82583V Datasheet, PDF (68/374 Pages) Intel Corporation – Intel® 82583V GbE Controller

82583V GbE Controller—Non-Volatile Memory (NVM) Map
5.1.1.21 LED 0, 2 Configuration Defaults (Word 0x1F)
Bit
Name
Hardware
Default
NVM
Image
Setting
Description
15
LED2 Blink
0b
14
LED2 Invert 0b
13
LED2 Blink
Mode
0b¹
12
Reserved
0b
11:8
LED2 Mode
0x7
7
LED0 Blink
0b
6
LED0 Invert 0b
5
LED0 Blink
Mode
0b¹
4
Reserved
0b
3:0
LED0 Mode 0x6
0b
Initial Value of LED2_BLINK Field
0b = Non-blinking.
0b
Initial Value of LED2_IVRT Field
0b = Active-low output.
LED2 Blink Mode
0b¹
0b = Blinks at 200 ms on and 200 ms off.
1b = Blinks at 83 ms on and 83 ms off.
0b
Reserved.
Initial value of the LED2_MODE field specifying what event/
0x7
state/pattern is displayed on LED2 (LINK_100) output.
A value of 0110b (0x6) causes this to indicate 100 Mb/s
operation.
0b
Initial Value of LED0_BLINK Field
0b = Non-blinking.
0b
Initial Value of LED0_IVRT Field
0b = Active-low output.
LED0 Blink Mode
0b¹
0b = Blinks at 200 ms on and 200 ms off.
1b = Blinks at 83 ms on and 83 ms off.
0b
Reserved, set to 0b.
Initial value of the LED0_MODE field specifying what event/
0x6
state/pattern is displayed on the LED0 (LINK_UP) output. A
value of 0010b (0x2) causes this to indicate LINK_UP state.
1. These bits are read from the NVM.
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