a control unit connected to the at least one electrical connector, the control unit configured to determine a value of at least one digital signal of the at least one electrical connector, and the control unit configured to serially communicate data and configured to parallelly communicate data through the single electrical interface depending on {HEAD ~ the determined value} of {TAIL ~ the at least one signal} 
of
a control unit connected to the at least one electrical connector , the control unit configured to determine a value of at least one digital signal of the at least one electrical connector , and the control unit configured to serially communicate data and configured to parallelly communicate data through the single electrical interface depending on { HEAD ~ the determined value } of { TAIL ~ the at least one signal }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL