Technical requirements
The following hardware is recommended for this chapter:
- Raspberry Pi Pico (https://bit.ly/3AJtoAf)—United States Dollars (USD) 4
- Adafruit STEMMA soil sensor (https://www.adafruit.com/product/4026)—USD 7.50
- Pico Omnibus—Dual Expander (https://bit.ly/3sr2GJR)—USD 10.50
- Pico wireless pack (https://bit.ly/3yPuoT9)—USD 16.75
- Inter-Integrated Circuit (I2C) STEMMA cable (https://bit.ly/3shASra)—USD 1.50
- NeoPixel LED (optional) (https://bit.ly/3ALSazI)—USD 5.50
You will also need a potted plant of your choice. The code samples for this chapter are available at the following link: https://github.com/PacktPublishing/Raspberry-Pi-Pico-DIY-Workshop/tree/main/chapter_04.
Code in Action videos for this chapter can be viewed at https://bit.ly/3w3CqY9.
CircuitPython Installation
We are assuming that you have installed CircuitPython on your Pico. If you are not familiar with the installation...