usb audio wiring

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jostie94
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usb audio wiring

Post by jostie94 » Sun Apr 23, 2017 6:36 pm

hi guys,

i need some help with my audio wiring.
i'm using a VIVANCO USB 2.0 Audio Adapter
with a Adafruit Mono 2.5W Class D Audio Amplifier and original DMG jack and potentiometer but cant get any sound out of it.

my current diagram:
SpoilerShow
Image
Does anyone have a working wiring diagram with the components?

(I have changed the priority of the sound cards)

Code: Select all

 0 snd_usb_audio
 1 snd_bcm2835
my GBZ builds:
1) http://www.sudomod.com/forum/viewtopic.php?f=9&t=3197
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Macx
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Re: usb audio wiring

Post by Macx » Sun Apr 23, 2017 8:39 pm

G54CLVu.png
G54CLVu.png (624.87 KiB) Viewed 4403 times
Try this wiring. :)

An this USB Audio Fix

https://github.com/RetroPie/RetroPie-Setup/issues/1312

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Jack Schitt
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Re: usb audio wiring

Post by Jack Schitt » Wed Apr 26, 2017 2:56 pm

Did you get it working? By some coincidence I've got a very similiar looking dongle lying around. I haven't yet gotten any sound out of it even to external speakers through the 3.5mm plug.
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