According to "Pic'n Up the Pace" by David Benson, you've just created three "rather expensive paperweights"-- I don't know of any way to undo code protection. Sorry. ---------- > From: Jim Main > To: PICLIST@MITVMA.MIT.EDU > Subject: PIC16C74A erasibility after Code Protection > Date: Wednesday, November 19, 1997 12:21 PM > > Can anyone tell me (authoratively) whether the 16C74A is one of the > parts that can't be erased once code protected (UV parts). > > Reason I ask is that I can't seem to erase three 16C74A's after my > programmer threw a wobbler and code protected them. > > I had a good look at the latest datasheets for the 16C74A and Microchip > don't mention non-erasiblity at all - so what could be the problem?? > > Any ideas?? Is it just playing hard-to-erase? > > Jim > -- > Jim Main