V.24 Interface

Pin

V.24

V.11

V.35

Direction

 

 

 

 

 

18

 

-ENV11 (V.11

 

In

 

 

Interface enable)

 

 

 

 

 

 

 

19

 

C(B)

 

Out

 

 

(Command)

 

 

 

 

 

 

 

20

DTR (Data

 

DTR (Data

Out

 

Terminal

 

Terminal Ready)

 

 

Ready)

 

 

 

 

 

 

 

 

21

 

 

-ENV35

In

 

 

 

 

 

22

RI (Ring

 

RI (Ring

In

 

Indication)

 

Indication)

 

 

 

 

 

 

23

 

 

 

 

 

 

 

 

 

24

TXCout

X(A) (Transmit

TXCout(A)

Out

 

(Transmit

Clock)

(Transmit

 

 

Clock—DTE)

 

Clock—DTE)

 

 

 

 

 

 

25

-TEST

-TEST

-TEST

In

 

 

 

 

 

V.24 Interface

The following specifications describe the V.24 interface:

Electrical specification: CCITT V.28, TIA/EIA RS- 232-C(+/-12Vsingle-ended)

Signaling: CCITT V.24

Maximum data rate: 20 kilobits per second (Kbps)

Maximum cable length: 50 feet

Standard DCE connector: ISO2110 (DB25)

22

Interphase Corporation