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Yihui Xiong 2017-09-28 21:21:47 -05:00 committed by GitHub
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@ -2,9 +2,14 @@
[![Join the chat at https://gitter.im/seeed-voicecard/Lobby](https://badges.gitter.im/seeed-voicecard/Lobby.svg)](https://gitter.im/seeed-voicecard/Lobby?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge) [![Join the chat at https://gitter.im/seeed-voicecard/Lobby](https://badges.gitter.im/seeed-voicecard/Lobby.svg)](https://gitter.im/seeed-voicecard/Lobby?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
While the upstream wm8960 codec is not currently supported by current Pi kernel builds, upstream wm8960 has some bugs, we had fixed it. we must it build manually. The drivers of [ReSpeaker Mic Hat](https://www.seeedstudio.com/ReSpeaker-2-Mics-Pi-HAT-p-2874.html) and [ReSpeaker 4 Mic Array](https://www.seeedstudio.com/ReSpeaker-4-Mic-Array-for-Raspberry-Pi-p-2941.html) for Raspberry Pi.
We also write ac108 rapberry pi linux kernel driver. ## ReSpeaker Mic Hat
[![](https://github.com/SeeedDocument/MIC_HATv1.0_for_raspberrypi/blob/master/img/mic_hatv1.0.png?raw=true)](https://www.seeedstudio.com/ReSpeaker-2-Mics-Pi-HAT-p-2874.html)
While the upstream wm8960 codec is not currently supported by current Pi kernel builds, upstream wm8960 has some bugs, we had fixed it. we must it build manually.
Get the seeed voice card source code. Get the seeed voice card source code.
```bash ```bash
@ -12,12 +17,7 @@ git clone https://github.com/respeaker/seeed-voicecard
cd seeed-voicecard cd seeed-voicecard
#for ReSpeaker 2-mic #for ReSpeaker 2-mic
sudo ./install.sh 2mic sudo ./install.sh 2mic
sudo reboot
#for ReSpeaker 4-mic
sudo ./install.sh 4mic
#reboot your Raspbian OS
reboot
``` ```
Check that the sound card name matches the source code seeed-voicecard. Check that the sound card name matches the source code seeed-voicecard.
@ -50,6 +50,23 @@ card 1: seeed2micvoicec [seeed-2mic-voicecard], device 0: bcm2835-i2s-wm8960-hif
pi@raspberrypi:~/seeed-voicecard $ pi@raspberrypi:~/seeed-voicecard $
``` ```
## ReSpeaker 4 Mic Array
[![](https://github.com/SeeedDocument/ReSpeaker-4-Mic-Array-for-Raspberry-Pi/blob/master/img/features.png?raw=true)](https://www.seeedstudio.com/ReSpeaker-4-Mic-Array-for-Raspberry-Pi-p-2941.html)
The 4 Mic Array uses ac108 which includes 4 ADCs, we also write ac108 rapberry pi linux kernel driver.
```bash
git clone https://github.com/respeaker/seeed-voicecard
cd seeed-voicecard
sudo ./install.sh 4mic
#reboot your Raspbian OS
sudo reboot
```
Check that the sound card name matches the source code seeed-voicecard.
```bash ```bash
#for ReSpeaker 4-mic #for ReSpeaker 4-mic
pi@raspberrypi:~ $ arecord -L pi@raspberrypi:~ $ arecord -L