NEXCOM OPPC 1520T - Manual (Page 36)

Copyright © 2011 NEXCOM International Co., Ltd. All Rights Reserved. 21
Chapter 2: Jumpers and Connectors
OPPC 1520T/1720T User Manual
PS/2 Keyboard/Mouse Port
Connector type: PS/2, Mini-DIN-6, JST-2.0mm-M-180
Connector location: KM1
8 6
1 2
3 5
Pin Definition
1 KB_DATA
2 MS_DATA
3 GND
4 NC
5 VCC5
6 KB_CLK
7 NC
8 MS_CLK
Pin Definition Pin Definition
1 DCD#: Data Carrier Detect 2 RXD#: Receive Data
3 TXD: Transmit Data 4 DTR#: Data Terminal Ready
5 GND 6 DSR#: Data Set Ready
7 RTS#: Request To Send 8 CTS#: Clear To Send
9 RI#: Ring Indicator (could be a 5V
or 12V power pin)
6
1 5
9
COM1 Port (Isolation with RS422/485)
Connector type: DB-9
Connector location: COM1
RS232
Pin Definition Pin Definition
1 TXD-: Transmit Data Negative 2 TXD+: Transmit Data Positive
3 RXD+: Receive Data Positive 4 RXD-: Receive Data Negative
5 GND DCD#: Data Carrier Detect 6 RTS-: Request To Send Negative
7 RTS+: Request To Send Positive 8 CTS+: Clear to Send Positive
9 CTS-: Clear To Send Negative
(could be a 5V or 12V power pin)
RS422