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32 Intel® Xeon® Processor E5-1600/E5-2600/E5-4600 Product Families
Datasheet Volume One
An example Ping() command to PECI device address 0x30 is shown below.
2.5.2.2 GetDIB()
The processor PECI client implementation of GetDIB() includes an 8-byte response and
provides information regarding client revision number and the number of supported
domains. All processor PECI clients support the GetDIB() command.
2.5.2.2.1 Command Format
The GetDIB() format is as follows:
Write Length: 0x01
Read Length: 0x08
Command: 0xf7
Figure 2-3. Ping()
Byte #
Byte
Definition
0
Client Address
1
Write Length
0x00
2
Read Length
0x00
3
FCS
Figure 2-4. Ping() Example
Byte #
Byte
Definition
0
0x30
1
0x00
2
0x00
3
0xe1
Figure 2-5. GetDIB()
Byte #
Byte
Definition
0
Client Address
1
Write Length
0x01
2
Read Length
0x08
4
FCS
3
Cmd Code
0xf7
5
Device Info
6
Revision
Number
7
Reserved
8
Reserved
9
Reserved
10
Reserved
11
Reserved
12
Reserved
13
FCS