Aaeon EMB-QM87A Manual do Utilizador descarregar pdf (Página 28)

Mini-ITX EMB-QM87A

Chapter 2 Quick Installation Guide 2 - 14

7

RTS1

8

CTS1

9

RI1/5V/12V

10

RS-422

Pin Signal Pin Signal

1

RS422_TX-

2

RS422_RX+

3

RS422_TX+

4

RS422_RX-

5

GND

6

NC

7

NC

8

NC

9

NC/5V/12V

10

RS-485

Pin Signal Pin Signal

1

RS485_D-

2

NC

3

RS485_D+

4

NC-

5

GND

6

NC

7

NC

8

NC

9

NC/5V/12V

10

Note: The max. rating of pin9 is 1A @ 5V & 12V

2.17 COM Port Box Header (COM2~6)

Pin Signal Pin Signal

1

DCD

2

RXD

3

TXD

4

DTR

1 2 ... 23 24 25 26 27 28 29 30 31 32 33 ... 112 113

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