Audio Controller Description

The following table shows the commonly used audio controller.
Table 1. Audio Controller Description
Index Controller Values Description
10 Playback Volume
  • min=0
  • max=255
To set the volume value to 224:
amixer cset numid=10 224
To get the volume value:
asmixer cget numid=10
36 ADC PCM Capture Volume
  • min=0
  • max=255
To set the volume value to 224:
amixer cset numid=36 224
To get the volume value:
asmixer cget numid=36