The master continues to poll another slave while {HEAD ~ data} comes into {TAIL ~ the slave} at time slot 4 
comes into
The master continues to poll another slave while { HEAD ~ data } comes into { TAIL ~ the slave } at time slot 4
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH