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Rotary encoder on Merus Infineon audio amp HAT
#1
Hello, I have tried without success adding a rotary encoder (Bourns PEC11R) to a Moode setup using a RPi Zero with Merus Infineon audio amp hat:

https://www.infineon.com/dgdl/Infineon-K...8084096be6

I read this tread repeatedly:

https://moodeaudio.org/forum/showthread.php?tid=458

I also followed the schematic provided with the PEC11 rotary encoder, yet neither worked.

https://www.mouser.com/datasheet/2/54/PEC11R-777457.pdf

I also followed this guy's blog posting, but no luck:

https://a2i2.deakin.edu.au/2018/07/11/ra...y-encoder/

I have used GPIO pins 23 and 24 (physical pins 16 and 18) for the encoder channels. I also in desperation tried GPIO physical pins 8 and 10. No satisfaction.

No matter which Volume Type setting under Audio configuration I choose, Software, Fixed, or Null, nothing works. The RPi will boot up and the audio will play, but as soon as I turn the encoder, either direction, the RPi goes dead and the only way to recover is a full reboot.

I cannot help but wonder whether there is something different that need be done with this Merus Infineon amp hat that requires a different setup, but I'm at a loss here. Any thoughts? Much thanks.
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Messages In This Thread
Rotary encoder on Merus Infineon audio amp HAT - by yellowruby - 09-02-2022, 04:53 AM

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