a bus, including {TAIL ~ a signal line} supplied with {HEAD ~ a pull up voltage}, and for transmitting a predetermined signal 
a bus , including { TAIL ~ a signal line } supplied with { HEAD ~ a pull up voltage } , and for transmitting a predetermined signal
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH