> I over sample for the time it takes to transmit three bits. If I > get any hits during that time, I go into retry mode. Does your protocol guarantee that there is always a 1 bit in any successive 3 bits? ***************************************************************** Embed Inc, embedded system specialists in Littleton Massachusetts (978) 742-9014, http://www.embedinc.com -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.