Ben L Wirz wrote: > I have a quick question about the ID bits on a PIC16C84. I thought > you could read the ID bits during program execution at 2000h-2003h. > My data book seems to idicate this can only be read during > programing. Is this correct? Ben: The book's correct; the 2000h-2003h area is NOT accessible to your program. How would you have read those locations anyway? -Andy Andrew Warren - fastfwd@ix.netcom.com Fast Forward Engineering, Vista, California http://www.geocities.com/SiliconValley/2499