> I think that some of the newer PIC's also can > start up initialy on internal RC, and then automaticly > switch over to X-tal after the timeout. That > way, you get faster startup from sleep. > (My memory might be wrong on this point...) Your memory is correct. See the 18F1320 for example. (However, don't try to run it faster than 20MHz until Microchip fixes a serious problem they seem reluctant to tell anyone about). ***************************************************************** Embed Inc, embedded system specialists in Littleton Massachusetts (978) 742-9014, http://www.embedinc.com -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu