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Knob 9-key keypad

Overview

I designed a relatively complete set of knob keypad atmega32u-4 mu chip rgb bottom light hot-swappable type-c interface vial firmware 3d printed shell upgraded to vial firmware. This saves the need to import via via every time.

If you have any questions, please contact me. Thanks to the old friends who helped me before. I also hope that more people will like it after it is open source.

Design Files

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Update:2025-05-13 18:45:07

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