i2s_pin_config_t pin_config = { .bck_io_num = I2S_PIN_BCK, //BCK引脚 .ws_io_num = I2S_PIN_WS, //WS引脚 .data_out_num = I2S_PIN_NO_CHANGE, //SDATA输出引脚 .data_in_num = I2S_PIN_SDATA //SDATA输入引脚 }; i2s_set_pin(I2S_NUM_0, &pin_config); ...
intr_alloc_flags = ESP_INTR_FLAG_EDGE, // 分配中断标志 }; i2s_driver_install(I2S_NUM_0, &i2s_config, 0, NULL); 配置好,I2S的参数后,就要配置引脚了,方法如下 i2s_pin_config_t pin_config = { .bck_io_num = MAX98375_BCLK_IO1, // BCLK引脚号 .ws_io_num = MAX98375_LRCLK_IO1,...
2. **数据对齐问题**：在I2S协议中，数据对齐方式有两种：左对齐（Left-Justified）和I2S标准（I2S ...
i2s_pin_config_t i2s0_pin = { // .mck_io_num = GPIO_NUM_0, .bck_io_num = GPIO_NUM_4, .ws_io_num = GPIO_NUM_5, .data_out_num = GPIO_NUM_18, .data_in_num = GPIO_NUM_19 }; i2s_driver_install(USE_I2S, &i2s0_config, 0, NULL); i2s_set_pin(USE_I2S, &i2s0_pin...
│ │ │ PIN18-MIC1P├───────────┤ │ │ SCL-GPIO 16├──────────►│PIN1 -CCLK │ │ MIC │ │ (GPIO 7)│ │ PIN17-MIC1N├───────────┤ │ │ SDA-GPIO 17│◄─────────►│PIN19-CDATA │ └─────────┘ ...
};i2s_driver_install(I2S_PORT, &i2s_config, 0, NULL); }void i2s_setpin() { // 设置I2S引脚配置 const i2s_pin_config_t pin_config = { .bck_io_num = I2S_SCK, .ws_io_num = I2S_WS, .data_out_num = -1, .data_in_num = I2S_SD ...
When using PDM mode for I2S, pin configuration from i2s_pdm_rx_config_t::i2s_pdm_rx_gpio_config_t are not used. esp-adf/components/audio_stream/i2s_stream_idf5.c Line 132 in d16b040 i2s_key_slot[i2s->port].rx_pdm_cfg.gpio_cfg.clk = board...
i2s_pin_config_t pins = { .bck_io_num = 26, .ws_io_num = 25, .data_out_num = -1, .data_in_num = 4 }; log_info("source init?"); i2s_driver_install(i2s_num_in, &config, DMA_BUFFER_COUNT, &i2s_event_queue); i2s_set_pin(i2s_num_in, &pins); ...
2. 检查您的i2s_config_t配置。您提供的配置如下：```c i2s_config_t i2s_read_config = { ....
esp_err_ti2s_set_pin(i2s_port_ti2s_num,consti2s_pin_config_t*pin) 这个函数有两个参数,第一个参数就是I2S的接口号,第二个参数是pin_config的结构体初始化,如果第二个结构体参数是NULL的话,就默认设置GPIO25&GPIO26引脚,也就是说内置的两个DAC都会被初始化; ...