Alan, I probably have but I can't find it. This PIC is a lot more=20 complicated than a 16f84a. So I have turned to you folks for help and=20 guidance. I have poured through the datasheets and the code over and=20 over. I suspect that when we find it it will be one of those ah, how did=20 I ever miss that? Thanks, rich! On 10/23/2015 3:38 AM, alan.b.pearce@stfc.ac.uk wrote: > I haven't the time to look through your code, but I am wondering if you h= ave messed up the RA port initialisation so that the rs pin is open collect= or without a pullup. > > >> James and et al, >> The code is posted on pastebin.com. Here is the link to it: >> http://pastebin.com/VhpXvqaQ. >> Thanks, >> rich! >> >> On 10/23/2015 2:38 AM, Richard R. Pope wrote: >>> James, >>> I understand. I'm going to post the code in a couple of minutes. >>> Thanks, >>> rich! >>> >>> --=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 .