SATO GT424 X-On/X-Off, Pin Assignments, Input/Output Signals, Pin no, Signal Type, Direction

Models: GT424

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Section 5: Interface Specifications

5.10 X-ON/X-OFF

This transmission protocol informs the host if the printer can receive data or not, by sending the "XON" (Hex 11H) or "XOFF" (Hex 13H) code.

Data received cannot be guaranteed, when print data (ESC+"A"~ESC+"Z") is sent from the host, under the following conditions:

1)When the printer is Offline

2)When an error has occurred in the printer

Pin Assignments

1) DB-25 P

 

 

2) DB-9P

 

Printer

 

Host

Printer

Host

FG

1

1

FG

FG

1

 

SD

2

3

RD

SD

2

2

RD

3

2

SD

RD

3

3

RS

4

5

CS

RS

4

8

CS

5

4

RS

CS

5

7

DR

6

20

ER

DR

6

4

SG

7

7

SG

SG

7

5

ER

20

8

DR

ER

20

6

Caution!

In the connections, it may be necessary to loop (usually kept "High) CS and RS on the host side depending on the type of host. Therefore, make sure to re-check the host before use.

Input/Output Signals

Pin no.

Signal Type

Direction

Contents

 

 

 

 

1

FG

-

Frame Ground

 

 

 

 

2

SD

Output

Send Data

 

 

 

 

3

RD

Input

Receive Data

 

 

 

 

7

SG

-

Signal Ground

 

 

 

 

GT Series Operator’s Manual

Page 5-9

Page 91
Image 91
SATO GT424 manual X-On/X-Off, Pin Assignments, Input/Output Signals, Pin no, Signal Type, Direction, Contents