In another embodiment, {TAIL ~ serially connected signals} can be controlled based on a chip SPID , and whether the signal is an upstream or a downstream {HEAD ~ type} of signal 
In another embodiment , { TAIL ~ serially connected signals } can be controlled based on a chip SPID , and whether the signal is an upstream or a downstream { HEAD ~ type } of signal
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH