{TAIL ~ The PLCs} are also coupled to the DSP through a separate DMA sharing unit to {HEAD ~ the DSP}, and particularly to the DSP memory 
{ TAIL ~ The PLCs } are also coupled to the DSP through a separate DMA sharing unit to { HEAD ~ the DSP } , and particularly to the DSP memory
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH