Specifications

Confidential
EPSON
TITLE
SHEET
REVISION
NO.
SHEET NEXT
120 119
TM-L90
Specification
(STANDARD)
E
GS ( E p
L
p
H
fn [parameter]
[Name] User setup commands
[Description] • Customizes the NV user memory area. The table below explains the functions available in
this command. The printer executes commands related to the user setting mode that are
made by specifying the function code fn.
fn Format No. Function
1
GS ( E
pL pH fn d1 d2 1 Changes into the user setting mode.
2
GS ( E
p
L
p
H
fn d1 d2 d3
2 Ends the user setting mode session
(performs a soft reset).
3
GS ( E
p
L
p
H
fn [a1 b18...b11]…
[ak bk8...bk1]
3 Sets value(s) for the memory switch.
4
GS ( E
pL
p
H
fn a 4 Transmits the settings of the memory
switch to the host.
5
GS ( E
p
L
p
H
fn [a1 n1
L
n1
H
]…
[ak nk
L
nk
H
]
5 Sets the customized value(s).
6
GS ( E
p
L
p
H
fn a
6 Transmits the customized value
settings.
7
GS ( E
p
L
p
H
fn a d1 d2 7 Copies the user-defined page.
8
GS ( E
pL
p
H
fn y c1 c2 [x d1…
d(y
×
××
×
x)]k
8 Defines data in column format for the
character code page in the active
area.
9
GS ( E
pL
p
H
fn x c1 c2 [y d1…
d(y
×
××
×
x)]k
9 Defines data in raster format for the
character code page in the active
area.
10
GS ( E
pL
p
H
fn c1 c2 10 Deletes the data in the character code
page in the active area.
11
GS ( E
pL
p
H
fn a d1...dk 11 Sets the communication conditions for
the serial interface.
12
GS ( E
pL
p
H
fn a 12 Transmits the communication
conditions for the serial interface.
48
GS ( E
p
L
p
H
fn m
48 Deletes the paper layout.
49
GS ( E
p
L
p
H
fn sa ; sb ; sc ; sd ; se ;
sf ; sg ; sh L gH
;
49 Sets the paper layout.
50
GS ( E
p
L
p
H
fn m
50 Transmits the paper layout
information.
•
p
L
, p
H
specify (p
L
+ p
H
× 256) as the number of bytes after p
H
(fn and [parameter]).