The first output terminal 130 of {HEAD ~ the microprocessor} 13 is connected to {TAIL ~ a first input terminal} of the trigger 143 via a diode  
The first output terminal 130 of { HEAD ~ the microprocessor } 13 is connected to { TAIL ~ a first input terminal } of the trigger 143 via a diode
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH