beautypg.com

Impulse 3405 User Manual

Page 15

background image

Technical

Description

Sealevel Systems VERSA COMM+4/EX Page

12

DB-37 Male

Port #

1

2

3

4

GND

33 14 24 5

TD

35 12 26 3

RTS 17

30

8

21

DTR

34 13 25 4

RD

36 11 27 2

CTS 16

31

7

22

DSR 18

29

9

20

DCD

37 10 28 1

RI 15

32

6

23

Technical Note: Please terminate any control signals that are not going to be
used. The most common way to do this is connect RTS to CTS and RI. Also,
connect DCD to DTR and DSR. Terminating these pins, if not used, will help
insure you get the best performance from your adapter.