Quote Originally Posted by Ricardoco View Post
I have managed to find a wiring diagram named digiplan using two BC547's and a couple of 3k3 resistors it does seem to be a very simple circuit (but then they all are if they work!) but i can see from the diagram what is going on and i must say i2i is a very help full chap.. did you have an alternative to the digiplan interface ?
Yes, thats what I'd guessed it would need, a simple level shifter... easy to build... I would have drawn you up one if you'd needed...