zymon/seeed-voicecard
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更新 README.md

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Baozhu Zuo 2017-05-18 18:04:54 +08:00
parent 3fead64100
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README.md
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@ -4,30 +4,21 @@ Firstly, get an updated kernel 4.9 :
``` ```
sudo apt update sudo apt update
sudo apt dist-upgrade sudo apt dist-upgrade
sudo apt install git rpi-update bc dkms sudo apt install raspberrypi-kernel-headers
sudo BRANCH=next rpi-update
sudo reboot
``` ```
Install matching kernel header files(come from https://www.raspberrypi.org/forums/):
eg. Get your kernel verson "uname -r", then
```
wget https://www.niksula.hut.fi/~mhiienka/Rpi/linux-headers-rpi/linux-headers-4.9.13-v7%2B_4.9.13-v7%2B-2_armhf.deb
```
Next, 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. Next, 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.
``` ```
git clone http://git.oschina.net/seeed-se/seeed-voicecard git clone http://git.oschina.net/seeed-se/seeed-voicecard
cd seeed-voicecard cd seeed-voicecard
sudo make all install make all
``` ```
Next, copy then voice card overlay to boot dir, then apply it. Next, copy then voice card overlay to boot dir, then apply it.
``` ```
sudo cp seeed-voicecard.dtbo /boot/overlays sudo cp seeed-voicecard.dtbo /boot/overlays
sudo reboot
sudo modprobe wm8960
sudo dtoverlay seeed-voicecard
``` ```
Load the driver default. Load the driver default.
``` ```
@ -61,9 +52,9 @@ pi@raspberrypi:~/seeed-voicecard$
``` ```
Next apply the alsa controls setting Next apply the alsa controls setting
``` ```
sudo alsactl --file ./asound.state restore sudo alsactl --file=asound.state restore
``` ```
If you want to change the alsa settings, You can use "sudo alsactl --file ./asound.state store 1" to save it. If you want to change the alsa settings, You can use "sudo alsactl --file=asound.state store " to save it.
Test: Test:
``` ```