ErgoSHIFT

mizma·ergoSHIFT·hardware-rev1/design_data/ergoSHIFT-rev1-kicad/ergoSHIFT-rev1-kicad.kicad_pcb

ErgoSHIFT PCB layout, top view — open source RP2040/RP2350 board by mizma
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About the ErgoSHIFT PCB

ErgoSHIFT is an open source RP2040/RP2350 PCB design by mizma, published on GitHub under the CC-BY-SA-4.0 license. It is a 2-layer board measuring 233.2 × 147.7 mm, with 20 components from 4 distinct parts.

Its main chip is the RP2040, from the RP2040/RP2350 family. By type, the board carries 18 switches and 1 IC.

It belongs with the keyboards designs in this gallery.

From the project

11 button leverless controller with shifted home position

ergoSHIFT rev1 ========================================================================

This is rev1 of the ergoSHIFT. In this version an Arduino Pro Micro is soldered onto the main PCB.

acrylic shell For Standard Layout Layers 1, 2, 4: 3mm Layers 3, 5: 2mm For Reverse Layout (Left handed) Layers 1, 2, 3: 3mm Layers 4, 5: 2mm the ergoSHIFT PCB Arduino Pro Micro SparkFun Qwiic Pro Micro - USB-C (ATmega32U4) 15x Kailh low profile (choc v1) switches of your choice I use Kailh Choc v1 Red Pro (Linear and low activation force: 35±10gf with actuation travel: 1.5±0.5mm) Light Blue (gChoc) can be…

ErgoSHIFT, from the project README
From the project README

Main components on the ErgoSHIFT

ErgoSHIFT bill of materials (BOM)

20 components, 4 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
RP2040
ProMicro
U1
3
SW_Push
SW1, SW2, SW3
15
SW_Push
SW4, SW5, SW6, SW7, SW8, SW9, SW10, SW11 +7
1
SW_Push
SW_RST1

ErgoSHIFT design files

The KiCad project lives in the mizma/ergoSHIFT repository on GitHub; these links point at the commit this page was built from.

ErgoSHIFT: common questions

What microcontroller does the ErgoSHIFT use?

The ErgoSHIFT is built around the RP2040, from the RP2040/RP2350 family.

How big is the ErgoSHIFT PCB?

The ErgoSHIFT measures 233.2 × 147.7 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the ErgoSHIFT?

20 components, from 4 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the ErgoSHIFT design files?

From the mizma/ergoSHIFT repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the ErgoSHIFT design in my own project?

Yes, under the terms of its CC-BY-SA-4.0 license, which mizma chose for the repository.

Can I test firmware for the ErgoSHIFT without the hardware?

Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug RP2040/RP2350 firmware against it before you order a PCB.

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