Lanner LEC-7070 Bedienungsanleitung PDF herunterladen (Seite 13)

Board Layout

Chapter 3

Embedded and Industrial Computing

Select COM1/COM2 Pin 9 Function (SC1T1/SC2T1): The

pin 9 of COM1 and COM2 can be altered by SC1T1 and

SC2T1 respectively according to the following jumper

settings.

+5V

+12V

Jumper Setting

Function

SW1/SW4

+5V 1-2

+12V 3-4

RI# 5-6

Jumper Settings

Microphone-in Audio Jack (MIC1)

Line-out Audio jack (LIN1)

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

port through a D-SUB9 connector.

Pin No. Function

1 GND

2 MIC_L

3 GND

4 GND

5 MIC_R

Pin No. Function

1 GND

2 LINE_OUT_L

3 GND

4 GND

5 LINE_OUT_R

Pin No. Pin Name

RS-232

1 Data Carrier Detect ( DCD # )

2 Receive Data ( RXD )

3 Transmit Data ( TXD )

4 Data Terminal Ready ( DTR # )

5 Ground ( GND )

6 Data Set Ready ( DSR # )

7 Request To Send ( RTS # )

8 Clear To Send ( CTS # )

9 Ring Indicator ( RI # )

SC1T1: COM1 SC2T1: COM2

6789

12345

1 3 5

2 4 6

1 3 5

2 4 6

1 3 5

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 23 24

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