Request-for-Comments

last modified: October 23, 2025

Input Panel - Request for Comments

Posted on 2021-02-01— Request for Comments

I've designed an input panel PCB for my pet-feeding device and would appreciate your feedback. It includes a rotary encoder, four LEDs, an I2C-connected LCD interface and an optional 3.3V to 5V level shifter. Please take a look at the board images and schema and share any suggestions or improvements.

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