To accomplish this, the scan logic 20 compares the inputs from the analog to digital converter 44 to {HEAD ~ the stored values} of {TAIL ~ the map}  
of
To accomplish this , the scan logic 20 compares the inputs from the analog to digital converter 44 to { HEAD ~ the stored values } of { TAIL ~ the map }
OTH 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 TAIL TAIL TAIL TAIL TAIL TAIL OTH