
Confidential
EPSON
TITLE
SHEET
REVISION
NO.
SHEET
NEXT
F
143 142
TM-T90
Specification
(STANDARD)
<Function 64> GS ( L p
L
p
H
m fn d1 d2 (fn = 64)
[Format] ASCII GS ( L p
L
p
H
m fn d1 d2
Hex 1D 28
4C
p
L
p
H
m fn d1 d2
Decimal 29
40 76 p
L
p
H
m fn d1 d2
[Range] (p
L
+ p
H
×
256) = 4 (p
L
= 4, p
H
= 0)
m = 48
fn = 64
d1 = 75
d2 = 67
[Description]
•
Transmits the defined NV graphics key code list.
•
When the key code is present:
Hexadecimal
Decimal
Amount of data
Header 37H
55
1
byte
Identifier 72H
114
1
byte
Status
40H or 41H
64 or 65
1 byte
Data 30H
– 39H
48 – 57
2 – 80 bytes
NUL 00H
0
1
byte
•
When the key code is not present:
Hexadecimal
Decimal
Amount of data
Header 37H
55
1
byte
Identifier 72H
114
1
byte
Status 40H
64
1
byte
NUL 00H
0
1
byte
•
If the number of the key code exceeds 40, divide the key code by 40 for transmission.
•
The status if the continuous transmission data block is present is 41H.
•
The status if the continuous transmission data block is not present is 40H.