Confidential

GS r n

[Name]

Transmit status

 

 

[Format]

ASCII

GS

r

n

 

Hex

1D

72

n

 

Decimal

29

114

n

[Range]

n = 1, 2, 49, 50

[Description] Transmits the status.

 

n

Function

 

1, 49

Transmits paper sensor status.

 

2, 50

Transmits drawer kick out connector status.

This printer transmits the following status.

Paper sensor status (n = 1, 49)

Bit

Off/On

Hex

Decimal

Status

0, 1

Off

00

0

Roll paper near-end sensor: paper adequate.

 

On

03

3

Roll paper near-end sensor: paper near end.

2, 3

Off

00

0

Roll paper end sensor: paper present.

 

On

0C

12

Roll paper end sensor: paper not present.

4

Off

00

0

Fixed.

5, 6

--

--

--

Reserved.

7

Off

00

0

Fixed.

Bits 2 and 3: While the cover is opening, this shows the state when the cover was still closed (this command cannot be executed).

Drawer kick out connector status (n = 2, 50)

 

 

Bit

Off/On

Hex

Decimal

Status

 

 

0

Off

00

0

Drawer kick out connector pin 3 is LOW.

 

 

 

On

01

1

Drawer kick out connector pin 3 is HIGH.

 

 

1 - 3

--

--

--

Reserved.

 

 

4

Off

00

0

Fixed.

 

 

5, 6

--

--

--

Reserved.

 

 

7

Off

00

0

Fixed.

[Note]

When this command is transmitted, the data following must not be transmitted until

 

 

this status is received.

 

 

 

TITLE

SHEET

NO

 

EPSON

TM-T81

REVISION

 

 

A

 

 

 

 

 

 

 

Specification

 

 

 

 

 

NEXT

SHEET

 

(STANDARD)

 

110

109

 

 

 

 

 

Page 119
Image 119
Epson T81 specifications GS r n