Archangel
Yes.. But let's put that aside for a moment

If I look at this thread here: http://www.picbasic.co.uk/forum/showthread.php?t=1137

There are three port pins that I'm using in this circuit: http://paulfjujo.free.fr/FREQ/images/weedfreq.jpg, would it then mean I would have to declare 3 pins for use of which portA4 is the input?

Best
Vivena