Samsung STP131 Series Operator's Manual page 20

GS H n
[Name] Select printing position of HRI characters.
[Format] ASCII ESC H
Hex 1B 48
Decimal 27 72
[Description] Selects the printing position of HRI characters when printing a bar code.
n selects the printing position as follows:
n Printing postion
0, 48 Not printed.
1, 49 Above bar code.
2, 50 Below bar code.
3, 51 Both above and below the bar code.
HRI indicates Human Readable Interpreatiion.
GS I n
[Name] Transmit printer ID.
[Format] ASCII GS I
Hex 1D 49
Decimal 29 73
1 < n < 3, 49 < n < 51
[Range]
[Description] Transmits the printer ID specified by n as follows:
n Printer ID Specification
1, 49 Printer mode ID STP130S/STP130P
2, 50 Type ID
3, 51 ROM version ID Depends on ROM version
GS L nL nH
[Name] Set left margin.
[Format] ASCII GS L
Hex 1D 4C
Decimal 29 76
1 < nL < 255
[Range]
0 < nH < 255
[Description] Set the left margin using nL and nH.
The left margin is set to [(nL + nH x 256) x horizontal motion unit)]
inches.
Left margin
n
n
n
n
n
n
ID (hexadecimal)
30
02
10
nL nH
nL nH
nL nH
Printable area
Printing area width
GS P x y
[Name] Set horizontal and vertical motion units.
[Format] ASCII
Hex
Decimal
1 < x < 255
[Range]
0 < y < 255
[Description] Sets the horizontal and vertical motion units to approximately 25.4/x mm
{1/x inch and} and approximately 25.4/y mm {1/y inches}, respectively.
When x and y are set to 0, the default setting of each value is used
GS V m, GS V m n
1 2
[Name] Select cut mode and cut paper.
[Format] ASCII
1
Hex
Decimal
ASCII
2
Hex
Decimal
[Range] m = 1, 49
1
m = 66, 0 < n < 255
2
[Description] Selects a mode for cutting paper and exectes paper cutting.
The value of m selects the mode as follows:
m
0, 1, 49
66
GS W nL nH
[Name] Set printing area width.
[Format] ASCII
Hex
Decimal
0 < nL < 255
[Range]
0 < nH < 255
[Description]
Set the printing area width to the area specified by nL and nH.
The printing area width is set to [(nL + nH x 256) x horizontal motion unit)]
inches.
Left margin
39 40
GS P x y
1D 50 x y
29 80 x y
GS V m
1D 56 m
29 86 m
GS V m n
1D 56 m n
29 86 m n
Print mode
Partial cut (one point center uncut)
Feeds paper (cutting position + [n x )vertical motion unit)]), and
cuts the paper partially (one point center uncut).
GS W nL nH
1D 57 nL nH
29 87 nL nH
Printable area
Printing area width