> Let's say you have a breakpoint that > hits after RCIF is set but before the code that > checks for RCIF=1 executes. Because the ICD2 reads > all the registers to display at the breakpoint - > including RCREG - RCIF will be cleared under the > covers. Yup, this is well known. The ICE2000 does the same thing. ***************************************************************** Embed Inc, embedded system specialists in Littleton Massachusetts (978) 742-9014, http://www.embedinc.com -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.