Intel C2518 FH8065501516710 Data Sheet

Intel

®

 Atom™ Processor C2000 Product Family for Microserver

September 2014

Datasheet, Vol. 2 of 3

Order Number: 330061-002US

401

Slave Address

(Write)

Write Address

SMBus 

Command

0x4C

BMC

Command 

Code

PECI Mode 

command code

0x62

Byte Count

N

Control Data

{0x0B,

0x0C,

0x0E}

N = {0x0b, 0x0c, 0x0e} 

value is determined by the 

number of PECI Write Data 

bytes transmitted in 

Byte[13:10] on the SMBus.
N Value:

• 0x0b = 1 data byte
• 0x0c = 2 data bytes
• 0x0e = 4 data bytes

Byte 1

SMBus-PECI 

Handshake 

Control

0x01

Value = 0x01

• Assured Write (AW) 

Frame-Check Sequence 

(FCS) is not required. 

However, to maintain 

compatibility included is 

the AW space for the 

byte per PECI 

specification.

Byte 2

PECI Client 

Address

PECI 

Command

0x30

Byte 3

PECI Write 

Length

{0x07,

0x08,

0x0A}

Refer to later Section

Byte 4

PECI Read 

Length

0x01

Byte 5

WrPkgConfig() 

Command Code

0xA5

Byte 6

Host ID and 

Retry

0x00

Byte 7

Index

See 

 and 

 for the supported 

capabilities and their Index, 

Parameter, and Data 

Structure information.

Byte 8 

Parameter (LSB)

Byte 9

Parameter (MSB)

Byte 10

PECI Data 1 

(LSB)

Byte 11

PECI Data 2

Byte 12

PECI Data 3

Byte 13

PECI Data 4 

(MSB)

Byte 14

AW FCS Byte

0x00

Dummy to maintain 

compatibility with PECI 

specification.