

Skydude
This is my first ever hardware project!. Its a super simple hackpad with a 2x2 matrix of buttons and a Seeed XIAO RP2040 microcontroller.
- Size
- 60.5 × 39.5 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 9
- Nets
- 18
- Pads
- 42
- Tracks, vias
- 32, 0
- Routed
- Yes
- KiCad
- KiCad 10.0 (file 20260206)
- Created
- 1 Jul 2026
- Updated
- 1 Jul 2026
Overview
Skydude is an open-source printed circuit board by skydude-1234, from the skydude-1234/Skydude-Hackpad repository on GitHub, published under the MIT licence. It is a 2-layer board of 60.5 × 39.5 mm with 9 parts on 18 nets, routed with 32 tracks and 0 vias.
Its parts include 4 diodes, 4 switches and 1 IC.
README
README.mdSkydude-Hackpad
This is my first ever hardware project!. Its a super simple hackpad with a 2x2 matrix of buttons and a Seeed XIAO RP2040 microcontroller.

Here are the pcb and schematics I made!

Here is my fully 3d-printable case!

BOM:
This is a simple pad, so there isn't much needed
1 Seeed XIAO RP2040
4x 1N4148 Diodes
4x MX-Style switches
4x white blank DSA keycaps
6x M3x16mm screws
6x M3x5mx4mm heatset inserts
And of course my custom PCB! JLCPCB estimate of ~$5
Parts
9| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | D | Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal | D1, D2, D3, D4 |
| 4 | SW_Push | Button_Switch_Keyboard:SW_Cherry_MX_1.00u_PCB | SW4, SW5, SW6, SW7 |
| 1 | MOUDLE-SEEEDUINO-XIAO | care pack:XIAO-Generic-Hybrid-14P-2.54-21X17.8MM | U1 |
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Questions
How big is the Skydude PCB?
It measures 60.5 × 39.5 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Skydude use?
9 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 Skydude KiCad files?
From the skydude-1234/Skydude-Hackpad repository on GitHub, at the commit this page was made from: the board is pcb/skydude.kicad_pcb and its schematic pcb/skydude.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Skydude design in my own project?
Its repository publishes it under the MIT licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).