Technical requirements
You will require the following hardware for this chapter:
- An additional Raspberry Pi 4 (model B).
- An SD card (at least 8 GB).
- A PC that can write the card (with the balenaEtcher software).
- The ReSpeaker 2-Mics Pi HAT.
- Mini Audio Magnet Raspberry Pi Speaker—a tiny speaker with a JST connector or a speaker with a 3.5 mm jack.
- It may be helpful to have a Micro-HDMI to HDMI cable for troubleshooting.
- Micro USB power supply.
- The robot from the previous chapters (after all, we intend to get this moving).
The code for this chapter is available on GitHub at https://github.com/PacktPublishing/Learn-Robotics-Programming-Second-Edition/tree/master/chapter15.
Check out the following video to see the Code in Action: https://bit.ly/2N5bXqr