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