Avalue EEV-EX20 User Manual

Page 14

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EEV-EX20

14 EEV-EX20 Quick Installation Guide

2.3.5

Serial Port 2 in RS-232 mode (JCOM2)

Signal

PIN

PIN

Signal

DCD2

1

2

RxDD2

TxDD2 3 4 DTR2

GND

5

6

DSR2

RTS2 7 8 CTS2

RI2

9

10

NC

Note:

1.

When JP1 is in RS-422/482 mode,

JCOM1 is inaction.

2.

For more details about Pin9, please

refer to JRI1.

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