A data processing system has {HEAD ~ a single configurable write buffer} within {TAIL ~ a peripheral interface unit} that is shared among multiple peripherals 
within
A data processing system has { HEAD ~ a single configurable write buffer } within { TAIL ~ a peripheral interface unit } that is shared among multiple peripherals
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH