ADF: I2S SLAVE模式录音问题

23254A
Posts: 9
Joined: Sat May 07, 2022 2:15 am

Re: ADF: I2S SLAVE模式录音问题

Postby 23254A » Mon Jun 20, 2022 1:46 am

以下是我的配置,请参考
不一定能用,要看你那边的模式,我这边是 SLAVE 模式的。

Code: Select all

#define MY_I2S_CFG() {                                                          \
    .type = AUDIO_STREAM_READER,                                                \
    .i2s_config = {                                                             \
        .mode = (i2s_mode_t)(I2S_MODE_SLAVE | I2S_MODE_RX | I2S_MODE_TX),       \
        .sample_rate = 48000,                                                   \
        .bits_per_sample = I2S_BITS_PER_SAMPLE_16BIT,    		                \
		.bits_per_chan = I2S_BITS_PER_CHAN_16BIT,                               \
        .channel_format = I2S_CHANNEL_FMT_RIGHT_LEFT,                           \
        .communication_format = I2S_COMM_FORMAT_STAND_I2S,                      \
        .intr_alloc_flags = ESP_INTR_FLAG_LEVEL2,                               \
        .dma_buf_count = 3,                                                     \
        .dma_buf_len = 300,                                                     \
        .use_apll = false,                                                      \
        .tx_desc_auto_clear = true,                                             \
        .fixed_mclk = 0                                                         \
    },                                                                          \
    .i2s_port = I2S_NUM_0,                                                      \
    .use_alc = false,                                                           \
    .volume = 0,                                                                \
    .out_rb_size = I2S_STREAM_RINGBUFFER_SIZE,                                  \
    .task_stack = I2S_STREAM_TASK_STACK,                                        \
    .task_core = I2S_STREAM_TASK_CORE,                                          \
    .task_prio = I2S_STREAM_TASK_PRIO,                                          \
    .stack_in_ext = false,                                                      \
    .multi_out_num = 0,                                                         \
    .uninstall_drv = false,                                                     \
    .need_expand = false,                                                       \
    .expand_src_bits = I2S_BITS_PER_SAMPLE_16BIT,                               \
}

ESP_HengYC
Posts: 184
Joined: Fri Dec 15, 2017 2:45 am

Re: ADF: I2S SLAVE模式录音问题

Postby ESP_HengYC » Tue Jul 19, 2022 12:15 pm

你的这个 i2s slave 问题还存在吗?

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