CyberResearch® CPU Cards

CPEx GX-333-X

18.CN18: COM2/3 Internal Serial PortTable 2-21 CN18: 14 (2x7) Pin 2.0mm Connector Pinouts

PIN

 

DESCRIPTION

PIN

 

DESCRIPTION

1

 

DCD2

2

 

DSR2

 

 

 

 

 

 

 

 

 

 

3

 

RXD2

4

 

RTS2

 

 

 

 

 

 

5

 

TXD2

6

 

CTS2

 

 

 

 

 

 

 

 

 

 

 

7

 

DTR2

8

 

COM_RI2

 

 

 

 

 

 

9

 

GND

10

 

GND

 

 

 

 

 

 

11

 

TXD485+

12

 

TXD485#

 

 

 

 

 

 

 

 

 

 

 

13

 

RXD485+

14

 

RXD485#

 

 

 

 

 

 

Figure 2-26 CN18: COM2/COM3 Serial Port

The connection to the CN18 serial port requires an adapter cable as shown below.

Figure 2-27 COM2/COM3 Serial Port Adapter Cable

CyberResearch, Inc.

35

25 Business Park Drive

P: (203) 483-8815; F: (203) 483-9024

Branford, CT USA

www.cyberresearch.com