Bumwings v001 xiao s

tubbytwins·bumwings-kbd·v001/pcb_xiao_s/bumwings_v001_xiao_s.kicad_pcb

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

About the Bumwings v001 xiao s PCB

Bumwings v001 xiao s 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 111 components from 6 distinct parts.

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

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 s, from the project README — From the project README

Main components on the Bumwings v001 xiao s

SeeeduinoXIAO 74HC595

Bumwings v001 xiao s bill of materials (BOM)

111 components, 6 distinct parts.

Qty	Part	Footprint	Refs
1	SeeeduinoXIAO	SeeeduinoXIAO_simple-2.54-21X17.8MM	U1
2	74HC595	TSSOP-16_4.4x5mm_P0.65mm	U2, U3
46	SW_PUSH	Kailh_PG1350_1u_solder	SW0, SW1, SW2, SW4, SW5, SW6, SW7, SW8 +38
6	SW_PUSH	Kailh_PG1350_1.5u_solder	SW3, SW25, SW27, SW29, SW31, SW55
2	SW_PUSH	Kailh_PG1350_2u_stab_solder	SW23, SW35
54	D	Diode_D_SOD-123	D0, D1, D2, D3, D4, D5, D6, D7 +46

Bumwings v001 xiao s 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 s: common questions

How big is the Bumwings v001 xiao s PCB?

The Bumwings v001 xiao s 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 s?

111 components, from 6 distinct parts. The full bill of materials is listed on this page.

Where can I download the Bumwings v001 xiao s 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 s design in my own project?

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

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