

WaterSensor
- Size
- 85 × 54 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 16
- Nets
- 42
- Pads
- 120
- Tracks, vias
- 64, 8
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 6 (file 20211014)
- Created
- 13 Jun 2023
- Updated
- 10 Oct 2024
Overview
WaterSensor is an open-source printed circuit board by mgamota2, from the mgamota2/PicoW repository on GitHub. It is a 2-layer board of 85 × 54 mm with 16 parts on 42 nets, routed with 64 tracks and 8 vias.
It is built around the CEM-1205-IC. Its parts include 7 resistors, 1 IC and 1 transistor. It belongs with the RP2040 boards of this library.
Main components
1README
README.mdpicoW
Raspberry Pi Pico W Projects
Overview
All of these projects are personal projects which I have completed and implemented. Justifications and media can be found on my github.io page. I have found the Pico W to be an extremely versatile platform for the development of all kinds of embedded systems projects. All of these projects use the on-board WiFi chip.
Parts
16| Qty | Value | Footprint | References |
|---|---|---|---|
| 3 | 220 | Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal | R2, R6, R7 |
| 3 | LED | LED_THT:LED_D1.8mm_W3.3mm_H2.4mm | Alert, Power, Power2 |
| 2 | TestPoint | TestPoint:TestPoint_Pad_D4.0mm | Probe A, Probe B |
| 1 | 10k | Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal | R5 |
| 1 | 1k | Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal | R1 |
| 1 | 30k | Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal | R4 |
| 1 | 47 | Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal | R3 |
| 1 | 47k | Potentiometer_THT:Potentiometer_Bourns_3386P_Vertical | RV1 |
| 1 | CEM-1205-IC | KiCad:CEM1205IC | 111 |
| 1 | Pico | MCU_RaspberryPi_and_Boards:RPi_Pico_SMD_TH | U1 |
| 1 | Q_NPN_BCE | Package_TO_SOT_THT:TO-92S | Q1 |
Questions
How big is the WaterSensor PCB?
It measures 85 × 54 mm and has 2 copper layers, 1.6 mm thick.
What parts does the WaterSensor use?
16 parts, built around the CEM-1205-IC. 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 WaterSensor KiCad files?
From the mgamota2/PicoW repository on GitHub, at the commit this page was made from: the board is Water Sensor/WaterSensor/WaterSensor.kicad_pcb and its schematic TrainControl/PCB (KiCAD)/ControlBoard/ControlBoard.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the WaterSensor design in my own project?
Its repository states no licence, so its author keeps all rights: ask mgamota2 before reusing the design.
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