beautypg.com

Serial com ports (com1, com2) – ADLINK AmITX-BT-I User Manual

Page 18

background image

Page 18

AmITX-BT-I

4.1.2. Serial COM Ports (COM1, COM2)

ƒ

COM1: Supports RS-232/422/485

ƒ

COM2: Supports RS-232 only

Pin #

RS-232

RS-422

RS-485

1

DCD, Data Carrier Detect

TX-

RTX-

2

RXD, Receive Data

TX+

RTX+

3

TXD, Transmit Data

RX+

N/A

4

DTR, Data Terminal Ready

RX-

N/A

5 GND

N/A

N/A

6

DSR, Data Set Ready

N/A

N/A

7

RTS, Request To Send

N/A

N/A

8

CTS, Clear To Send

N/A

N/A

9 RI,

Ring

Indicator

N/A

N/A

ƒ

SW14: Switch for mode selection of COM1 (default RS-232).

SW14

See also other documents in the category ADLINK Hardware: