Difference between revisions of "ROM-6881 Audio"
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Revision as of 02:39, 17 July 2025
Audio Test
Before the test, you need to prepare an audio card (ROM-EG57), a microphone and headphones. The test environment is shown in the picture below:
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-dp0
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 1 # /tools/test/adv/audio/audio_play_test.sh 1