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Intel® 82575EB Gigabit Ethernet Controller — LED Signals

Intel® 82575EB Gigabit Ethernet Controller

317679-004

Datasheet

Revision: 2.11

January 2011

3.7

LED Signals

Note:

LED outputs are assumed to normally be connected to the negative side (cathode) of an

external LED.

EE_SK

EEPROM Serial Clock

The EEPROM Shift Clock provides the clock rate for the SPI EEPROM interface, which is

approximately 2 MHz.

FLSH_CE_N

FLASH Chip Enable Output.

Used to enable FLASH device.

FLSH_SCK

FLASH Serial Clock Output.

FLSH_SI

FLASH Serial Data Input.

This pin is an output to the memory device.

FLSH_SO

FLASH Serial Data Output

This pin is an input from the memory device.

Symbol

Type

Name and Function

LED0_0

LED0_0. Programmable LED output for Port A. As the Link LED, it indicates link connectivity on

Port A.

LED0_1

LED0_1. Programmable LED output for Port A. As the Activity LED, it flashes to indicate receive

activity on Port A for packets destined for this node.

LED0_2

Programmable LED output for Port A. As the Link 100 LED, it indicates link at 100 Mbps for Port A.

LED0_3

Programmable LED output for Port A. As the Link 1000 LED, it indicates link at 1000 Mbps for Port

LED1_0

LED1_0.

Programmable LED output for Port B. As the Link LED, it indicates link connectivity on Port B.

LED1_1

Programmable LED output for Port B. As the Activity LED, it flashes to indicate receive activity on

Port B for packets destined for this node.

LED1_2

Programmable LED output for Port B. As the Link 100 LED, it indicates link at 100 Mbps for Port B.

LED1_3

Programmable LED output for Port B. As the Link 1000 LED, it indicates link at 1000 Mbps for Port

Symbol

Type

Name and Function

82575EB Datasheet(PDF) 14 Page - Intel Corporation

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