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gud70

by evyd13 · ·

74 / 73 / 72 keys unibody

MX soldered ATmega32U4 QMK

3D render of the gud70 circuit board
The bare PCB, drawn from gud70.kicad_pcb. No switches or keycaps: this is the board as manufactured.

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Record 89% complete · 16 of 18 fields

This is a replacement PCB for the Uniqey C70. Manufacturing files are included.

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
on a separate USB daughterboard
Firmware
QMK (evyd13/gud70)
Firmware targets
ATmega32U4
Key wiring
5×16 matrix, column-to-row diodes
Room for
— not recorded —
Power switch
no
Exposed components
no

Building it

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

Licensing

Hardware
Apache-2.0
Firmware
Apache-2.0
Documentation
Apache-2.0

Sources