Wi-Fi/GPS Board Configuration Details
Figure 25. The R3 Communication Module RJ-45 interface
pinout.
The R3 Communication Module Ethernet ports use
RJ-45 connectors with the pinout shown in Figure 25. They
are auto-sensing for assignment of transmit and receive
lines (no crossover cables required) and auto-negotiate
for 10-Mbps or 100-Mbps data rates, as required by the
connected device.
Pin
Function
Description
1
TXD+
Transmit
2
TXD-
Transmit
3
RXD+
Receive
4
NC
No connection
5
NC
No connection
6
RXD-
Receive
7
NC
No connection
8
NC
No connection
S&C Instruction Sheet 766-526 17