After a relatively short time interval , {HEAD ~ the host controller} deasserts {TAIL ~ its GG reset output}, which starts the time interval described as “GG is powered on and is resetting” 
deasserts
After a relatively short time interval , { HEAD ~ the host controller } deasserts { TAIL ~ its GG reset output } , which starts the time interval described as “ GG is powered on and is resetting ”
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH