Motorola MVME2400 - Manual (Page 136)

Pin Assignments
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C
Serial Port Connector - DEBUG (J2)
A standard RJ45 connector located on the front plate of the MVME240x
provides the interface to the asynchronous serial debug port. The pin
assignments for this connector are as follows:
Ethernet Connector - 10BASET (J3)
The 10BaseT/100BaseTx connector is an RJ45 connector located on the
front plate of the MVME240x. The pin assignments for this connector are
as follows:
Table C-3. DEBUG (J2)Connector Pin Assignments
1 DCD
2 RTS
3 GND
4 TXD
5 RXD
6 GND
7 CTS
8 DTR
Table C-4. 10/100 BASET (J3) Connector Pin Assignments
1 TD+
2 TD-
3 RD+
4 No Connect
5 No Connect
6 RD-
7 No Connect
8 No Connect