{HEAD ~ Structure} is provided for merging {TAIL ~ the fixed sized bit field} and the variable sized bit field into a continuous bit field 
{ HEAD ~ Structure } is provided for merging { TAIL ~ the fixed sized bit field } and the variable sized bit field into a continuous bit field
HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH