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Rotary encoder on Merus Infineon audio amp HAT
#6
I tried your suggestions but no dice. The rotary encoder just won't work.

I swapped out the Merus Infineon audio amp for a HiFiBerry MiniAmp and plugged in the rotary encoder circuit, as shown. I set the volume to Software and set the Rotary Encoder.

Wadayano? It worked!

It does indeed appear that the Merus might be using one of the GPIO channels that are being used for the Encoder. Instead of a Rotary Encoder, I might just go old school and use an Alps volume pot that I've got lying around.

Again, thank you Tim and TheOldPresbyope for your assistance! Much appreciated!

YR

Postscript: the Alps pot works fine with the Merus.
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Messages In This Thread
RE: Rotary encoder on Merus Infineon audio amp HAT - by yellowruby - 09-09-2022, 02:09 AM

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