So I have a 7 segment display with 4 digits and when I "select" the 3rd digit (from the right) both the 2nd and 4th digits light up as well. My display is a common anode.
So I have a 7 segment display with 4 digits and when I "select" the 3rd digit (from the right) both the 2nd and 4th digits light up as well. My display is a common anode.
Well, you have a problem then.
Perhaps read the instructions.