IBASE IB112 User Manual
Page 18
INSTALLATIONS
18
IB112 User’s Manual
CN18: COM2 RS232/RS422/RS485 Serial Port
[
Pin #
Signal Name
RS-232
RS-422
RS-485
1
DCD
TX-
DATA-
2
RX
TX+
DATA+
3
TX
RX+
NC
4
DTR
RX-
NC
5
Ground
Ground
Ground
6
DSR
NC
NC
7
RTS
NC
NC
8
CTS
NC
NC
9
NC
NC
NC
Note: Please refer to JP9 setting for RS232, RS422 and RS485
mode selection.
COM3: COM3 RS232 Connector
Part Number: DF11-10S-PA66H
Description: 2mm DIP Mini 180D 10P 2R Male
Pin #
Signal Name
1
RX, Receive data
2
TX, Transmit data
3
NC
4
NC
5
GND, ground
6
NC
7
RTS, Request To Send
8
CTS, Clear To Send
9
NC
10
NC
1 9
2 10