I am installing a D180 in an RV9. This is the third Dynon EFIS I have installed in various aircrft. I need 6 GP inputs, but the system only has 3. They are, 2 for aux tank fuel levels, 1 for Carb temp, 1 for pitch trim indication, 1 for aileron trim indication, and 1 for OAT. I know I can change...