RTL8111
Datasheet
6.2.2. Rx LED
In 10/100/1000Mbps mode, blinking of the Rx LED indicates that receive activity is occurring.
Power On
LED = High
Receiving
No
Packet?
Yes
LED = High for 40 ms
LED = Low for 40 ms
Figure 2. Rx LED
6.2.3. Tx LED
In 10/100/1000Mbps mode, blinking of the Tx LED indicates that transmit activity is occurring.
Power On
LED = High
Transmitting
No
Packet?
Yes
LED = High for 40 ms
LED = Low for 40 ms
Figure 3. Tx LED
Integrated Gigabit Ethernet Controller for PCI Express 8
Track ID: JATR-1076-21 Rev. 1.2