Im no expert (far from it lol) but i don't think that "PORTB = PORTD" would work.
I would try something like:
Loop:
IF PortD.0 = 1 Then PortB.0 = 1
IF PortD.1 = 1 Then PortB.1 = 1
IF PortD.2 = 1 Then PortB.2 = 1
IF PortD.3 = 1 Then PortB.3 = 1
Goto Loop
Cheers Paul
Bookmarks