Macropad ZM221

There are many macropad designs out there, but I wanted to design my own.

1. 3D Print Friendly - Easily print on any printer, using any material.

2. Minimal two-piece design.

3. No fancy hardware required.

parts list

1. Pro Micro (any arduino with built-in HID, size 18mm x 35mm)

2. 1N4148 diode x 5

3. Cherry mx style switch x 4

4. Rotary encoder x 1

5. MISC wire and solder.

6. Hot glue.

7. keycaps.

I used QMK as the base firmware.

https://qmk.fm/

No

No

0.2

10%

no supports required.