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W83627DHG Datasheet, PDF (53/268 Pages) Winbond – WINBOND LPC I/O
W83627DHG
7.6.3 SMART FANTM Control
The W83627DHG supports two SMART FANTM I features—Thermal CruiseTM mode and Fan Speed
CruiseTM mode—and SMART FANTM III. Each of these is discussed in the following sections. When
enabling SMART FANTM I features, fan output starts from the previous setting in Bank0 Index 01h, Index
03h, Index 11h and Index 61h
There are four pairs of temperature sensors and fan outputs in SMART FANTM I, it is illustrated in the
figure below.
SYSTIN
CPUTIN
PECI_Agent1
PECI_Agent2
PECI_Agent3
PECI_Agent4
AUXTIN
PECI_Agent1
PECI_Agent2
PECI_Agent3
PECI_Agent4
Pin 116
SYSFANOUT
Pin 115
CPUFANOUT0
Pin 7
AUXFANOUT
Pin 120
CPUFANOUT1
SYSTIN
CPUTIN
AUXTIN
PECI_Agent1
PECI_Agent2
PECI_Agent3
PECI_Agent4
7.6.3.1. Thermal CruiseTM Mode
Four pairs of temperature sensors and fan outputs in Thermal CruiseTM mode:
• SYSTIN and SYSFANOUT
• CPUFANOUT0 and the temperature sensor selected by Bank0 Index 49h, bits 2 ~ 0
• AUXFANOUT and the temperature sensor selected by Bank0 Index 49h, bits 6 ~ 4
• CPUFANOUT1 and the temperature sensor selected by Bank0 Index 4Ah, bits 7 ~ 5
Publication Release Date: Aug, 22, 2007
-41-
Version 1.4