zymon/seeed-voicecard
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Merge branch 'v5.5' into v5.7

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Hin-Tak Leung 2020-10-04 19:17:19 +01:00
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README.md
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@ -196,7 +196,22 @@ plughw:CARD=seeed8micvoicec,DEV=0
In contrast to 6-Mics Circular Array Kit for Raspberry Pi, In contrast to 6-Mics Circular Array Kit for Raspberry Pi,
the difference is only first 4 input channels are valid capture data. the difference is only first 4 input channels are valid capture data.
### Usage: ### Usage:
```bash
#Query sound card number
# The sound card number used as arecord/aplay argument,
# ( like '-D hw:N' and '-D plughw:N', where N is the number )
# could be found by command:
aplay -l
#or
arecord -l
# Find the line in the command output which near below form:
card 1: seeed2micvoicec [seeed-2mic-voicecard], device 0: ...
# The number between first word `card` and char `:` is the Sound Card Number, here it's 1.
```
```bash ```bash
#for ReSpeaker 2-mic #for ReSpeaker 2-mic
#It will capture sound an playback on hw:1 #It will capture sound an playback on hw:1