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2 layers141.9 × 93.6 mmKeaboard rev1, the printed circuit board in 3D

Keaboard rev1

keawade/keaboard7

Split columnular stagger 4x6 keyboard

Size
141.9 × 93.6 mm
Copper layers
2
Thickness
1.6 mm
Parts
61
Nets
50
Pads
470
Tracks, vias
685, 94
Routed
Yes
KiCad
KiCad 5 (file 20171130)
Created
18 Aug 2020
Updated
16 Feb 2023

Overview

Keaboard rev1 is an open-source printed circuit board by keawade, from the keawade/keaboard repository on GitHub. It is a 2-layer board of 141.9 × 93.6 mm with 61 parts on 50 nets, routed with 685 tracks and 94 vias.

Its parts include 25 diodes, 25 switches and 1 IC. It belongs with the keyboards and input boards and the AVR (ATmega, ATtiny) boards of this library.

README

README.md

keaboard

A split ergo 4x6 keyboard designed by Keith Wade.

Designed for use with the nice!nano USB-C Bluetooth Pro Micro replacement but also works with any Pro Micro compatible controllers like the Elite-C.

Inspired by the ErgoTravel keyboard designed by @jpconstantineau.

keaboard

Primary Features

  • Split
  • Columnular stagger
  • Wireless option
  • Hot swap MX switches
  • Reversible PCB

Revision 1

PCB

keaboard pcb render

keaboard pcb design

PCB Case

Top plate

Bottom plate

Parts List

QtyPart
2Pro Micro footprint compatible microcontroller (Recommend Elite-C if not using nice!nano)
50MX compatible keyboard switches
2 sets of 12 pinsMill-Max low profile sockets
24 (get extra though)Mill-Max low profile pins
50Kailh MX hot swap sockets
50MX compatible switches
501N4148W SMD diodes
2PJ-320A TRRS female jack (not required if wireless with nice!nano)
2EVQ-9P701P tactile switch
24M2 x 4 mm screws
12M2 x 7mm stand offs

Parts for Wireless Option

QtyPart
2nice!nano
2CUS-12TB for power switch
23.7v rechargeable battery
23-pin socket (Can solder directly if preferred)
22-pin plug

Firmware

Potential Future Revisions

  • Choc hot swap
  • RGB underglow
  • LED backlight
  • RGB backlight
  • Design case for either 3D printing or CNC

Parts

61
QtyValueFootprintReferences
25Dparts:D_SOD123_reversibleD01, D02, D03, D04, D05, D06, D07, D08, D09, D10, D11, D12, D13, D14, D15, D16 +9
25KEYSWparts:Kailh_socket_MX_reversibleK01, K02, K03, K04, K05, K06, K07, K08, K09, K10, K11, K12, K13, K14, K15, K16 +9
1Batteryparts:DF3A-3P-2DS_reversibleBAT1
1ProMicroparts:ArduinoProMicro_ReversibleU1
1SW_EVQ-9P701Pparts:SW_EVQ-9P701P_reversibleSW_RST1
1SW_Push_SPDTparts:SW_PCM12SMTR_reversibleSW_PWR1
1TRRS Jackparts:TRRS-PJ-320A_reversibleTRRS1

The 55 most common of 61 parts.

Questions

How big is the Keaboard rev1 PCB?

It measures 141.9 × 93.6 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Keaboard rev1 use?

61 parts. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.

Where can I download the Keaboard rev1 KiCad files?

From the keawade/keaboard repository on GitHub, at the commit this page was made from: the board is PCB/keaboard_rev1/keaboard_rev1.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the Keaboard rev1 design in my own project?

Its repository states no licence, so its author keeps all rights: ask keawade before reusing the design.

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