Copyright © 2012 NEXCOM International Co., Ltd. All rights reserved
16
EBC 354 User Manual
Chapter 2 : Jumpers and Connectors
COM2 Connector
Connector type: 1x10 10-pin header, 1.0mm pitch
Connector location: J4
Pin
Definition
Pin
Definition
Pin
Definition
1
SP2_DCD
2
SP2_RXD
3
SP2_TXD
4
SP2_DTR
5
GND
6
SP2_DSR
7
SP2_RTS
8
SP2_CTS
9
SP2_RI
10
GND
COM3 Connector
Connector type: 1x10 10-pin header 1.0mm pitch
Connector location: J2
Pin
Definition
Pin
Definition
1
SP3_DCD
2
SP3_RXD
3
SP3_TXD
4
SP3_DTR
5
GND
6
SP3_DSR
7
SP3_RTS
8
SP3_CTS
9
SP3_RI
10
GND
RS422 Pin Definition
Pin
Definition
Pin
Definition
Pin
Definition
1
TXD-
2
TXD+
3
RXD+
4
RXD-
5
GND
6
RTS-
7
RTS+
8
CTS+
9
CTS-
RS485 Pin Definition
Pin
Definition
Pin
Definition
Pin
Definition
1
TXD-
2
TXD+
3
Reserve
RXD-
RXD+
4
Reserve
5
Reserve
6
Reserve
7
Reserve
8
Reserve
9
Reserve