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USB Audio Playback Issue with ESP32-S3 DevKitC (AEGHB-400) #103

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@kadharsh

Description

@kadharsh

When running the example code for the USB headset on my ESP32-S3 DevKitC board connected to the ES7210 and ES8311, I encountered an issue where the board was resetting due to a watchdog reset. To fix this, I added the line vTaskDelay((TickType_t)pdMS_TO_TICKS(1)); inside the infinite loop in the usb_task function in the file usb_headset.c, which resolved the watchdog reset issue.

static void usb_task(void *pvParam)
{
    (void) pvParam;

    do {
        // TinyUSB device task
        tud_task();
        vTaskDelay((TickType_t)pdMS_TO_TICKS(1));
    } while (true);

    vTaskDelete(NULL);
}

However, when I play audio from my PC through the speaker connected to the ESP32, after a few seconds, the audio becomes noisy, kind of like a poor FM reception. After a few more seconds, it returns to normal, and this cycle repeats randomly.
Also, this issue only occurs when running the USB headset example. When running the MP3 example from esp-adf, the audio works correctly.

It appears that there is a problem with the USB audio handling How can I fix this issue? I would really appreciate any help.

Hardware and Configuration:

  • ESP32-S3 DevKitC board with 8MB flash and 2MB PSRAM.
  • ES7210 and ES8311 connected with the same pinouts.

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