WG82574L S LBA9 Intel, WG82574L S LBA9 Datasheet - Page 211

• Manufacturer Part Number: WG82574L S LBA9
• Description: CONTROLLER, ENET, INTEL 82574L, 64PQFN
• Manufacturer: Intel

Specifications of WG82574L S LBA9

• Ethernet Type: IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
• Supply Voltage Range: 3V To 3.6V
• Operating Temperature Range: 0°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

System Manageability—82574 GbE Controller
8.4.4.4
Reserved
MSB
0b
Address Type
MSB
7
(0)
0b
7
1b
6
Reserved
SMBus ARP UDID Content
The UDID provides a mechanism to isolate each device for the purpose of address
assignment. Each device has a unique identifier. The 128-bit number is comprised of
the following fields:
Where:
Device Capabilities: Dynamic and Persistent Address, PEC Support bit:
Version/Revision: UDID Version 1, Silicon Revision:
(0)
0b
Vendor ID:
Device ID:
Interface:
Subsystem Fields:
6
Capabilities
that follow
See notes
1 Byte
Device
MSB
Reserved
(0)
0b
5
5
Version/
Revision
1 Byte
follow
notes
that
See
Reserved
UDID Version
(0)
0b
4
The device manufacturer’s ID as assigned by the SBS Implementers’ Forum
or the PCI SIG.
Constant value: 0x8086
The device ID as assigned by the device manufacturer (identified by the
Vendor ID field).
Constant value: 0x10AA
Identifies the protocol layer interfaces supported over the SMBus connection
by the device.
In this case, SMBus Version 2.0
Constant value: 0x0004
These fields are not supported and return zeros.
4
001b
2 Bytes
0x8086
Vendor
ID
Reserved
(0)
0b
3
3
2 Bytes
0x10AA
Device
ID
Reserved
(0)
0b
2
2
2 Bytes
Interface
0x0004
See the following table
Silicon Revision ID
Reserved
(0)
0b
1
Subsystem
Vendor ID
2 Bytes
1
0x0000
Supported
PEC
LSB
0b
0
Subsystem
Device ID
LSB
2 Bytes
0x0000
0
Specific ID
that follow
See notes
4 Bytes
Vendor
LSB
211