The electronic circuitry includes {HEAD ~ interface monitoring means} coupled to {TAIL ~ the interface} for determining an interface status as being active or inactive 
coupled to
The electronic circuitry includes { HEAD ~ interface monitoring means } coupled to { TAIL ~ the interface } for determining an interface status as being active or inactive
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH