RTS XCP-48-RJ45 Spécifications télécharger pdf (Page 102)

DB-25F to DB-25M Modem Cable

Modem Cables

EIA-232 Modem Cables DB-25 to DB-25

The wiring diagram for a DB-25 to DB-25 modem cable is shown in Table 1.

Table 1: EIA-232 DB-25 to DB-25 modem cable

From

DB-

Signal Direction Signal To DB-25

8 DCD DCD 8

3 RxD

RxD 3

2 TxD

TxD 2

20 DTR

DTR 20

7SG

SG 7

6 DSR

DSR 6

4 RTS

RTS 4

5 CTS

CTS 5

22 RI

RI 22

Shell GND

GND Shell

* Arrows indicate which direction the signal is flowing

NOTES:

●

Altpin should be turned off when using this cable.

●

This cable utilizes the CTS signal of the modem for hardware flow control (RTS/CTS).

●

EIA-232 cables cannot exceed 2500pF.

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RTS XCP-48-RJ45 Spécifications Page 102