Em 25/10/2011 16:48, Harrison Cooper escreveu:
> Is anyone using this device and utilizing the I2C interface?  I have a
> client that is convinced there is a silicon rev issue with this part.
> Some seem to work in the target, and others...just simply fail.  I
> havent't been involved with the debug, and this has been discussed with
> my FAE from Microchip but of course they deny any issues.  I'm just
> putting it out there to see if anyone else has seen problems with this
> as well.  I really don't think it's a silicon problem but the fact you
> can take a part that is not working and swap to one that is...and the
> problem follows the PIC make it suspicious.
>


This may be a problem with the design. Perhaps some electrical parameter
(DC or AC) is too close to the part's limit (most probably out of its
limits), and some lucky parts are better than the specifications and
work, while others that are much closer to the manufacturer's
specifications fail...


Best regards,

Isaac

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