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Handwired macropad
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A quick handwired macropad I built for a coworker so that he could sample Box Jade switches.
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Updated at source:
Model information
- Source
- Printables
- Category
- Electronics
- License
- Creative Commons — Attribution — Noncommercial — Share Alike
Bill of materials
- 17 Cherry style, plate-mounted switches, for example Kailh Box Jades.
- 17 numpad keycaps salvaged from el cheapo keycaps set.
- 17 1N4148 diodes
- 3 2u plate mounted el cheapo stabilizers.
- 10 M1.6 x 5mm self tapping, flat-headed screws.
- 1 Generic Pro micro RP2040 board or really any RP2040 based board, just be sure to use the same pins or edit the info.json file to match the ones you'll be using.Solder, wires and soldering iron.
Pinout
- col0: GP27
- col1: GP20
- col2: GP29
- col3: GP11
- row0: GP10
- row1: GP0
- row2: GP2, the
+key is wired to the end of this row. - row3: GP3
- row4: GP5, the
INTROkey is wired to the end of this row.
Firmware
Available in my GitHub.