Olin, do you really ask me that? I do not think so. I think you are experienced engineer so why to make a question you know the answer, just to create more confussion? I think this only ads more offtopic to this post. 2009/9/18 Olin Lathrop > What are the resistors supposed > to limit, considering these are unconnected pins in the first place? And > it's not clear what is supposed to be on the other end of those resistors > from the PIC pin. > -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist