{HEAD ~ The serially connected memory} is connected to a two wire output port of {TAIL ~ the dedicated diagnostic data port} 
{ HEAD ~ The serially connected memory } is connected to a two wire output port of { TAIL ~ the dedicated diagnostic data port }
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL