Eicon Networks ISDN NT1 Installationsanleitung PDF herunterladen (Seite 31)

Eiconcard™ Family Installation Guide

page 31

V.36/RS-449 interface

A pin-out diagram for the

V.36/RS-449 interfaces is shown

in Figure 9. The signal definitions

and names are listed in Table 7.

Table 7. V.36/RS-449 Interface Signals

Pin # Signal Name Direction CCITT #

Case PGND Protective Ground Common 101

4 TXD+ Transmit Data Output 103A

5 TRXC+ Transmit Clock (DCE) Input 114A

6 RXD+ Receive Data Input 104A

7 RTS+ Request to Send Output 105A

8 RTXC+ Receive Clock (DCE) Input 115A

9 CTS+ Clear to Send Input 106A

10 TEST Local Loopback Activation Output 141A

11 DSR+ Data Set Ready Input 107A

12 DTR+ Data Terminal Ready Output 108A

13 DCD+ Data Carrier Detect Input 109A

14 RLB Remote Loopback Output 140A

15 RI Ring Indicator Input 125A

17 CLK+ Transmit Clock (DTE) Output 113A

18 TI Test Indicator Input 142A

19 GND DTE Common Return Common 102A/B

22 TXD- Transmit Data Output 103B

23 TRXC- Transmit Clock (DCE) Input 114B

24 RXD- Receive Data Input 104B

25 RTS- Request to Send Output 105B

26 RTXC- Receive Clock (DCE) Input 115B

27 CTS- Clear to Send Input 106B

29 DSR- Data Set Ready Input 107B

30 DTR- Data Terminal Ready Output 108B

31 DCD- Data Carrier Detect Input 109B

35 CLK- Transmit Clock (DTE) Output 113B

PGND

RXD+

RTS+

DCD+

GND

TXD+

TRXC+

RTXC+

CTS+

DSR+

DTR+

CLK+

RXD-

RTS-

DCD-

TXD-

TRXC-

RTXC-

CTS-

DSR-

DTR-

TEST

RLB

CLK-

Figure 9. V.36/RS-449 interface

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