W83697HF
1.7 Hardware Monitor Interface
SYMBOL
PIN
I/O
IN
FUNCTION
CASEOPEN#
101
CASE OPEN. An active low signal from an external device when
case is opened.
t
VBAT
VTIN2
102
103
Power
AIN
Battery Voltage Input
Temperature sensor 2 input. It is used for CPU temperature
measuration.
VTIN1
104
AIN
Temperature sensor 1 input. It is used for system temperature
measuration.
VREF
106
107
108
109
110
111
AOUT
AIN
Reference Voltage for temperature measuration.
0V to 4.096V FSR Analog Inputs.
0V to 4.096V FSR Analog Inputs.
0V to 4.096V FSR Analog Inputs.
0V to 4.096V FSR Analog Inputs.
VCORE
+3.3VIN
+12VIN
-12VIN
AIN
AIN
AIN
-5VIN
AIN
0V to 4.096V FSR Analog Inputs.
FANIO[2:1]
113-
114
I/O
0V to +5V amplitude fan tachometer input.
Alternate Function: Fan on-off control output.
These multifunctional pins can be programmable input or output.
12ts
FANPWM[2:
1]
115-
116
O
Fan speed control. Use the Pulse Width Modulatuion (PWM)
technic knowledge to control the Fan's RPM.
12
OVT# /
117
OD
Over temperature Shutdown Output. It indicated the VTIN1 or
VTIN2 is over temperature limit.
12
System Management Interrupt.
SMI#
BEEP
118
OD12
Beep function for hardware monitor. This pin is low after system
reset.
Publication Release Date:Feb. 2002
- 15 -
Revision 0.70
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