PCI Multi-port Serial Card
4
4.
S1~S4 Connector Pin Assignments
The RS-422/485 signals are connected by a DB37 octopus
cable to 4 DB9-male connectors, the DB9-male pin
assignment as follows:
Note:
1.
The drivers for Windows are shipped in the following folder
(E:\IO\OXFORD\RS422_485) of the driver CD.
The files are in ZIP
format (e.g. V6515_RS422_485.ZIP). Please copy the file to your hard
drive C: or what folder you want, unzip it before proceeding with your
installations. We assumed you copy the file to your hard drive C: root
directory, and the unzipped folder is V6515_RS422_485. Please do
NOT use the drivers in its parent directory, E:\IO\OXFORD, since they
are used for RS232 instead of RS422/485.
4. Driver Installation for Win2000, XP and Vista
1 5
6 9
9 Pins Signal
1 TXD- (DATA-)(A)
2 TXD+ (DATA+)(B)
3 RXD+
4 RXD-
5 GND
6 RTS-
7 RTS+
8 CTS+
9 CTS-
