Difference between revisions of "AFE-R761 Audio"
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=== '''Hardware pin definition：''' === | === '''Hardware pin definition：''' === | ||
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2. Select “Build-in Audio stereo” for es8326c-codec output, or select “HDMI” for HDMI output. | 2. Select “Build-in Audio stereo” for es8326c-codec output, or select “HDMI” for HDMI output. | ||
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==== '''Mute and Volume Control：''' ==== | ==== '''Mute and Volume Control：''' ==== | ||
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Mute and volume can be configured by GUI. | Mute and volume can be configured by GUI. | ||
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=== '''Audio Test''' === | === '''Audio Test''' === | ||
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Revision as of 07:22, 13 January 2026
Contents
Hardware pin definition：
SW Function：
AFE-R761 supports two kinds of sound cards: "0 hdmi" and "1 es8326c". To set the default audio output for media playback, follow these steps:
Setting：
1. Click “Applications” ->”Multimedia”->”PulseAudio Volume Control”.
2. Select “Build-in Audio stereo” for es8326c-codec output, or select “HDMI” for HDMI output.
Mute and Volume Control：
Mute and volume can be configured by GUI.
Audio Test
1. Get sound card ID.
# cat /proc/asound/cards 0 [rockchiphdmi0 ]: rockchip-hdmi0 - rockchip-hdmi0 rockchip-hdmi0 1 [rockchipes8326c]: simple-card - rockchip,es8326-codec rockchip,es8326-codec
2. Record
Take Card ID 1 for example：
# arecord -Dplughw:1,0 -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
See details of the usage of "aplay":
# aplay --help … … -D, --device=NAME select PCM by name -t, --file-type TYPE file type (voc, wav, raw or au) … …
