Indeed. There are a few topic related to the timer used in the PIC16F88, 16F627A. It should have fixed in V2.61 release. Please make sure you are using the most recent one. Funny N. Au Group Electronics, http://www.AuElectronics.com http://www.AuElectronics.com/products http://augroups.blogspot.com/ ________________________________ From: Wouter van Ooijen To: Microcontroller discussion list - Public. Sent: Sat, November 14, 2009 2:29:15 PM Subject: Re: [PIC] Pickit2 programmer eludes to destroying chips peter green wrote: > Eric Wolf wrote: >> Hi Everyone! >> >> Something very odd just started happening to my pickit2 programmer about an >> hour ago. All of the sudden, it's destroying chips. I'm using the >> PIC16F628A. and the software recognizes that I have inserted a blank micro >> with that model on it. Program it once, and suddenly the device is >> unrecognizeable. Interestingly enough though, if I power VDD to the unit, >> it will run the firmware on the chip with what seems to be without issue. I >> just can't ever access the chip again. It's very frustrating and was >> wondering if anyone experienced something similar? IIRC there is an issue with reprogramming a chip that has one of the programming pins configured as output for a timer. Check Microchips' forum. -- Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products docent Hogeschool van Utrecht: www.voti.nl/hvu -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist