Board Interfaces
23
cPCI-6525
COM1 (CN7, RJ-45)
COM1 RJ-45 to DB-9 Cable
Pin #
RS-232
RS-422
RS-485
1
DCD#
TX-
Data-
2
RTS#
—
—
3
DSR#
—
—
4
TXD
RX+
—
5
RXD
TX+
Data+
6
GND
—
—
7
CTS#
—
—
8
DTR#L
RX-
—
Pin #
RS-232
RS-422
RS-485
1
DCD#
TX-
Data-
2
RXD
TX+
Data+
3
TXD
RX+
—
4
DTR#L
RX-
—
5
GND
—
—
6
DSR#
—
—
7
RTS#
—
—
8
CTS#
—
—
9
—
—
—
1
8
1
5
6