Pic Dude wrote: > Anyone know if an IBM Thinkpad 600X has >any problems with the ports (like the low-voltage >o/p's) that would not let this work? > I have had absolutely no problem with performing LVP of a 16F873 with my IBM Thinkpad 760 via the parallel port. The target didn't even needed to be powered (I discovered this by accident, still don't understand completely how this is possible). Only connecting RB3,6,7 and ground was sufficient to reprogram the PIC. Regards, Rob. -- Rob Hamerling, Vianen, NL phone +31-347-322822 homepage: http://www.robh.nl/ -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics