CTC Union ET100A Manuel d'utilisateur télécharger pdf (Page 19)

ET100 LAN-WAN Bridge

WAN Port Pin Assignment

The following tables give the pin, circuit, function and signal

direction as seen on the ET100's DB25M connector for each of the

selectable interfaces. RS-232 and RS-530 connections may be

made directly. Adapter cables are required to match the physical

connectors for V.35 (MB34), X.21 (DB15) and RS-449 (DB37).

a. V.24/RS-232 INTERFACE PIN ASSIGNMENT

PIN CIRCUIT FUNCTION DIRECTION EIA

1 FGND Protective GND AA

2 TD Transmit data OUT BA

3 RD Receive data IN BB

4 RTS Request to send OUT CA

5 CTS Clear to send IN CB

6 DSR Data set ready IN CC

7 GND Signal ground AB

8 DCD Carrier detect IN CF

15 TC Transmit clock IN DB

17 RC Receive clock IN DD

20 DTR Data term ready OUT CD

24 XTC DTE xmit clock OUT DA

Table 7: RS-232 Interface Pin Assignment

SW2-1/2-2 ON/ON

1 2 ... 14 15 16 17 18 19 20 21 22 23 24 ... 33 34

Pas de commentaire

CTC Union ET100A Manuel d'utilisateur Page 19