5

1

9

6

DB9 Female (Front View)

Pin

Signal

Number

 

2

TXD

3

RXD

5

GND

7

CTS

8

RTS

9

VCC

8.1.3. Terminal Interface

To use the scanner as a terminal Interface, an “Y” cable is used. One end of this cable is connected to the standard RS232 adapter cable shown above and the other two are for the host and terminal.

Host Side connector

The connector for the host is a DB25 female and has following pinout:

13

1

25

14

DB25 Female (Front View)

 

Pin

Signal

Number

 

2

TXD

3

RXD

4

RTS

5

CTS

6

DSR

7

GND

8

CD

20

DTR

Page 31

Page 32
Image 32
Unitech Hand Held Scanner user manual Terminal Interface, Host Side connector