driving {TAIL ~ the motor} in accordance with {HEAD ~ the fed input signal} to move the movable member to the desired final position 
driving { TAIL ~ the motor } in accordance with { HEAD ~ the fed input signal } to move the movable member to the desired final position
OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH