...earlier post entitled 'Just sarting, need advice...', particularly but without limitation: Bob B., John F., James C., Omer, Matt P., Olin and Wouter. I've built my programmer and written an 'led blink' in C and PicBasic for the 628 and the 84A. Will now attempt same in ASM. As silly as it sounds, it was sooo gratifying to see that LED doing precisely what I wanted it to. Thanks again! -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.