Good advice since that information is burried in depth of forums rather than front page. My 6" rotary table is just double the handle rotations maintaining the null modulus but this caused steps*ratio to be to large
I got mine working after some messing around. Default code threw a warning for variable overflow which for some reason prevented any stepper movement. Changing the multiplier formula to include a type cast as follows corrected my issue
const int Multiplier = ((unsigned long)StepsPerRotation *...