Table 2-10. RS232 Serial Port Connection

Ports

 

Pin #

 

Signal Name

 

 

Function

 

In/Out

DB25 Pin

DB9 Pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Serial 1 (J8)

 

1

 

DCD1

 

Data Carrier Detect

 

IN

8

 

1

 

or

 

2

 

DSR1

 

 

Data Set Ready

 

in

6

 

6

Serial 3 (J11)

 

3

 

RXD

 

 

Receive Data

 

in

3

 

2

 

 

 

 

 

 

 

 

 

 

 

4

 

RTS

 

 

Request To Send

 

out

4

 

7

 

 

 

5

 

TXD

 

 

Transmit Data

 

out

2

 

3

 

 

 

6

 

CTS

 

 

Clear to Send

 

in

5

 

8

 

 

 

7

 

DTR1

 

Data Terminal Ready

 

out

20

 

4

 

 

 

8

 

RI1

 

 

Ring Indicator

 

in

22

 

9

 

 

 

9

 

GND

 

 

Signal Ground

 

-

 

7

 

5

 

 

 

10

 

N/A

 

 

No Connection

 

-

 

-

 

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Serial 2 (J8)

 

11

 

DCD1

 

Data Carrier Detect

 

IN

8

 

1

 

or

 

12

 

DSR1

 

 

Data Set Ready

 

in

6

 

6

Serial 4 (J11)

 

13

 

RXD

 

 

Receive Data

 

in

3

 

2

 

 

 

 

 

 

 

 

 

 

 

14

 

RTS

 

 

Request To Send

 

out

4

 

7

 

 

 

15

 

TXD

 

 

Transmit Data

 

out

2

 

3

 

 

 

16

 

CTS

 

 

Clear to Send

 

in

5

 

8

 

 

 

17

 

DTR1

 

Data Terminal Ready

 

out

20

 

4

 

 

 

18

 

RI1

 

 

Ring Indicator

 

in

22

 

9

 

 

 

19

 

GND

 

 

Signal Ground

 

-

 

7

 

5

 

 

 

20

 

TXT

 

 

TxD at TTL level

 

-

 

-

 

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Note 1: Not supported on Serial 3 and Serial 4

 

 

 

 

 

 

 

 

 

 

Table 2-11. RS485/RS422 Serial Port Connection

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Signal

 

 

 

 

 

DB25

DB9

 

 

Ports

 

Pin #

 

Name

 

Function

 

 

Pin

Pin

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Serial 1 (J8)

 

3

 

RXD-

 

Receive Data -

 

3

2

 

 

 

or

 

4

 

TXD+

 

Transmit Data +

 

4

7

 

 

Serial 3 (J11)

 

 

 

 

 

 

 

5

 

TXD-

 

Transmit Data -

 

2

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

 

RXD+

 

Receive Data +

 

5

8

 

 

 

 

 

 

9

 

GND

 

Signal Ground

 

7

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Serial 2 (J8)

 

13

 

RXD-

 

Receive Data -

 

3

2

 

 

 

or

 

14

 

TXD+

 

Transmit Data +

 

4

7

 

 

Serial 4 (J11)

 

 

 

 

 

 

 

15

 

TXD-

 

Transmit Data -

 

2

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

16

 

RXD+

 

Receive Data +

 

5

8

 

 

 

 

 

 

19

 

GND

 

Signal Ground

 

7

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Note: For RS485, externally connect TXD+ to RXD+ and TXD- to RXD-

2-14

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Image 32
Ampro Corporation 5001451A manual Ports Pin # Signal Name Function In/Out DB25 Pin DB9 Pin, Signal DB25

5001451A specifications

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