#rs232

This article will talk about how to communicate between AVR and PC in a simple but quite comprehensive way. It's simple because I'm going to use a rather "classic" interface to communicate between AVR and PC, RS232 interface via COM ports. Comprehensive as I will guide you through the transition between AVR and PC, how to write program interface RS232 on the computer and on the AVR.

What is a null modem cable? All about null modem pinout and wiring.

Find out more about using COM Port Test application for serial activity analysis