Figure 3-13. Ethernet 10/100 Connector J6 Location
The table below describes the pin assignment of Ethernet connector J6.
Table 3-4. Ethernet RJ45 Connector Pin Assignment
Pin No
Mnemonic
Signal Description
1
TD+
Transmit positive differential pair
2
TCT
Transmit differential pair decoupling capacitor
3
TD-
Transmit negative differential pair
4
RD+
Receive positive differential pair
5
RCT
Receive differential pair decoupling capacitor
6
RD-
Receive negative differential pair
8
EARTH
GROUND
9
YA
Yellow LED anode. Connected to ETH_LED0
10
YK
Yellow LED cathode. Connected to VDD_3V3 through 470R resistor.
11
GA
Green LED anode (Not connected)
ATSAMA5D27-WLSOM1-EK1
Baseboard Components
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2019 Microchip Technology Inc.
User Guide
DS50002931A-page 16