Transfer of {HEAD ~ the stored information} from {TAIL ~ the serially connected memory} to the two wire output port is initiated by writing to a control register in the dedicated diagnostic data port 
from
Transfer of { HEAD ~ the stored information } from { TAIL ~ the serially connected memory } to the two wire output port is initiated by writing to a control register in the dedicated diagnostic data port
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL 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 OTH