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● COM1: RS-422/485

이 커넥터는 Xpanel과 장비가 RS-422 또는 RS-485 규격으로 통신하기 위해 사용합니다.

Connector

Pin No.

Name

Description

image-20240912-044825.png

1

RDB

Receive Data B

2

RDA

Receive Data A

3

GND

Ground

4

SDB

Send Data B

5

SDA

Send Data A

● COM2: RS-232C

이 커넥터는 PC와 장비가 RS-232C 규격으로 통신하기 위해 사용합니다.

2, 3, 5, 7, 8번 핀만 사용할 수 있습니다. 

Connector

Pin No.

Name

Description

image-20240912-045150.png

1

 

 

2

RD

Receive Data

3

TD

Transmit Data

4

 

 

5

SG

Signal Ground

6

 

 

7

RTS

Request To Send

8

CTS

Clear To Send

9

 

 

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