); //PGA gain +30dB

es7243e_write_byte(0x00, 0x80); //Slave  Mode
es7243e_write_byte(0x01, 0x3A);
es7243e_write_byte(0x16, 0x3F);
es7243e_write_byte(0x16, 0x00);

es7243e_adc_enable(false);

} void i2s_driver_init(void) { // gpio_set_direction(ES7243_I2S_MCLK,GPIO_MODE_OUTPUT); // gpio_set_level(ES7243_I2S_MCLK,1); i2s_chan_config_t cfg = I2S_CHANNEL_DEFAULT_CONFIG(ES7243_I2S_NUM,I2S_ROLE_MASTER); //cfg.auto_clear = true; // Auto clear the legacy data in the DMA buffer ESP_ERROR_CHECK(i2s_new_channel(&cfg,NULL,&rx_handle)); i2s_std_config_t std_cfg = { .clk_cfg = I2S_STD_CLK_DEFAULT_CONFIG(ES7243_I2S_FRE), .slot_cfg = I2S_STD_PHILIPS_SLOT_DEFAULT_CONFIG(I2S_DATA_BIT_WIDTH_16BIT, I2S_SLOT_MODE_STEREO), .gpio_cfg = { .mclk = ES7243_I2S_MCLK, .bclk = ES7243_I2S_BCLK, .ws = ES7243_I2S_WS, .dout = ES7243_I2S_DOUT, .din = ES7243_I2S_DIN, .invert_flags = { .mclk_inv = false, .bclk_inv = false, .ws_inv = false, }, }, }; std_cfg.clk_cfg.mclk_multiple = 384; ESP_ERROR_CHECK(i2s_channel_init_std_mode(rx_handle,&std_cfg)); ESP_ERROR_CHECK(i2s_channel_enable(rx_handle)); // i2s_tdm_config_t i2s_tdm_rx_cfg ={ // .clk_cfg = { // .clk_src = I2S_CLK_SRC_DEFAULT, // .sample_rate_hz = 48000, // .mclk_multiple = 256 // }, // .gpio_cfg = { // .mclk = ES7243_I2S_MCLK, // .bclk = ES7243_I2S_BCLK, // .ws = ES7243_I2S_WS, // .dout = -1, // ES7210 only has ADC capability // .din = ES7243_I2S_DIN // }, // .slot_cfg = I2S_TDM_PHILIPS_SLOT_DEFAULT_CONFIG(I2S_DATA_BIT_WIDTH_16BIT, I2S_SLOT_MODE_STEREO, EXAMPLE_I2S_TDM_SLOT_MASK), // }; // ESP_ERROR_CHECK(i2s_channel_init_tdm_mode(rx_handle, &i2s_tdm_rx_cfg)); // ESP_ERROR_CHECK(i2s_channel_enable(rx_handle));

}

void MEMS_READ_Task(void) {
size_t r_bytes = 0; //ESP_ERROR_CHECK(i2s_channel_enable(rx_handle)); while(1) { int8_t sBuffer =(int8_t)malloc(2400 * sizeof(int8_t)); if (sBuffer == NULL) { printf("Failed to allocate memory for sBuffer\n"); return; } esp_err_t result = i2s_channel_read(rx_handle, sBuffer, 2400, &r_bytes, portMAX_DELAY) ; if (result == ESP_OK) { int samples_read = r_bytes / 8; if (samples_read > 0) { int mean = 0; for (int i = 0; i < samples_read; ++i) { mean += (sBuffer[i]); } mean /= samples_read; printf("%d\n",mean); } } else { printf("Read Task: i2s read failed\n"); } vTaskDelay(pdMS_TO_TICKS(500)); free(sBuffer); } ESP_ERROR_CHECK(i2s_channel_disable(rx_handle));

} 以上是我重点代码，请问下，这个无法录音，在代码方面有问题吗？

espressif / esp-adf

ES7243E麦克风矩阵无法录音，什么原因 (AUD-5066) #1118