To make the management easier, {HEAD ~ the software} of the microprocessor may contain {TAIL ~ a multitude} of functions for communication with a personal computer 
contain
To make the management easier , { HEAD ~ the software } of the microprocessor may contain { TAIL ~ a multitude } of functions for communication with a personal computer
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH