2 layers40.4 × 42.4 mm
2 layers45.2 × 136.9 mm
Soil Moisture Meter Reader
NilsCode/Soil-Moisture-Meter-ReaderPCB design for reading the meter readings for all I2C and analog sensors.
- Size
- 45.2 × 136.9 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 20
- Nets
- 17
- Pads
- 55
- Tracks, vias
- 97, 0
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 4
- Created
- 2 Jul 2020
- Updated
- 2 Jul 2020
Overview
Soil Moisture Meter Reader is an open-source printed circuit board by NilsCode, from the NilsCode/Soil-Moisture-Meter-Reader repository on GitHub. It is a 2-layer board of 45.2 × 136.9 mm with 20 parts on 17 nets, routed with 97 tracks and 0 vias.
It is built around the ATTINY44-20PU. Its parts include 6 capacitors, 6 resistors, 3 diodes, 2 connectors and 1 IC. It belongs with the AVR (ATmega, ATtiny) boards of this library.
Main components
1Parts
20| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | 1M | Resistors_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Vertical | R4, R5, R6, R7 |
| 4 | 1n | Capacitors_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm | C3, C4, C5, C6 |
| 2 | 1u | Capacitors_THT:C_Disc_D4.3mm_W1.9mm_P5.00mm | C1, C2 |
| 2 | Conn_01x03 | Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm | J2, J3 |
| 2 | D_Schottky | Diodes_THT:D_DO-41_SOD81_P7.62mm_Horizontal | D2, D3 |
| 1 | 10k | Resistors_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal | R1 |
| 1 | 330 | Resistors_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Vertical | R2 |
| 1 | ATTINY44-20PU | Housings_DIP:DIP-14_W7.62mm | U1 |
| 1 | Crystal | Crystals:Crystal_HC49-U_Vertical | Y1 |
| 1 | LED | LEDs:LED_D3.0mm_FlatTop | D1 |
| 1 | POT | Potentiometers:Potentiometer_Trimmer_Bourns_3339P_Horizontal | RV1 |
Questions
How big is the Soil Moisture Meter Reader PCB?
It measures 45.2 × 136.9 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Soil Moisture Meter Reader use?
20 parts, built around the ATTINY44-20PU. 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 Soil Moisture Meter Reader KiCad files?
From the NilsCode/Soil-Moisture-Meter-Reader repository on GitHub, at the commit this page was made from: the board is v1.1.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Soil Moisture Meter Reader design in my own project?
Its repository states no licence, so its author keeps all rights: ask NilsCode before reusing the design.
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