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Gummy Key

by gumorr · ·

58 keys split

MX Pro Micro socket QMK

3D render of the Gummy Key circuit board
The bare PCB, drawn from GummyKey_Left.kicad_pcb — this design has 1 other board file not shown. No switches or keycaps: this is the board as manufactured.

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Record 94% complete · 16 of 17 fields

a split keyboard that i made

Layouts

Spec

Shape

Body
split, 2 halves
Split link
TRRS cable
Splay
no
Stagger
column-staggered
Key spacing
MX spacing · 19.05 × 19.05 mm

Switches

Switch footprint
MX
Hotswap
Kailh socket, Gateron socket

Electronics

Controller
Pro Micro socket
Connectivity
Wireless with a nice!nano v2 — needs a ZMK config
USB port
USB-C or micro-USB, depends on the dev board
Firmware
QMK (gummykey)
Firmware targets
ATmega32U4
Key wiring
— not recorded —
Room for
— not recorded —
Power switch
no
Exposed components
no

Building it

Build method
PCB
Soldering
SMD, hand-solderable (diode)
SMD required
yes

Licensing

Hardware
MIT
Firmware
MIT
Documentation
MIT

Sources