UART
Want to learn about UART, the most common embedded protocol you'll find in IoT devices?
Andrew Bellini and Matt Brown have you covered with this FREE introductory course that goes over all you need to know about UART to get started with IoT and Hardware Hacking.
The course is available on the Brown Fine Security Academy for 100% free with no credit card required. Sign-up here: https://training.brownfinesecurity.com/l/pdp/all-about-uart