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Eia-530-a-to-rs449 adapter – Paradyne 3163 User Manual

Page 107

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Pin Assignments

D-7

3163-A2-GB20-10

March 1999

EIA-530-A-to-RS449 Adapter

The EIA-530-A-to-RS449 adapter (Figure D-6)

provides the RS449 interface shown in

Table D-5

.

1

2

14

3

16

15

12

17

9

4

19

5

13

20

8

10

6

7

21

18

23

24

11

25

22

1

4

22

6

24

5

23

8

26

7

25

9

27

12

13

31

11

19

14

10

20

17

35

18

29

30

SHIELD

TD-A

TD-B

RD-A

RD-B

TXC-A

TXC-B

RXC-A

RXC-B

RTS-A

RTS-B

CTS-A

CTS-B

DTR

RLSD-A

RLSD-B

DSR

SIG. COMMON

RL

LL

RCV. COMMON

TT-A

TT-B

TM

SIG. COMMON

SHIELD

TD-A

TD-B

RD-A

RD-B

TXC-A

TXC-B

RXC-A

RXC-B

RTS-A

RTS-B

CTS-A

CTS-B

DTR-A

RR-A

RR-B

DM-A

SIG. COMMON

RL

LL

RCV. COMMON

TT-A

TT-B

TM

DM-B

DTR-B

530

SIGNAL

DB25
PLUG

DB37

SOCKET

449
SIGNAL

495-14323-01

Figure D-6. EIA-530-A-to-RS449 Adapter