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plain60 c

by evyd13 · ·

65 / 64 / 63 / 62 / 61 / 60 keys unibody

MX soldered ATmega32U4 QMK

3D render of the plain60 c circuit board
The bare PCB, drawn from plain60-c.kicad_pcb. No switches or keycaps: this is the board as manufactured.

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Record 89% complete · 16 of 18 fields

This universal 60% PCB is designed to support as little layouts as possible without limiting usability for most users. The reason I did this is because other PCBs made for this form factor usually have so many supported layouts that it could almost qualify as swiss cheese.

Layouts

Spec

Shape

Body
unibody
Splay
— not recorded —
Stagger
— not recorded —
Key spacing
MX spacing · 19.05 × 19.05 mm

Switches

Switch footprint
MX
Hotswap
Mill-Max, or solder the switches in

Electronics

Controller
soldered ATmega32U4
Connectivity
Wired — the soldered ATmega32U4 has no radio
USB port
USB-C
Firmware
QMK (evyd13/plain60)
Firmware targets
ATmega32U4
Key wiring
5×15 matrix, column-to-row diodes
Room for
speaker
Power switch
no
Exposed components
no

Building it

Build method
PCB
Soldering
SMD, fine-pitch (USB)
SMD required
yes

Licensing

Hardware
CC BY-SA 4.0
Firmware
CC BY-SA 4.0
Documentation
CC BY-SA 4.0

Sources