> According the data sheet there is a Device ID > register. I cannot get my HITECH compiler to > recognise this register, does anyone know what the > resister is called or what files need to be linked in, > to access this register? On most PICs this can only be read via the serial programming interface. I think on 18F it might be accessible via table read, but I don't remember for sure. ***************************************************************** Embed Inc, embedded system specialists in Littleton Massachusetts (978) 742-9014, http://www.embedinc.com -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads