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7000 Bus Converter User Manual (version 1.2,Feb/2003, 7PH-006-10) --------------- 21
2.6 PCISA-7520R Pin Assignment and Specification:
CON2: RS-485 DB9 Male Connector
Terminal 2-wire RS-485
1
2
DATA+
3
4
5
Not Connect
6
7
DATA-
8
9
Not Connect
The PCISA-7520R is exactly the same as 7520R except for the PCI and
ISA interface. It is designed for easy installation.
TXD
GND
RXD
DCD
DSR
RTS
DTR
CTS
CN1
DB9M FEMALE
1
6
2
7
3
8
4
9
5
D-
D-
D+
D+
CN2
DB9S MALE
5
9
4
8
3
7
2
6
1
RS-485 ( D+, D- )