> ...I would assume the thing to do is disable the WDT before you SLEEP and > then re-enable it on wake up, but I've never had cause to use SLEEP so I > don't really know. The watchdog is enabled/disabled in the configuration fuses. It can't be disabled or enabled at run time. Allowing it to be disabled at run time would defeat part of its intended purpose. ******************************************************************** Olin Lathrop, embedded systems consultant in Littleton Massachusetts (978) 742-9014, olin@embedinc.com, http://www.embedinc.com -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.