First things to check :- circuit wired correctly? all conections sound? if
yes; then you can
'Pull it to pieces on the driveway' ;-) always check the easy things first!

----- Original Message -----
From: "Mauricio Jancic" <info@janso.com.ar>
To: "'Microcontroller discussion list - Public.'" <piclist@mit.edu>
Sent: Thursday, November 24, 2005 11:30 AM
Subject: RE: [PIC] Ever seen PIC program memory "forget"?


> I've seen that happen when the chips are programmed using the PICStart
Plus.
> Not because of the PICstart but because of the ZIF socket (so, no ICSP).
>
> I think the error was because a bad contact, because I saw it on some
chips
> that where not perfectly parallel to the socket (ZIP socket)...
> http://www.piclist.com PIC/SX FAQ & list archive
> View/change your membership options at
> http://mailman.mit.edu/mailman/listinfo/piclist
>
>


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