Richard - Thanks for replying. I moved on to AVR after wasting an inordinate amount of time on what turned out to be an issue wherei MC had'nt bothered to update the data sheet, years on... --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .