Also, an eleventh FF is included in {HEAD ~ the memory controller} to receive {TAIL ~ the output signal} of the third multiplexer 
to receive
Also , an eleventh FF is included in { HEAD ~ the memory controller } to receive { TAIL ~ the output signal } of the third multiplexer
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH