Phillip Coiner wrote: > If you look at the plots I sent the PDG has a much slower rise time > than the PGC line because it has the 47pF still soldered on. The ProProg also has higher impedence drivers for PGD than PGC, which is what I attributed the longer rise/fall times to. In any case, they were certainly fast enough. > I added the 47pF to the PGC line but the device still doesn't want to > talk unless it is first erased by the ICD2. This is new information, but I don't know what to make of it. Do you have a spare board you can send me? ******************************************************************** Embed Inc, Littleton Massachusetts, http://www.embedinc.com/products (978) 742-9014. Gold level PIC consultants since 2000. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist