NEXCOM EBC 354 - Manual (Page 29)

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