{HEAD ~ The grey code count} is converted at 703 a 703 d to {TAIL ~ its binary equivalent} at each deceleration phase 700 and stored into respective FIFO buffers 710 a 710 d 
is converted to
{ HEAD ~ The grey code count } is converted at 703 a 703 d to { TAIL ~ its binary equivalent } at each deceleration phase 700 and stored into respective FIFO buffers 710 a 710 d
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH