GRIDDISPLAY
Determines how the grid displays.
Type: Integer
Saved: In the drawing file
Range: The sum of any of the following values: 0 (Grid is limited to the limits area), 1 (Grid is not limited to the limits area), 2 (Grid is adaptive and proportionally scaled depending on zoom ratio), 4 (If value 2 is set and the zoom level is smaller than the grid unit, the grid is adaptively subdivided)
Default: 3