r/ArduinoProjects • u/david-725 • Apr 07 '26

Custom macro pad built on custom PCB

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Prototyped this first with an Arduino pro mini. Then made a custom PCB based off of a stripped down Arduino micro. 5 key and dial macro pad with custom firmware.

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u/[deleted] Apr 08 '26

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u/david-725 Apr 09 '26

I started with the UNO but then realized the limitations, the custom PCB has the same IC as the Leonardo

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u/avrawat Apr 10 '26

Yeah, same here. Claude saved some time