WG82574IT S LBAC Intel, WG82574IT S LBAC Datasheet - Page 247
WG82574IT S LBAC
Manufacturer Part Number
WG82574IT S LBAC
Description
CONTROLLER, ENET, INTEL 82574IT, 64PQFN
Manufacturer
Intel
Datasheet
1.WG82574IT_S_LBAC.pdf
(490 pages)
Specifications of WG82574IT S LBAC
Ethernet Type
IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Supply Voltage Range
3V To 3.6V
Operating Temperature Range
-40°C To +85°C
Digital Ic Case Style
QFN
No. Of Pins
64
Package / Case
QFN
Interface Type
I2C, JTAG, PCI, SPI
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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System Manageability—82574 GbE Controller
8.12.2.3
8.12.2.3.1
8.12.2.3.2
Set Intel Management Control Formats
Set Intel Management Control Command (Intel Command 0x20)
Where:
Intel Management Control 1 is as follows:
Set Intel Management Control Response (Intel Command 0x20)
0
1…7
00..15
16..19
20..22
00..15
16..19
20..23
24..25
Bytes
Bytes
Bit #
0b
0x0
Default
value
31..24
31..24
0x20
0x20
Response Code
Enable Critical Session Mode (Keep Phy Link Up and Veto Bit)
0b - Disabled
1b - Enabled
When critical session mode is enabled, the following behaviors are disabled:
Reserved
• The PHY is not reset on PE_RST# and PCIe* resets (in-band and link
• The PHY does not change its power state. As a result link speed does not
• The device does not initiate configuration of the PHY to avoid losing link.
drop). Other reset events are not affected - Internal_Power_On_Reset,
device disable, Force TCO, and PHY reset by software.
change.
Manufacturer ID (Intel 0x157)
Manufacturer ID (Intel 0x157)
23..16
23..16
0x00
0x00
NC-SI Header
NC-SI Header
Bits
Bits
Intel Management
Control 1
15..08
15..08
Description
Reason Code
07..00
07..00
247
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