Automatic Plant Water

An automatic plant waterer based on Pi Pico W in MicroPython wired, to a moisture sensor and water pump via a relay.

Wiring

• Moisture Sensor pin 6 (ADC)
• Pump pin 26

Coding for Pico W in MicroPython

• micropython.uf2 for PicoW from: Rapsberry Pi Documentation
• boot.py
• main.py
• uses umqttsimple.py from: GitHub:RuiSantosdotme
• secrets.py
• config.json
• Stores last config between reboots
• Replace with this if setting config in Home Assistant breaks

Home Assistant yaml

• configuration.yaml
• uses mqtt integration
• lovelace.yaml
• lovelace.yaml is no longer used. Code should be copied into the Edit Dashboard - Raw Configuration Editor from the the lovelace menu.