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2.3.1.2
LAN: Ethernet Connector
UNO-247 is equipped with two Gigabit LAN controllers. An RTL8111G-CG Ethernet
controller is used as the controller chip. The Ethernet port is a standard RJ-45 jack.
Additionally, LED indicators are provided on the front of the device to indicate the
system's Link (off/green/orange) and Active (green) status.
Table 2.4: Ethernet Connector Pin Assignments
RJ45 Pin
Signal
1
MDI0+
2
MDI0-
3
MDI1+
6
MDI1-
4
MDI2+
5
MDI2-
7
MDI3+
8
MDI3-
Table 2.5: LED Indicators
Left LED
10 Link 100 Link
Off
Orange
Figure 2.5 LAN Connector
Description
In BASE-T: Media Dependent Interface[0]:
1000BASE-T: In MDI configuration, MDI[0]+/-
corresponds to BI_DA+/- and in MDI-X configu-
ration MDI[0]+/- corresponds to BI_DB+/-.
10BASE-T and 100BASE-TX: In MDI configura-
tion, MDI[0]+/- is used for the transmit pair and
in MDIX configuration MDI[0]+/- is used for the
receive pair.
In BASE-T: Media Dependent Interface[1]:
1000BASE-T: In MDI configuration, MDI[1]+/-
corresponds to BI_DB+/- and in MDI-X configu-
ration MDI[1]+/- corresponds to BI_DA+/-.
10BASE-T and 100BASE-TX: In MDI configura-
tion MDI[1]+/- is used for the receive pair and in
MDI-X configuration MDI[1]+/- is used for the
transmit pair.
In BASE-T: Media Dependent Interface[3:2]:
1000BASE-T: In MDI and in MDI-X configura-
tion, MDI[2]+/- corresponds to BI_DC+/- and
MDI[3]+/ - corresponds to BI_DD+/-.
100BASE-TX: Unused.
10BASE-T: Unused.
Right LED
1000 Link
Active
Green
Green
11
UNO-247 User Manual
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