The AB Electronics UK Knowledge Base provides support solutions, tutorials and troubleshooting guides.
Serial Pi Articles & Tutorials
The Serial Pi Plus and Serial Pi Zero are communication boards supporting the RS232 serial protocol, designed for use on the Raspberry Pi and other compatible single-board computers.
This knowledge base section contains articles and tutorials on the Serial Pi, showing how to use the expansion boards.
Serial Port setup in Raspberry Pi OS Bookworm
Tutorial for setting up the UART serial port on a Raspberry Pi using the GPIO header pins. Includes extra steps needed for Raspberry Pi 4 and Zero 2 W. ...
Serial Port Loopback Test
Raspberry Pi UART Tutorial showing how you can test if the UART port on your Raspberry Pi works by performing a loopback. ...
PySerial & RS232 Serial Communication
Learn how to send & receive data over RS232 serial communication using PySerial library on a Raspberry Pi. Step-by-step guide for beginners. ...