Slight update - just tried something. Unplugged the A5 and A4 and got the same values reported as when i had them connected. Also tried changing the resistors to 4.7k - no difference.
Slight update - just tried something. Unplugged the A5 and A4 and got the same values reported as when i had them connected. Also tried changing the resistors to 4.7k - no difference.