Technical requirements
To follow along with the examples, make sure you have the following:
- A Linux-based host system
- Etcher for Linux
- A microSD card reader and card
- A USB to TTL 3.3V serial cable
- A Raspberry Pi 4
- A 5V 3A USB-C power supply
You should have already installed the 2020.02.9 LTS release of Buildroot for Chapter 6, Selecting a Build System. If you have not, then refer to the System requirements section of The Buildroot user manual (https://buildroot.org/downloads/manual/manual.html) before installing Buildroot on your Linux host according to the instructions from Chapter 6.
All of the code for this chapter can be found in the Chapter14
folder of the book's GitHub repository: https://github.com/PacktPublishing/Mastering-Embedded-Linux-Programming-Third-Edition.