> That was asked. They said that you can't even do that for chips within > the same lot - they're all over the place > Andy I'm sure cost is a factor but if the WDT could be trimmed at time of chip fabrication to be an accurate temp sensor (as well as a more predictable timer) that would be quite a useful and marketable feature. I'll still look into WDT spec v temp just out of curiosity. It may be that "all over the place" isn't too bad after all -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.