Lanner LEC-7050 Manual de usuario descargar pdf (Pagina 14)

Board Layout

Chapter 3

Embedded and Industrial Computing

SW1: Select COM1 Protocol Setting

SW4: Select COM2 Protocol Setting

RS-232

RS-422

RS-485

Switch Combination

Protocol

SW1/SW4

RS-232 (default) 1 On (2,3,4 O )

RS-422 2,3 On (1,4 O )

RS-485 2,4 On (1,3 O )

Note: Besides jumper settings, you should also

select the communication protocol in the BIOS as

shown in the following picture, select Advanced

->F81865 SuperIO Configuration->Serial Port 0/1

Driver->RS232 or RS485

Jumper Settings

Microphone-in Audio Jack (J4)

Line-out Audio Port (J3)

RS-232/422/485 Serial Port (COM1 and COM2): It is a

RS-232/422/485 port through the D-SUB9 connector.

6789

12345

Pin No. Function

1 CO_GND

2 MIC_INL

3 CO_GND

4 INSULATOR

5 MIC_INR

Pin No. Function

1 CO_GND

2 LINOUT-L

3 CO_GND

4 INSULATOR

5 LINOUT- R

Pin No. Pin Name

RS-232 RS-422 RS-485

1 DCD TXD- DATA-

2 RxD TXD+ DATA+

3 TxD RxD+

4 DTR RxD-

5 GND Signal Ground

6 DSR

7 RTS

8 CTS

9 RI

SW1

4 3 2 1

SW4

4 3 2 1

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 26 27

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