Function jcsel1 jcsel2 irda, Rs-422, Rs-485 – COMMELL LS-573 User Manual

Page 42: Rs-232, A.4

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LS-573 User’s Manual

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41

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A.4

Connector: CN_COM2
Type: 9-pin box header

Pin

Description

Pin

Description

1 DCD/422TX-/485-/+5V 2 RX/422TX+/485+
3 TX/422RX+

4 DTR/422RX-

5 Ground

6 DSR

7 RTS

8 CTS

9 RI

/+12V

Setting RS-232, RS-422, RS-485 & IrDA:

Function

JCSEL1

JCSEL2

IrDA

RS-422

RS-485

RS-232

1

2

9

10

8

2

7

1

2

1

12

11

1

2

7

8

1

2

7

8

1

2

7

8

2

1

12

11

1

2

11

12

1

2

11

12

JCSEL2

1

2

11

12

1

2

7

8

JCSEL1