> > 01 01 so that the receiver can maintain a constant synch > > whatever the original bit rate ? > > Nah, actually that is one of the major points of manchester Hmmm, wasn't that. It's on the tip of my tongue. A nifty way to either preserve or detect data bits. Possibly in clockless RF transmissions ? -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads