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2 layers121.5 × 99.5 mmErgoDecks, the printed circuit board in 3D

split ergo keyboard

Size
121.5 × 99.5 mm
Copper layers
2
Thickness
1.6 mm
Parts
35
Nets
44
Pads
265
Tracks, vias
215, 9
Routed
Yes
KiCad
KiCad 9.0 (file 20241229)
Created
23 May 2025
Updated
6 Nov 2025

Overview

ErgoDecks is an open-source printed circuit board by meepodeep, from the meepodeep/ErgoDecks repository on GitHub, published under the GPL-3.0 licence. It is a 2-layer board of 121.5 × 99.5 mm with 35 parts on 44 nets, routed with 215 tracks and 9 vias.

Its parts include 17 diodes, 17 switches and 1 IC. It belongs with the nRF52 and nRF5x boards of this library.

README

README.md

ErgoDecks not ErgoDOX

  • Featuring

    • Two independent Bluetooth halves.

    • 3d printed case

    • Custom PCB

    • Kalih Choc switch compatibility.

BOM

ItemQuantityTotal price+ShippingUse in projectItem source
Pcb5x (minimum order)$32.05Mount Everything to thisJLCPCB
NRF528402x$10.77Drive the boardsAliexpress
Kalih Choc 10pc4x$31.00Be switchesLittle Keyboards
Filament of your choicean amount0$make the casewherever you buy filament ( I have this)
301230 lithium battery2x$8.76Power The boardsAliexpress
1N4148 Diodes 100pc1x$9.26be diodesAliexpress
Keycaps 1u 10pcx4$21.11be keycapsadafruit
Keycaps 1.5u 2pcx2$4.66be keycapsAliexpress
Everything$105.62

Download Gerbers.zip for the gerbers and ErgoDecksVx.3mf/.step/.f3z for the case!

image

  • Assembly

    • Solder diodes onto the PCB.
    • Solder switches onto the PCB.
    • Solder microcontrollers onto the pcb.
    • Solder the battery to the bat terminals on the mcu.
    • Attach the battery using double sided tape to the bottom half of the case in the battery area.
    • image
    • Use m3 bolts to secure the pcb and top case to the bottom half of the case.
  • Software

    • download the firmware.zip file and flash the left file to the left half and the right file to the right half by dragging and dropping it into the virtual disk on the MCUs in bootloader mode.

image image image image

Parts

35
QtyValueFootprintReferences
17KEYSWChoc switches:SW_PG1350_reversibleK1, K2, K3, K4, K5, K6, K7, K8, K10, K11, K12, K13, K14, K15, K16, K17 +1
17~keyboard_parts.pretty-master:D_SOD123_axialD1, D2, D3, D4, D5, D6, D7, D8, D10, D11, D12, D13, D14, D15, D16, D17 +1
1nice_nanonice!nano:nice_nanoU1

Questions

How big is the ErgoDecks PCB?

It measures 121.5 × 99.5 mm and has 2 copper layers, 1.6 mm thick.

What parts does the ErgoDecks use?

35 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 ErgoDecks KiCad files?

From the meepodeep/ErgoDecks repository on GitHub, at the commit this page was made from: the board is ErgoDecks/ErgoDecks.kicad_pcb and its schematic ErgoDecks/ErgoDecks.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the ErgoDecks design in my own project?

Its repository publishes it under the GPL-3.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).

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