Appendix D – XPDPTB Rear Plug-in I/O Expansion Module for the XPD
52
CPU-71-10 (XPD/RPD/DPD) VMEbus Core 2 Duo Processor Board – User’s Manual
The XPDPTB uses two RJ45 connectors to provide two 1 Gb Ethernet ports. These lines are routed through 0 ohm
resistors R1 – R16. These ports are also routed to the P0 connector in compliance with VITA 31.1. Leave the
resistors off in systems that utilize Vita 31.1 backplane networking.
J7
Pin
10/100 Signal Description
Gb Signal Description
A1
Port A Transmit Data + (TX+)
TP0+
A2
A Transmit Data - (TX-)
TP0-
A3
A Receive Data + (RX+)
TP1+
A4 Unused
TP2+
A5 Unused
TP2-
A6
A Receive Data - (RX-)
TP1-
A7 Unused
TP3+
A8 Unused
TP3-
J6
Pin
10/100 Signal Description
Gb Signal Description
B1
Port B Transmit Data + (TX+)
TP0+
B2
B Transmit Data - (TX-)
TP0-
B3
B Receive Data + (RX+)
TP1+
B4 Unused
TP2+
B5 Unused
TP2-
B6
B Receive Data - (RX-)
TP1-
B7 Unused
TP3+
B8 Unused
TP3-
10BaseT/100BaseTX Fast Ethernet Connector (J7/J6) – RJ45 Connectors. The metal shell of the
connectors go to chassis ground.
J8 is a dual-USB connector. Each connector has the same pinout as shown in Section A.3.