Appendix B: Networking Connection
B.1 Converter's RJ45 Pin Assignments
1000Mbps, 1000BASE-T
Contact
1
2
3
4
5
6
7
8
10/100Mbps, 10/100BASE-TX
RJ45 Connector pin assignment
Contact
1
Tx + (transmit)
2
Tx - (transmit)
3
Rx + (receive)
4, 5
6
Rx - (receive)
7, 8
MDI
BI_DA+
BI_DA-
BI_DB+
BI_DC+
BI_DC-
BI_DB-
BI_DD+
BI_DD-
MDI
Media Dependent
Interface
BI_DB+
BI_DA+
BI_DD+
BI_DC+
MDI-X
Media Dependent
Interface-Cross
Rx + (receive)
Rx - (receive)
Tx + (transmit)
Not used
Tx - (transmit)
Not used
MDI-X
BI_DB-
BI_DD-
BI_DA-
BI_DC-
33