Soil Moisture Meter

prusaprinters

<p><strong>Parts:</strong></p><ul><li>18mm M2.5 Screws: <a href="https://www.mcmaster.com/92125A102">https://www.mcmaster.com/92125A102</a></li><li>M2.5 nuts: <a href="https://www.mcmaster.com/90591A270/">https://www.mcmaster.com/90591A270/</a></li><li>Soil Moisture meter: <a href="https://www.adafruit.com/product/4026">https://www.adafruit.com/product/4026</a></li><li>Cable: <a href="https://www.adafruit.com/product/3950">https://www.adafruit.com/product/3950</a></li><li>Battery: <a href="https://www.adafruit.com/product/2750">https://www.adafruit.com/product/2750</a></li><li>Neopixel Stick: <a href="https://www.adafruit.com/product/1426">https://www.adafruit.com/product/1426</a></li><li>SPDT switch: <a href="https://www.adafruit.com/product/805">https://www.adafruit.com/product/805</a></li><li>Supports any Feather board such as the M4: <a href="https://www.adafruit.com/product/3857">https://www.adafruit.com/product/3857</a></li></ul><p>Circuitpython script is provided, but may need calibration.&nbsp;</p><p><strong>Wiring:</strong></p><ul><li>Switch connects to EN and Ground pin on the Feather board</li><li>Soil Moisture meter connects to I2C pins (see the guide <a href="https://learn.adafruit.com/adafruit-stemma-soil-sensor-i2c-capacitive-moisture-sensor">here</a>)</li><li>Neopixel connects to power, ground, and any available data pin</li></ul>