IBM X.25 manual 21bis V.35 pin Assignments For 37-pin Connector

X.21

bis

(V.35)

Connector

Information

The

X.21bis (V.35) pin

assignments

for

the 37-pin

connector

on the

PCI

co-processor adapter and

the corresponding

pin

assignments for

the

34-pin

connector

on the optional adapter cable are

listed in

Table 3-3.

(The

pin positions

on

the

connector are

shown

under

“Pin Numbers”

on

page 3-1.)

Table 3-3. X.21 bis (V.35) Interface Pin

Assignments

Signal

37-Pin

34-Pin

Name

Connector

Connector

RTS

4

C

CTS

5

D

DSR

6

E

GND

7

B

CD

8

F

RX

CLK

(B)

16

X

TXD

(B)

17

S

TX

CLK

IN

(B) 18

AA

RXD

(B)

19

T

DTR

20

H

RI

22

J

RX

CLK

(A)

34

V

TXD

(A)

35

P

TX

CLK

IN

(A)

36

Y

RXD

(A)

37

R

3-4X.25 Co-Processor PCI GTO