Search found 6 matches

by epalaima
Thu Mar 16, 2017 4:20 am
Forum: Stereo soundcard for the Raspberry Pi
Topic: Saving Alsamixer Input Settings for AudioInjector
Replies: 5
Views: 28890

Saving Alsamixer Input Settings for AudioInjector

Hi, I am trying to save my input settings for the AudioInjector card with sudo alsactl store, but the input settings keep getting reset upon reboot. I'm just trying to have line input turned on by default. I change my settings in alsamixer to turn line input on then run: sudo alsactl store 0 I see t...
by epalaima
Fri Mar 10, 2017 2:46 am
Forum: Stereo soundcard for the Raspberry Pi
Topic: GPIO Pins Used By AudioInjector
Replies: 3
Views: 31775

Re: GPIO Pins Used By AudioInjector

I think it does. According to the diagram you posted TXD0 and RXDO are being used for the BITCLOCK. Unless I am reading something incorrectly?
by epalaima
Tue Feb 14, 2017 5:39 pm
Forum: Stereo soundcard for the Raspberry Pi
Topic: GPIO Pins Used By AudioInjector
Replies: 3
Views: 31775

GPIO Pins Used By AudioInjector

What GPIO pins does the audio injector use in interfacing with the codec? I could have sworn I saw this information posted at some point but cannot seem to find it now. I was trying to use GNU Screen to connect to the Pi from my laptop and it was not working. I use this all the time on other Pi's an...
by epalaima
Tue Aug 02, 2016 12:10 am
Forum: Stereo soundcard for the Raspberry Pi
Topic: How to setup and test
Replies: 128
Views: 159303

Re: How to setup and test

Setup2
by epalaima
Tue Aug 02, 2016 12:09 am
Forum: Stereo soundcard for the Raspberry Pi
Topic: How to setup and test
Replies: 128
Views: 159303

Re: How to setup and test

Setup1
by epalaima
Mon Aug 01, 2016 8:46 am
Forum: Stereo soundcard for the Raspberry Pi
Topic: How to setup and test
Replies: 128
Views: 159303

Re: How to setup and test

Hi, I set up my sound card using your manual instructions. Updated kernel and commented out dtparam=audio=on and added dtoverlay=audioinjector-wm8731-audio. After rebooting I ran aplay -l and the sound card showed up as the only audio device, hw:0,0, which was a promising sign. I tried to play a wav...