Ariel Rocholl wrote: > I am looking for a simple sample circuit (ideally with some sample code on > the PC side as well) The code details depend a lot on your OS and the programming language, but mainly it's about defining a variable to sit at that address where you placed your hardware register and then read from and/or write to it as desired. Gerhard -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist