IT8712F View Datasheet(PDF) - ITE Tech. INC.

Part Name

Description

Manufacturer

IT8712F

Environment Control – Low Pin Count Input / Output(EC - LPC I/O)

ITE Tech. INC. 

IT8712F

9.2.3 Waveform Samples of SERIRQ Sequence.......................................................................... 66

9.2.4 SERIRQ Sampling Slot......................................................................................................... 67

9.3 General Purpose I/O ......................................................................................................................... 68

9.4 Advanced Power Supply Control and Power Management Event (PME#) ....................................... 70

9.5 Environment Controller ..................................................................................................................... 71

9.5.1 Interfaces.............................................................................................................................. 71

9.5.2 Registers .............................................................................................................................. 71

9.5.2.1 Address Port (Base+05h, Default=00h):.................................................................. 71

9.5.2.2 Register Description ................................................................................................ 75

9.5.2.2.1 Configuration Register (Index=00h, Default=18h)............................ 75

9.5.2.2.2 Interrupt Status Register 1 (Index=01h, Default=00h) ..................... 76

9.5.2.2.3 Interrupt Status Register 2 (Index=02h, Default=00h) ..................... 76

9.5.2.2.4 Interrupt Status Register 3 (Index=03h, Default=00h) ..................... 76

9.5.2.2.5 SMI# Mask Register 1 (Index=04h, Default=00h) ............................ 76

9.5.2.2.6 SMI# Mask Register 2 (Index=05h, Default=00h) ............................ 76

9.5.2.2.7 SMI# Mask Register 3 (Index=06h, Default=00h) ............................ 76

9.5.2.2.8 Interrupt Mask Register 1 (Index=07h, Default=00h) ....................... 77

9.5.2.2.9 Interrupt Mask Register 2 (Index=08h, Default=00h) ....................... 77

9.5.2.2.10 Interrupt Mask Register 3 (Index=09h, Default=00h) ....................... 77

9.5.2.2.11 VID Register (Index=0Ah) ................................................................ 77

9.5.2.2.12 Fan Tachometer Divisor Register (Index=0Bh, Default=09h) .......... 77

9.5.2.2.13 Fan Tachometer 16-bit Counter Enable Register (Index=0Ch,

Default=00h) ..................................................................................................... 78

9.5.2.2.14 Fan Tachometer 1-3 Reading Registers (Index=0Dh-0Fh).............. 78

9.5.2.2.15 Fan Tachometer 1-3 Limit Registers (Index=10h-12h) .................... 78

9.5.2.2.16 Fan Controller Main Control Register (Index=13h, Default=00h) ..... 78

9.5.2.2.17 FAN_CTL Control Register (Index=14h, Default=50h) .................... 79

9.5.2.2.18 FAN_CTL1 PWM Control Register (Index=15h, Default=00h or 40h) .

..................................................................................................... 79

9.5.2.2.19 FAN_CTL2 PWM Control Register (Index=16h, Default=00h or 40h) .

..................................................................................................... 80

9.5.2.2.20 FAN_CTL3 PWM Control Register (Index=17h, Default=00h or 40h) .

..................................................................................................... 80

9.5.2.2.21 Fan Tachometer 1-3 Extended Reading Registers (Index=18h-1Ah)..

..................................................................................................... 80

9.5.2.2.22 Fan Tachometer 1-3 Extended Limit Registers (Index=1Bh-1Dh) ... 80

9.5.2.2.23 VIN7-VIN0 Voltage Reading Registers (Index=27h-20h)................. 80

9.5.2.2.24 VBAT Voltage Reading Register (Index=28h).................................. 80

9.5.2.2.25 TMPIN3-1 Temperature Reading Registers (Index=2Bh-29h)......... 81

9.5.2.2.26 VIN7-0 Low Limit Registers (Index=3Fh, 3Dh, 3Bh, 39h, 37h, 35h,

33h, 31h)

..................................................................................................... 81

9.5.2.2.27 TMPIN3-1 High Limit Registers (Index=44h, 42h, 40h) ................... 81

9.5.2.2.28 TMPIN3-1 Low Limit Registers (Index=45h, 43h, 41h) .................... 82

9.5.2.2.29 ADC Voltage Channel Enable Register (Index=50h, Default=00h).. 82

9.5.2.2.30 ADC Temperature Channel Enable Register (Index=51h,

Default=00h) ..................................................................................................... 82

9.5.2.2.31 TMPIN3-1 Thermal Output Limit Registers (Index=54h-52h,

Default=7Fh) ..................................................................................................... 82

9.5.2.2.32 Thermal Diode Zero Degree Adjust 1 Register (Index=56h,

Default=56h) ..................................................................................................... 82

9.5.2.2.33 Thermal Diode Zero Degree Adjust 2 Register (Index=57h,

Default=56h) ..................................................................................................... 82

9.5.2.2.34 Vendor ID Register (Index=58h, Default=90h) ................................. 82

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IT8712F V0.81

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