NEXCOM NISE 2100 - Manual (Page 39)

Copyright © 2011 NEXCOM International Co., Ltd. All Rights Reserved. 26
Chapter 2: Jumpers and Connectors
NISE 2100, NISE 2100A, NISE 2110, NISE 2110A User Manual
COM1 and COM2 Ports
Connector size: DB-9 port
Connector location: COM3
6
1 5
9
6
1 5
9 B
A
Pin Definition Pin Definition
1 COM1_DCD 6 COM1_DSR
2 COM1_RXD 7 COM1_RTS
3 COM1_TXD 8 COM1_CTS
4 COM1_DTR 9 COM1_RI
5 GND
COM1A
Pin Definition Pin Definition
1 COM2_DCD 6 COM2_DSR
2 COM2_RXD 7 COM2_RTS
3 COM2_TXD 8 COM2_CTS
4 COM2_DTR 9 COM2_RI
5 GND
COM2B
Pin Definition Pin Definition
1 TXD- 6 Reserved
2 TXD+ 7 Reserved
3 Reserved 8 Reserved
4 Reserved 9 Reserved
5 Reserved
RS485
Pin Definition Pin Definition
1 TXD- 6 RTS-
2 TXD+ 7 RTS+
3 RXD+ 8 CTS+
4 RXD- 9 CTS-
5 GND
RS422