V.35 Interface

The following table and illustrations describe the V.35 signals on the connector.

Pin #

Tw. Pair

Name (CCITT #)

Signal

Direction

 

 

 

 

 

2

I

TXD A (103 A)

Transmit Data

Out

 

 

 

 

 

14

I

TXD B (103 B)

Transmit Data

Out

 

 

 

 

 

3

II

RXD A (104 A)

Receive Data

In

 

 

 

 

 

16

II

RXD B (104 B)

Receive Data

In

 

 

 

 

 

24

III

TXCout A (113

Transmit Clock (DTE)

Out

 

 

A)

 

 

 

 

 

 

 

11

III

TXCout B (113 B)

Transmit Clock (DTE)

Out

 

 

 

 

 

17

IV

RXC A (115 A)

Receive Clock

In

 

 

 

 

 

9

IV

RXC B (115 B)

Receive Clock

In

 

 

 

 

 

12

V

TXCin B (114 B)

Transmit Clock (DCE)

In

 

 

 

 

 

15

V

TXCin A (114 A)

Transmit Clock (DCE)

In

 

 

 

 

 

4

 

RTS(105)

Ready To Send

Out

 

 

 

 

 

5

 

CTS(106)

Clear To Send

In

 

 

 

 

 

6

 

DSR(107)

Data Set Ready

In

 

 

 

 

 

8

 

DCD(109)

Data Carrier Detect

In

 

 

 

 

 

20

 

DTR (108)

Data Terminal Ready

Out

 

 

 

 

 

22

 

RI(125)

Ring Indication

In

 

 

 

 

 

21

 

-ENV35

V.35 interface enable

In

 

 

 

 

 

25

 

-Test

Test

In

 

 

 

 

 

7

 

GND(102)

Ground

Common

 

 

 

 

 

1

 

Shield

Shield

Common

 

 

 

 

 

26

Interphase Corporation