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