Instruction manual

A758 Owner’s Guide Chapter 7: Programming Guide
September 1999 133
Set Printing Area Width
ASCII
:GS W
nL nH
Hexadecimal
: 1D 57
nL nH
Decimal:
29 87
nL nH
Range of
nL
:
0 – 255
Range of
nH
:
0 - 255
Default:
576 dots (the maximum printable area)
Sets the width of the printing area. If the setting exceeds the printable area, the
maximum value of the printable area is used.
The width of the printing area is set to (((
nH
X 256) +
nL
) times horizontal motion
unit) inches. The horizontal motion units are set by the Set Horizontal and
Vertical Minimum Motion Units command (1D 50).
The width of the printing area follows the Set Left Margin command (1D 4C).
See the Set Left Margin command (1D 4C…) earlier in this document for a
description.
Formulas:
To set the width of the printing area to one inch at the default horizontal motion
unit of 1/203 inches, send the four-byte string:
GS W 203 0
Or, to set the width of the printing area to two inches at the default horizontal
motion unit of 1/203 units per inch, send the four-byte string:
GS W 150 1
Where 2 inches = 406/203, and 406 = (1 X 256) + 150.
←
Printable area 576 dots
→
←
Left margin
→ ←
Printing area width
→
Exceptions:
This command is effective only at the beginning of a line.
If the setting exceeds the printable area, the maximum value of the printable area
is used. The maximum printable area is 576 dots. See the illustration.