Specifications

Confidential
EPSON
TITLE
SHEET
REVISION
NO.
SHEET NEXT
123 122
TM-L90
Specification
(STANDARD)
E
<Function 3> GS ( E p
L
p
H
fn [a1 b18...b11]...[ak bk8...bk1] (fn = 3)
[Format] ASCII GS ( E pL pH fn [a1 b18 ... b11] ... [ak bk8 ... bk1]
Hex 1D 28 45 pL pH fn [a1 b18 ... b11] ... [ak bk8 ... bk1]
Decimal 29 40 69 pL pH fn [a1 b18 ... b11] ... [ak bk8 ... bk1]
[Range] 10 ≤ (p
L
+ p
H
× 256) ≤ 65535
fn = 3
a = 1, 2, 8
b = 48, 49, 50
[Default] Msw 2-2, and Msw 8-8 are set to On (b = 49) and all other switches are set to Off (b = 48).
[Description] • Changes the memory switch specified by a to the values specified by b.
• When b = 48, the applicable bit is turned to Off.
• When b = 49, the applicable bit is turned to On.
• When b = 50, the applicable bit is not changed.
• When a =1, memory switch 1 is set as follows:
Bit Setting value (b) Function
48 Does not transmit the power ON information.
1
49 Transmits the power ON information.
48 Sets the receive buffer as 4KB.
2
49 Sets the receive buffer as 45 bytes.
48 Condition for BUSY: Receive buffer full or offline
3
49 Condition for BUSY: Receive buffer full
48 Data processing for receiving error: Prints "?"
4
49 Data processing for receiving error: Ignored.
48 Automatic line feed: Disabled.
5
49 Automatic line feed: Enabled.
6 50 Reserved.
48 Pin #6: selection of reset signal: Not used.
7
49 Pin #6: selection of reset signal: Used.
48 Pin #25: selection of reset signal: Not used.
8
49 Pin #25: selection of reset signal: Used.
• The power ON information consists of the following data:
Hexadecimal Decimal Amount of data
Header 3BH 59 1 byte
Identifier 31H 49 1 byte
NUL 00H 0 1 byte