>> Hi Stef, F88 manual, 15.13.1 >> >> "Wake-up occurs regardless of the state of the GIE bit". That section >> seems to focus on needing to wake from SLEEP, rather than not wake >> >> > :-( > but nonetheless thanks ! Note that the above discussion refers to the GIE bit. However, if you clear the INT0IE bit, then the INT0IF bit will still be set on an appropriate edge, but you will not be woken from sleep. Bob Ammerman -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist