I'm a beginner and I guess when I "release the smoke" from my PIC chips
(fry them) I'll simply toss the chip and start fresh with a new one from
my spares. I want to try to give myself room for learning.

Bob Cochran

Rick Regan wrote:

> I know there have been many "fried PIC" stories on this
> list but I don't know if I've seen one like this.  Due to
> some temporary mis-wiring (can't say I know exactly what I
> did!) the PIC 16C745 on my board got extremely hot.
> After correcting the wiring the chip "worked" (at
> least the functions I was using).  However, it still got
> hot and I discovered it was drawing 250 ma of current (should have been closer to 15 ma).
>
> The interesting thing is that when I read the contents of
> the chip using a PICstart+ I heard a noticeable high-
> pitched hum.  Can you harm a programmer with a bad chip?
> (please say no).
>
> I'm also curious about what could have gone wrong with the
> chip such that it still appeared to function.
>
> Needless to say, I've scrapped the chip.
>
> --
> http://www.piclist.com hint: The PICList is archived three different
> ways.  See http://www.piclist.com/#archives for details.
>
>

--
Bob Cochran
Greenbelt, Maryland, USA
http://greenbeltcomputer.biz/

--
http://www.piclist.com hint: The PICList is archived three different
ways.  See http://www.piclist.com/#archives for details.