I've just tried checking the bits in the POR, BOR TO and PD It would seem that the system is waking from a "WDT Wake-up"... But it is definitly disabled. I'm going insane I think :S Any ideas? --Josh -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist