HardLabs

Bumwings v001 xiao

tubbytwins·bumwings-kbd·v001/pcb_xiao/bumwings_v001_xiao.kicad_pcb

Bumwings v001 xiao PCB layout, top view — open source board by tubbytwins

About the Bumwings v001 xiao PCB

Bumwings v001 xiao is an open source PCB design by tubbytwins, published on GitHub under the MIT license. It is a 2-layer board measuring 369.9 × 133.2 mm, with 112 components from 7 distinct parts.

Other key parts include the SeeeduinoXIAO and 74HC595. By type, the board carries 54 switches, 54 diodes, 3 ICs and 1 battery holder.

It belongs with the keyboards and iot & wireless designs in this gallery.

From the project

Ergonomic keyboard PCB design that uses the Waveshare RP2040-zero board.

I used JLCPCB to build the first prototype PCBs for this version. It works nicely.

See "info.md" for more information about the background and inspiration for this keyboard design.

"pcbcore52840" - 54-key hot-swap PCB based on the Waveshare Core52840 module "pcbrp2040zero" - 54-key hot-swap PCB based on Waveshare RP2040 "zero" controller "pcbxiao" - 54-key hot-swap PCB based on the Seeed Xiao controller "pcbxiao_s" - simplified 54-key direct-soldered PCB based on the Seeed Xiao controller

Bumwings v001 xiao, from the project README
From the project README

Main components on the Bumwings v001 xiao

SeeeduinoXIAO74HC595

Bumwings v001 xiao bill of materials (BOM)

112 components, 7 distinct parts.

QtyPartRefs
1
SeeeduinoXIAO
U1
2
74HC595
U2, U3
1
Battery_Cell
BT1
46
SW_PUSH
SW0, SW1, SW2, SW4, SW5, SW6, SW7, SW8 +38
6
SW_PUSH
SW3, SW25, SW27, SW29, SW31, SW55
2
SW_PUSH
SW23, SW35
54
D
D0, D1, D2, D3, D4, D5, D6, D7 +46

Bumwings v001 xiao design files

The KiCad project lives in the tubbytwins/bumwings-kbd repository on GitHub; these links point at the commit this page was built from.

Bumwings v001 xiao: common questions

How big is the Bumwings v001 xiao PCB?

The Bumwings v001 xiao measures 369.9 × 133.2 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Bumwings v001 xiao?

112 components, from 7 distinct parts. The full bill of materials is listed on this page.

Where can I download the Bumwings v001 xiao design files?

From the tubbytwins/bumwings-kbd repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Bumwings v001 xiao design in my own project?

Yes, under the terms of its MIT license, which tubbytwins chose for the repository.

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