Two outputs don't make any kind of loop back test in my book?
Not really, one really has to be an input eh 
EDIT: Thinks, doesn't that apply to most of the other examples as well? No it doesn't. Where's my coffee.
Rob
Two outputs don't make any kind of loop back test in my book?
Not really, one really has to be an input eh
EDIT: Thinks, doesn't that apply to most of the other examples as well? No it doesn't. Where's my coffee.
Rob