2 layers159.5 × 30 mm
Type f
google/mozc-devices
Circuit diagrams and firmware source code for Gboard DIY keyboards
25 parts3kApache-2.0
2 layers138.4 × 41.9 mm
Watering
stephenmf/tiny_expander- Size
- 138.4 × 41.9 mm
- Copper layers
- 2
- Thickness
- 0.19 mm
- Parts
- 25
- Nets
- 23
- Pads
- 70
- Tracks, vias
- 106, 0
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 9.0 (file 20241229)
- Created
- 31 Mar 2023
- Updated
- 16 Apr 2025
Overview
Watering is an open-source printed circuit board by stephenmf, from the stephenmf/tiny_expander repository on GitHub. It is a 2-layer board of 138.4 × 41.9 mm with 25 parts on 23 nets, routed with 106 tracks and 0 vias.
Its parts include 9 resistors and 7 connectors.
Parts
25| Qty | Value | Footprint | References |
|---|---|---|---|
| 9 | R | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal | R1, R2, R3, R4, R5, R6, R7, R8, R9 |
| 5 | Screw_Terminal_01x02 | TerminalBlock_Phoenix:TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.00mm_Horizontal | J1, J3, J4, J6, J7 |
| 3 | LR7843 Module | watering:CMLR7843 | A2, A3, A4 |
| 2 | Screw_Terminal_01x03 | TerminalBlock_Phoenix:TerminalBlock_Phoenix_MKDS-1,5-3_1x03_P5.00mm_Horizontal | J2, J5 |
| 1 | TINY2040 | watering:TINY2040 | A1 |
The 20 most common of 25 parts.
Questions
How big is the Watering PCB?
It measures 138.4 × 41.9 mm and has 2 copper layers, 0.19 mm thick.
What parts does the Watering use?
25 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 Watering KiCad files?
From the stephenmf/tiny_expander repository on GitHub, at the commit this page was made from: the board is watering/watering.kicad_pcb and its schematic watering/watering.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Watering design in my own project?
Its repository states no licence, so its author keeps all rights: ask stephenmf before reusing the design.
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