function cgear = fcn(potV, pgear)
cgear = potV;
if potV < 2.94
    cgear = 6;
elseif  4.35 < potV & potV < 4.51
    cgear = 5;
elseif  5.53 < potV & potV < 5.68
    cgear = 4;
elseif  6.50 < potV & potV < 6.85
    cgear = 3;
elseif  7.58 < potV & potV < 7.98
    cgear = 2;
elseif potV > 8.68
    cgear = 1;
else
    cgear = pgear;
end