AutoCAD® 2002 - Autodesk

DXF system variables (continued)
Variable Group code Description
$EXTNAMES 290 Controls symbol table naming:
0 = Release 14 compatibility. Limits names to 31 characters in
length. Names can include the letters A to Z, the numerals 0 to 9,
and the special characters, dollar sign ($), underscore (_), and
hyphen (–).
1 = AutoCAD 2000. Names can be up to 255 characters in length,
and can include the letters A to Z, the numerals 0 to 9, spaces, and
any special characters not used by Microsoft Windows and
AutoCAD for other purposes
$FILLETRAD 40 Fillet radius
$FILLMODE 70 Fill mode on if nonzero
$FINGERPRINTGUID 2 Set at creation time, uniquely identifies a particular drawing
$HANDSEED 5 Next available handle
$HYPERLINKBASE 1 Path for all relative hyperlinks in the drawing. If null, the drawing
path is used
$INSBASE 10, 20, 30 Insertion base set by BASE command (in WCS)
$INSUNITS 70 Default drawing units for AutoCAD DesignCenter blocks:
0 = Unitless; 1 = Inches; 2 = Feet; 3 = Miles; 4 = Millimeters;
5 = Centimeters; 6 = Meters; 7 = Kilometers; 8 = Microinches;
9 = Mils; 10 = Yards; 11 = Angstroms; 12 = Nanometers;
13 = Microns; 14 = Decimeters; 15 = Decameters;
16 = Hectometers; 17 = Gigameters; 18 = Astronomical units;
19 = Light years; 20 = Parsecs
$JOINSTYLE 280 Lineweight joint setting for new objects:
0=none; 1= round; 2 = angle; 3 = flat
$LIMCHECK 70 Nonzero if limits checking is on
$LIMMAX 10, 20 XY drawing limits upper-right corner (in WCS)
$LIMMIN 10, 20 XY drawing limits lower-left corner (in WCS)
$LTSCALE 40 Global linetype scale
$LUNITS 70 Units format for coordinates and distances
$LUPREC 70 Units precision for coordinates and distances
22 | Chapter 2 HEADER Section