

XiaoC3 board adapter
A Wifi serial gateway for the rusty buga
- Size
- 32 × 24 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 3
- Nets
- 5
- Pads
- 10
- Tracks, vias
- 29, 0
- Routed
- Yes
- KiCad
- KiCad 9.0 (file 20241229)
- Created
- 18 Jun 2025
- Updated
- 9 Jul 2025
Overview
XiaoC3 board adapter is an open-source printed circuit board by aindustriosa, from the aindustriosa/RustyBugA_Gateway repository on GitHub. It is a 2-layer board of 32 × 24 mm with 3 parts on 5 nets, routed with 29 tracks and 0 vias.
It belongs with the interfaces and adapters and radio and wireless boards of this library.
README
hw/xiaoC3_board_adapter/README.mdTools
PCB design, gerber files creation: KiCAD
Version 9 https://docs.kicad.org/9.0/en/getting_started_in_kicad/getting_started_in_kicad.html
Gerber to png
https://gerber2png.fablabkerala.in/ https://git.fablabkerala.in/midlaj/gerber2png/-/wikis/home
PNG to Gcode
Parts
3| Qty | Value | Footprint | References |
|---|---|---|---|
| 1 | RustyBugA_UART | Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical | J1 |
| 1 | Vcc Jumper | Connector_PinSocket_2.54mm:PinSocket_1x02_P2.54mm_Vertical | J3 |
| 1 | Xiao_C3 | Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical | J2 |
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Questions
How big is the XiaoC3 board adapter PCB?
It measures 32 × 24 mm and has 2 copper layers, 1.6 mm thick.
What parts does the XiaoC3 board adapter use?
3 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 XiaoC3 board adapter KiCad files?
From the aindustriosa/RustyBugA_Gateway repository on GitHub, at the commit this page was made from: the board is hw/xiaoC3_board_adapter/xiaoC3_board_adapter.kicad_pcb and its schematic hw/xiaoC3_board_adapter/xiaoC3_board_adapter.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the XiaoC3 board adapter design in my own project?
Its repository states no licence, so its author keeps all rights: ask aindustriosa before reusing the design.