Bumwings v001R55 xiao sd

tubbytwins·bumwings-kbd·v001R/pcb_R55_xiao_sd/bumwings_v001R55_xiao_sd.kicad_pcb

Bumwings v001R55 xiao sd PCB layout, top view — open source board by tubbytwins

About the Bumwings v001R55 xiao sd PCB

Bumwings v001R55 xiao sd is an open source PCB design by tubbytwins, published on GitHub under the MIT license. It is a 2-layer board measuring 344.6 × 129.3 mm, with 112 components from 6 distinct parts.

Other key parts include the SeeeduinoXIAO and 74HC595D. By type, the board carries 55 switches, 55 diodes and 2 ICs.

It belongs with the keyboards designs in this gallery.

From the project

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

I used JLCPCB to build the prototype PCBs for this version. These work nicely, perhaps even better than the original "v001" designs.

"pcbR55rp2040zerosd" - simplified, remixed, 55-key direct-soldered PCB based on the Waveshare RP2040 "zero" controller "pcbR55xiaosd" - simplified, remixed, 55-key direct-soldered PCB based on the Seeed Xiao controller "pcbR64rp2040zerosd" - simplified, remixed, 64-key direct-soldered PCB based on the Waveshare RP2040 "zero" controller "pcbR64xiaosd" - simplified, remixed, 64-key direct-soldered PCB based on the Seeed Xiao controller "pcbR64nanosd" -…

Bumwings v001R55 xiao sd, from the project README — From the project README

Main components on the Bumwings v001R55 xiao sd

SeeeduinoXIAO 74HC595D

Bumwings v001R55 xiao sd bill of materials (BOM)

112 components, 6 distinct parts.

Qty	Part	Footprint	Refs
1	SeeeduinoXIAO	SeeeduinoXIAO_simple-2.54-21X17.8MM	U1
1	74HC595D	SOIC-16_3.9x9.9mm_P1.27mm	U2
46	SW_PUSH	Kailh_PG1350_1u_solder	SW0, SW1, SW2, SW4, SW5, SW6, SW7, SW8 +38
7	SW_PUSH	Kailh_PG1350_1.5u_solder	SW3, SW24, SW25, SW27, SW29, SW31, SW55
2	SW_PUSH	Kailh_PG1350_2u_stab_solder	SW23, SW35
55	D	Diode_D_SOD-123	D0, D1, D2, D3, D4, D5, D6, D7 +47

Bumwings v001R55 xiao sd 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 v001R55 xiao sd: common questions

How big is the Bumwings v001R55 xiao sd PCB?

The Bumwings v001R55 xiao sd measures 344.6 × 129.3 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Bumwings v001R55 xiao sd?

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

Where can I download the Bumwings v001R55 xiao sd 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 v001R55 xiao sd design in my own project?

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

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