Evaluation Board Manual
PPC750FX Evaluation Board Preliminary
Connectors
Page 58 of 115
750FXebm_ch10.fm
June 10, 2003
10.5 Ethernet
This board provides two Ethernet ports. The connections are through a single housing at J20 that contains
two RJ45 connectors. Each connector contains integral magnetics and two LEDs. The ports are identified as
1 and 2. Both ports can be configured for Fast (10/100 Mbps) Ethernet interfaces, and can be used with
Category 5 Unshielded Twisted-Pair (UTP) cable.
Figure 10-6. Ethernet Connector—One of two RJ45 Sockets in J20
Table 10-6. Ethernet UTP Signals—J20, both sockets
Pin Signal Name Description
1 RD+ Receive data +
2RD
− Receive data −
3 TD+ Transmit data +
4 RCT Receive center tap
5 TCT Transmit center tap
6TD
− Transmit data −
7 NC No connection
8 GND Ground
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LEDs
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