> Your command sequence looks OK, but remember: after the last > write command > (1111) you need to send a NOP command with the following > characteristics: it > must hold down the SDATA line and the SCLK line HIGH for at > least the P9 > time. Thanks, that might be the point that I was missing, I will try it this evening or tomorrow! Did you put up a web page about your programmer? Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics