Hi All PICers ! Tuesday December 10 1996 13:32, blw2@CEC.WUSTL.EDU wrote in PICLIST: b> Hello Everyone, b> b> I have a quick question about the ID bits on a b> PIC16C84. I thought you could read the ID bits during b> program execution at 2000h-2003h. My data book seems to b> idicate this can only be read during b> programing. Is this correct? Yes. You can't write or read ID-locations diring the normal operatiion of all PIC device, only during programming. Best Wishes, Alex Torres. Kharkov, Ukraine, exUSSR. E-Mail To : altor@cook.kharkov.ua via InterNet or 2:461/28 via FidoNet --- GoldED 2.50.A0531+