Copyright © 2018 NEXCOM International Co., Ltd. All Rights Reserved.
14
NEX 614A User Manual
Chapter 2: Jumpers and Connectors
Serial Port Connectors (COM2 to COM4)
Connector type: 2x5 10-pin header
Connector location: COM2, COM3 and COM4
COM2
Pin
Definition
Pin
Definition
1
COM2_DCD#
2
COM2_RXD
3
COM2_TXD
4
COM2_DTR#
5
GND
6
COM2_DSR#
7
COM2_RTS#
8
COM2_CTS#
9
COM2_RI#
COM3
Pin
Definition
Pin
Definition
1
COM3_DCD#
2
COM3_RXD
3
COM3_TXD
4
COM3_DTR#
5
GND
6
COM3_DSR#
7
COM3_RTS#
8
COM3_CTS#
9
COM3_RI#
10
2
9
1
COM4
Pin
Definition
Pin
Definition
1
COM4_DCD#
2
COM4_RXD
3
COM4_TXD
4
COM4_DTR#
5
GND
6
COM4_DSR#
7
COM4_RTS#
8
COM4_CTS#
9
COM4_RI#