ROM-6881 Audio

Audio Test

Before the test, you need to prepare an audio card (ROM-EG57), a microphone and a pair of headphones. The test and jumper setup environment is as shown in the following picture.

1、Get Audio board ID

cat /proc/asound/cards

0 [rockchiprt5640c]: rockchip_rt5640 - rockchip,rt5640-codec rockchip,rt5640-codec
1 [rockchiphdmi0 ]: rockchip-hdmi0 - rockchip-hdmi0 rockchip-hdmi0 
2 [rockchipdp0 ]: rockchip-dp0 - rockchip-dp0 rockchip-dp0s

2、Record

       Take Card ID 0 for example：

arecord -Dplughw:0,0 -f S16_LE -r 16000 -d 10 -t wav test.wav

3、Playback

      Take Card ID 0 for example:

aplay -Dplughw:0,0 -t wav test.wav

RK Tool  Function：

/tools/test/adv/audio/audio_record_test.sh 0
/tools/test/adv/audio/audio_play_test.sh 0