Oops!. Sorry about the F84/C84 fuses answer, I meant to say that the POWER UP TIMER bit is inverted, NOT the WDT bit. No doubt I'll get loads of corrections before this apology arrives :-). Nigel. /--------------------------------------------------------------\ | Nigel Goodwin | Internet : nigelg@lpilsley.demon.co.uk | | Lower Pilsley | Web Page : http://www.lpilsley.demon.co.uk | | Chesterfield | | | England | | \--------------------------------------------------------------/