HI!, you dont have any problem, the programer counts the empty space too! Mark lezama TORRENS SR escribis: > Hi, > I'm developing code for the 16C74 and am programming the chip using > the PicStart Plus programmer. > My program at present is about 500 lines, when I program the device > the programmer counts up to 0FBE which would say that I don't have a > lot of program memory left. But, when I look in the Program memory > window it goes up to 014A. Everything after this is blank .i.e 3FFF. > Can someone tell me what my real program size is. > Thanks. > Ross.