al smith wrote : > BUT.....Cypress has indicated to me that using it as a temp > sensor may not be the best application. It is attached to the > die of the chip, and not really designed to be used like a > LM75 temp sensor type application. Probably due to self-heating. You are actualy measuring the temp of the chip itself, not the surounding environment. But it might be used for adjustment of temp depending peripherials in the chip itself, such as an INTOSC or baud rate registers (if available, I don't know the PSoc at all...). Jan-Erik. -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.