Jacob Blichfeldt wrote:

>We have recently migrated from PIC16C622A to PIC16F628. Yesterday we
programmed 500 parts (F628) using a Picstart Plus with FW 2.30 / MPLAB 5.30,
with the same setup we normally program C622 with (changed device in MPLAB
ofcourse). All parts are codeprotected during programming.
>
>Today we started testing the PC boards that came from production, but we're
experiencing device failures, on about every 10th device. I tried
reprogramming the devices which failed during test, and most works perfectly
after a reprogram...
.......


Jacob, better contact Microchip immediately. Just yell "500 parts",
and they should give you their undivided attention. It is their
parts and their tools.

- danM
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