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Encoder and attiny13 emulating buttons of Korg Poly-800:

Made with an attiny13 and optocouplers. Information about how the PCB was made will follow... :)
The baord is internally connected to the "value up / down" buttons of the synth.

board on synth



board

board2

schematic


attiny13encoder2buttons-opto-kicad.zip

Code was inspired by https://thewanderingengineer.com/2014/08/11/rotary-encoder-on-the-attiny85-part-2/

attiny13-encoder2buttons-avr-gcc.zip

Creative Commons License Licensed under Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.

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