IT8712F View Datasheet(PDF) - ITE Tech. INC.
Part Name
Description
Manufacturer
IT8712F Datasheet PDF : 189 Pages
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Pin Descriptions
Pin(s) No.
22
21
20
Symbol
FAN_TAC4/
JSBCY/
GP25
FAN_CTL5/
JSBB1/
GP26
FAN_CTL4/
JSBB2/
GP27
Attribute
DI/
DIOD8/
DIOD8
DOD8
DI/
DIOD8
DOD8/
DI/
DIOD8
Power
VCC
VCC
VCC
Description
Joystick B Coordinate Y / General Purpose I/O 25.
• The first function of this pin is Fan Tachometer Input
4. 0 to +5V amplitude fan tachometer input.
• The second function of this pin is Joystick B
Coordinate Y.
• The third function of this pin is the General Purpose
I/O Port 2 Bit 5.
• The function configuration of this pin is determined by
programming the software configuration registers.
Joystick B Button 1 / General Purpose I/O 26.
• The first function of this pin is Fan Control Output 5.
(PWM output signal to Fan’s FET.)
• The second function of this pin is Joystick B Button 1.
• The third function of this pin is the General Purpose
I/O Port 2 Bit 6.
• The function configuration of this pin is determined by
programming the software configuration registers.
Joystick B Button 2 / General Purpose I/O 27.
• The first function of this pin is Fan Control Output 4.
(PWM output signal to Fan’s FET.)
• The second function of this pin is Joystick B Button 2.
• The third function of this pin is the General Purpose
I/O Port 2 Bit 7.
• The function configuration of this pin is determined by
programming the software configuration registers.
Table 5-5. Pin Description of Hardware Monitor SignalsNote1
Pin(s) No.
98 – 96
95
94 – 92
91
90
89 – 87
Symbol
VIN[0:2]
ATXPG/
VIN3
VIN[4:6]
PCIRSTIN#/
VIN7
VREF
TMPIN[1:3]
Attribute
AI
DI/AI
AI
DI/AI
AO
AI
Power
VCC
VCC
VCC
VCC
VCC
VCC
Description
Voltage Analog Inputs [0:2].
0 to 4.096V FSR Analog Inputs.
Voltage Analog Input 3 / ATX Power Good.
• The first function of this pin is ATX Power Good.
PWROK1/2 will be (VCC power-level-detect AND
RESETCON# AND PSIN AND ATXPG) if bit0 of
Index 2Ch is 1, or (VCC power-level-detect AND
RESETCON# AND PSIN) if the bit is 0.
• The second function of this pin is 0 to 4.096V FSR
Analog Inputs.
• The function configuration of this pin is determined by
programming the software configuration registers.
Voltage Analog Inputs [4:6].
0 to 4.096V FSR Analog Inputs.
Voltage Analog Input 7 / PCI Reset Input #.
• The first function of this pin is PCI Reset Input #.
• The second function of this pin is 0 to 4.096V FSR
Analog Inputs.
• The function configuration of this pin is determined by
programming the software configuration registers.
Reference Voltage Output.
Regulated and referred voltage for 3 external temperature
sensors and negative voltage monitor.
External Thermal Inputs [1:3].
Connected to thermistors [1:3] or thermal temperature
sensors.
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IT8712F V0.81
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