AD4691_ACC_IN
case AD4691_ACC_IN(0) ... AD4691_ACC_IN(15):
case AD4691_ACC_IN(0) ... AD4691_ACC_IN(15):
if (reg >= AD4691_ACC_IN(0) && reg <= AD4691_ACC_IN(15))
return (reg - AD4691_ACC_IN(0)) % 3 == 0;