Thanks! As you can tell, I am new at this. > > > ...but why do both GIE and PEIE need to be set > > for the unplanned interrupt to occur? > > On the RX-pin specificaly ? > Maybe becuse that's how it's documented ? >Or did I missunderstand the question ? >Jan-Erik. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist