There was a bit of discussion here recently introducing a newcomer to state machines. Low and behold EDN recently had an article on it. http://www.e-insite.net/ednmag/index.asp?layout=article&stt=000&articleid=CA 269845&pubdate=1%2F23%2F2003 And guess what, it is written by Bonnie Baker from Microchip :)) (Just watch the line wrap on the URL) -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads