"Chip, if you are trying to figure out whether your compass calibration is proper: rotate the Iris and see if the compass readings (from APM, mission planner, or droidplanner) make sense, e.g. 4 main directions are 90 degrees to each other."
I misplaced the cable for the USB serial connection for the Tarot 2D Gimbal for 3DR Iris. I want to make a new cable, but I don't know what housing or pre-crimped cable I should order.On one end, there is the 4p Dupont connector that goes into the…