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tenkey plusplus

by jonbobcar · ·

20 keys unibody

MX soldered ATmega32U4 QMK

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

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Record 83% complete · 15 of 18 fields

Tenkey++ is a USB-C hotswap numpad with the layout of a standard 10-key. Tenkey++ also has three rotary encoders at the top for additional functionality.

Layouts

Spec

Shape

Body
unibody
Splay
— not recorded —
Stagger
— not recorded —
Key spacing
— not recorded —

Switches

Switch footprint
MX
Hotswap
Kailh socket, Gateron socket

Electronics

Controller
soldered ATmega32U4
Connectivity
Wired — the soldered ATmega32U4 has no radio
USB port
USB-C
Firmware
QMK (lizard_trick/tenkey_plusplus)
Firmware targets
ATmega32U4
Key wiring
6×4 matrix, column-to-row diodes
Room for
encoder
Power switch
no
Exposed components
— not recorded —

Building it

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

Licensing

Hardware
all rights reserved — no license stated
Firmware
all rights reserved — no license stated
Documentation
all rights reserved — no license stated

Sources