Chapter 20 Audio configuration

Chapter 20 Audio configuration

Audio mainly includes I2S, digital microphone DMIC, analog microphone AMIC and Lineout.The above interface can be tested using the audio_all_test_case program.
First download test/audio_all_test_case.tar, unzip it and go to the unzip directory:

# tar -xvf audio_all_test_case.tar -C .
# cd audio_all_test_case
# make

The audio_all_test_case executable is generated.