def ratiometric
      ptr = ::FFI::MemoryPointer.new(:int)
      Klass.getRatiometric(@handle, ptr)
      (ptr.get_int(0) == 0) ? false : true
    end
def ratiometric
      ptr = ::FFI::MemoryPointer.new(:int)
      Klass.getRatiometric(@handle, ptr)
      (ptr.get_int(0) == 0) ? false : true
    end
Returns the ratiometric state of the board

 @return [Boolean] returns the ratiometric state or raises an error