{TAIL ~ The printer}, of the nature just discussed, communicates with {HEAD ~ the microprocessor} 30 by the EF4 line and is enabled to receive data from the buffers 64,66 by the PSTR output of the circuit 48 
{ TAIL ~ The printer } , of the nature just discussed , communicates with { HEAD ~ the microprocessor } 30 by the EF4 line and is enabled to receive data from the buffers 64,66 by the PSTR output of the circuit 48
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH