NEXCOM OPPC 1520T User Manual
Page 38
Advertising
Copyright © 2011 NEXCOM International Co., Ltd. All Rights Reserved.
23
Chapter 2: Jumpers and Connectors
OPPC 1520T/1720T User Manual
Pin
Definition
Pin
Definition
1
TXD-: Transmit Data Negative
RXD-: Receive Data Negative
2
TXD+: Transmit Data Positive
RXD+: Receive Data Positive
3
Reserved
4
Reserved
5
Reserved
6
Reserved
7
Reserved
8
Reserved
9
Reserved (could be a 5V or 12V
power pin)
RS485
USB Ports
Connector type: Dual USB port
Connector location: USB1 and USB2
Pin
Definition
Pin
Definition
1
VCC5
5
VCC5
2
USB0-
6
USB1-
3
USB0+
7
USB1+
4
GND
8
GND
USB1
Pin
Definition
Pin
Definition
1
VCC5
5
VCC5
2
USB2-
6
USB3-
3
USB2+
7
USB3+
4
GND
8
GND
USB2
Advertising
This manual is related to the following products: