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Board Interfaces
cPCI-3520G Serial Ports
COM1 Connector (RJ-45)
Table 4-11: cPCI-3520G COM1 (RJ-45) Pin Definition
COM1 Connector with DB-9 Adapter
An RJ-45 to DB-9 adapter cable is provided to breakout the
COM1 signals.
Table 4-12: cPCI-3520G COM1 (DB-9 adapter) Pin Definition
Pin #
RS-232
RS-422
RS-485
1
DCD-L
—
—
2
RTS-L
TXD+
TXD+
3
DSR-L
—
—
4
TXD
TXD-
TXD-
5
RXD
RXD-
—
6
Ground
—
—
7
CTS-L
RXD+
—
8
DTR-L
—
—
9
RI-L
—
—
Pin #
RS-232
RS-422
RS-485
1
DCD-L
—
—
2
RXD
RXD-
—
3
TXD
TXD-
TXD-
4
DSR-L
—
—
5
Ground
—
—
6
DSR-L
—
—
7
RTS-L
TXD+
TXD+
8
CTS-L
RXD+
—
9
—
—
—
Preliminary