[AI] [stereo-and-zero] No output and no input (#50)
Matt
matt at audioinjector.net
Thu Feb 13 14:43:21 AEDT 2020
On 13/2/20 2:37 pm, robert crowley via People wrote:
> Ok, I don't get anything out from running that piped (input > output)
> command. When I run "amixer", I don't get the same type of output. I
> get :
>
> $ amixer
> Simple mixer control 'Master',0
> Capabilities: pvolume pswitch pswitch-joined
> Playback channels: Front Left - Front Right
> Limits: Playback 0 - 65536
> Mono:
> Front Left: Playback 65536 [100%] [on]
> Front Right: Playback 65536 [100%] [on]
> Simple mixer control 'Capture',0
> Capabilities: cvolume cswitch cswitch-joined
> Capture channels: Front Left - Front Right
> Limits: Capture 0 - 65536
> Front Left: Capture 65536 [100%] [on]
> Front Right: Capture 65536 [100%] [on]
>
> I don't get all the same information that you do from alsamixer. I
> also noticed that my value ranges are drastically different. My
> Simple mixer control looks like your Output Mixer Hifi. Why wouldn't
> mine show the same fields of information?
>
Yes - agreed ! hmmm ...
> BTW, I want to get this to work with "Crankshaft" which is actually
> raspbian stretch but with the free forked version of "Open Auto" but
> you probably know that already. The developer of that build put in
> support for the AudioInjector Stereo/Zero cards and at least one user
> confirmed it working. It's just got to be something weird with mine.
> I didn't add anything extra. Although earlier today I added a file
> called /etc/asound.conf which is supposed to set the specified card to
> default.
>
>
Can we confirm that the card is working with stock Raspbian ? Just to
rule out hardware issues.
Matt
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