    DirA:        0*L->H,        0*H->L
    DirB:        1*L->H,        0*H->L
 EnableA:        1*L->H,        1*H->L
 EnableB:        2*L->H,        1*H->L
   StepA:     1000*L->H,     1000*H->L, Max High=13us Total High=4196us~~0/0/5/60
   StepB:     1000*L->H,     1000*H->L, Max High=18us Total High=5005us~~0/0/6/270
Position[A]=1000

Position[B]=1000

Time in EnableA  max=225399 us, total=225399 us~~250/250

Time in EnableB  max=238120 us, total=238120 us~~4000/4000

Time in FillISR  max=2673 us, total=48001 us~~200/1100

Time in StepA  max=13 us, total=4196 us~~6/60

Time in StepB  max=18 us, total=5005 us~~6/270

Time in StepISR  max=6 us, total=8566 us~~0/150

