Based on the previously stored signal, the intelligent write method determines whether to charge or to discharge {HEAD ~ the floating gate} associated with {TAIL ~ the selected memory cell} 
Based on the previously stored signal , the intelligent write method determines whether to charge or to discharge { HEAD ~ the floating gate } associated with { TAIL ~ the selected memory cell }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL