Accordingly, each phase enable signal 704 a 704 d enables {HEAD ~ operation} of {TAIL ~ each deceleration phase} sequentially and repetitively 
of
Accordingly , each phase enable signal 704 a 704 d enables { HEAD ~ operation } of { TAIL ~ each deceleration phase } sequentially and repetitively
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH