{HEAD ~ The output} of {TAIL ~ the adder} 12 is clocked into a latch 14 by a system clock CLK 
of
{ HEAD ~ The output } of { TAIL ~ the adder } 12 is clocked into a latch 14 by a system clock CLK
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH