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Partial audio pipeline with custom read callback registered by the application

The demo plays an AMR-NB or AMR-WB file stored in the SD card with an application specified custom callback.

Compatibility

ESP32-LyraT ESP32-LyraT-MSC
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Usage

Prepare the audio board:

  • Connect speakers or headphones to the board.
  • Insert a microSD card loaded with a AMR-NB or AMR-WB file 'test.amr' into the card slot.

Configure the example:

  • Select compatible audio board in menuconfig > Audio HAL.

Load and run the example.

  • Audio playback will start automatically.