A. J. Huitsing writes:
This page documents my hobby project of building a home-brew IR receiver/transmitter based on the FTDI chipset. During the past couple of years I’ve been using several IR receivers and transmitters that where based on RS232 connections. Unfortunately my newest boxes don’t have any legacy RS232 connections anymore. Googling around for a cheap USB based solution didn’t give me the results I hoped for.
Creating a home-brew IR receiver / transmitter with an FTDI chip – [Link]