Confidential
EPSON
TITLE
SHEET
REVISION
NO.
SHEET
NEXT
F
101 100
TM-T90
Specification
(STANDARD)
GS $ n
L
n
H
[Name]
Set absolute vertical print position in page mode
[Format] ASCII GS $ n
L
n
H
Hex 1D 24
n
L
n
H
Decimal 29
36 n
L
n
H
[Range] 0
≤
(n
L
+ n
H
×
256)
≤
65535 (0
≤
n
L
≤
255, 0
≤
n
H
≤
255)
[Description]
•
Sets the absolute vertical print starting position to [(n
L
+ n
H
×
256)
×
(vertical or horizontal
motion units)] in page mode.
GS ( A p
L
p
H
n m
[Name]
Execute test print
[Format] ASCII GS ( A p
L
p
H
n m
Hex 1D 28
41
p
L
p
H
n m
Decimal 29
40 65 p
L
p
H
n m
[Range] (p
L
+ p
H
×
256) = 2 (p
L
= 2, p
H
= 0)
0
≤
n
≤
2, 48
≤
n
≤
50
1
≤
m
≤
3, 49
≤
m
≤
51
[Description]
•
Executes a test print with a specified test pattern on a specified paper type (roll paper).
•
n specifies the paper type as listed below to be tested:
n Paper
type
0, 48
1, 49
2, 50
Roll paper
•
m specifies a test pattern as listed below:
m Test
pattern
1, 49
Hexadecimal dump
2, 50
Printer status print
3, 51
Rolling pattern print
[Notes]
•
The printer executes a hardware reset after the procedure to place the image into the
non-volatile memory. The printer clears the receive and print buffers, and resets all settings
(user-defined characters, macros, and the character styles) to the mode that was in effect at
power on.