Jan-Erik Soderholm wrote: > I think there are some PIC18 types > where there is one "base" modell and then a very similar > model with just some extra peripherial. Might have been one > of the "motor control" modells. Yes, but those really are the same chip. The motor control 18F is just firmware as I understand it. The real difference is how it's documented. ****************************************************************** Embed Inc, Littleton Massachusetts, (978) 742-9014. #1 PIC consultant in 2004 program year. http://www.embedinc.com/products -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist