W83627HF/ F/ HG/ G
Table of Content-
1.
2.
3.
4.
5.
6.
GENERAL DESCRIPTION ......................................................................................................... 1
FEATURES................................................................................................................................. 3
BLOCK DIAGRAM FOR W83627F............................................................................................. 6
BLOCK DIAGRAM FOR W83627HF .......................................................................................... 7
PIN CONFIGURATION............................................................................................................... 8
PIN DESCRIPTION................................................................................................................... 12
6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
6.9
LPC Interface ............................................................................................................... 13
FDC Interface............................................................................................................... 14
Multi-Mode Parallel Port............................................................................................... 15
Serial Port Interface ..................................................................................................... 21
KBC Interface............................................................................................................... 22
ACPI Interface.............................................................................................................. 22
Hardware Monitor Interface ......................................................................................... 23
Game Port & MIDI Port ................................................................................................ 24
General Purpose I/O Port ............................................................................................ 25
6.9.1 General Purpose I/O Port 1 （Power source is Vcc）....................................................25
6.9.2 General Purpose I/O Port 2 （Power source is Vcc）....................................................25
6.9.3 General Purpose I/O Port 3 （Power souce is VSB）....................................................26
6.10
POWER PINS .............................................................................................................. 26
7.
HARDWARE MONITOR........................................................................................................... 27
7.1
7.2
General Description ..................................................................................................... 27
Access Interface........................................................................................................... 27
7.2.1 LPC interface..................................................................................................................27
7.2.2 I2C interface....................................................................................................................29
7.3
Analog Inputs ............................................................................................................... 32
7.3.1 Monitor over 4.096V voltage： .......................................................................................32
7.3.2 Monitor negative voltage：.............................................................................................33
7.3.3 Temperature Measurement Machine..............................................................................34
7.4
7.5
FAN Speed Count and FAN Speed Control ................................................................ 35
7.4.1 Fan speed count.............................................................................................................35
7.4.2 Fan speed control...........................................................................................................37
SMI# interrupt mode..................................................................................................... 38
7.5.1 Voltage SMI# mode： ....................................................................................................38
7.5.2 Fan SMI# mode： ..........................................................................................................38
7.5.3 Temperature 1 SMI# modes...........................................................................................39
7.5.4 Temperature 2, 3 SMI# modes： ...................................................................................40
7.6
OVT# interrupt mode ................................................................................................... 41
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