RJ 45 pinout

Female Male
Ethernet Female Ethernet Male

Pin Name Description One side Another side
1 TX_D1+ Transceive data +
2 TX_D1- Transceive data -
3 RX_D2+ Receive data +
4 BI_D3+ Bi-directional Data+
5 BI_D3- Bi-directional Data-
6 RX_D2- Receive data -
7 BI_D4+ Bi-directional Data+
8 BI_D4- Bi-directional Data-

About RJ-45

In networks are most often used sockets for twisted pair. At present 100 Mbit/s Ethernet gives a up the place Gigabit Ethernet (it works on speeds up to 1 Gbit/s). But all of them use RJ-45 plugs.

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