    DirA:        0*L->H,        0*H->L
    DirB:        1*L->H,        0*H->L
 EnableA:        1*L->H,        1*H->L
 EnableB:        1*L->H,        0*H->L
   StepA:     1000*L->H,     1000*H->L, Max High=10us Total High=3943us
   StepB:        0*L->H,        0*H->L, Max High=0us Total High=0us
Position[A]=1000

Time in EnableA  max=225401 us, total=225401 us

Time in FillISR  max=2037 us, total=27769 us

Time in StepA  max=10 us, total=3943 us

Time in StepISR  max=5 us, total=3975 us

