Catch-It wrote: > If for example I stuffed that LED and resistor connected between > supply and the pin, then set the pin to input, I take it the LED > would not light? Correct. -Andy === Andrew Warren - fastfwd@ix.netcom.com === Fast Forward Engineering - Vista, California === http://www.geocities.com/SiliconValley/2499 (personal) === http://www.netcom.com/~fastfwd (business)