Technical requirements
We will make use of the following in this chapter:
- Arduino MKR GSM 1400
- Arduino MKR ENV Shield
- Antenna (this is bundled with the microcontroller if you purchase directly from the Arduino Store)
- The Arduino IDE
- A SIM card
- A 9V battery or similar source
- A 9V-to-5V buck converter
- The battery and buck converter can be replaced with a benchtop power supply if you have access to one
- Cables
The code snippets for this chapter are available at the following GitHub URL: https://github.com/PacktPublishing/Arduino-Data-Communications/tree/main/chapter-9