F81867 Datasheet, PDF (115/315 Pages) Feature Integration Technology Inc. – 6 UARTs μSuper IO With 128 Bytes FIFO and Power Saving Functions

VDDIO
300 300
AMD
SIC
CPU
SID
F81867
SCL
SIO
SDA
Fig 6-26 AMD TSI
In Intel PECI interface, the F81867 can connect to the CPU directly. The F81867 can read the
temperature data from CPU, then the fan control machine of F81867 can implement the Fan to
cool down the CPU temperature. The application circuit is as below.
Intel
CPU
PECI
avoid pre-BIOS floating
100
SIO
PECI
Fig 6-27 Intel PECI
Please see below for the Intel PECI 3.0 Spec. commands. The F81867 integrated most of
those commands for the future advantage application. More detail, please refer to the register
descriptions.
F81867
Support
V
V
V
V
-
-
-
-
-
V
V
PECI 3.0 Command
Name
Ping( )
GetTemp( )
GetDIB( )
RdIAMSR( )
WrIAMSR( )
RdPCIConfigLocal( )
WrPCIConfigLocal( )
RdPCIConfig( )
WrPCIConfig( )
RdPkgConfig( )
WrPkgConfig( )
PECI 1.0 Command
Name
Ping( )
GetTemp( )
Status
Fig 6-28
Not Available in Mobile/DT
Not Available in Mobile/DT
Not Available in Mobile/DT
Not Available in Mobile/DT
115
Dec, 2011
V0.12P