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F81866AD-I: Description6 UARTs Super IO With 128 Bytes FIFO and Power; File Size2MB，210 Pages; ManufacturerFINTEK; Websitehttp://www.fintek.com.tw/eng/

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6 UARTs Super IO With 128 Bytes FIFO and Power

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F81866A

6 UARTs Super IO With 128 Bytes FIFO and Power

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Release Date: Jan, 2012

Version: V0.12P

Jan, 2012

V0.12P

F81866A

Table of Content

General Description ...................................................................................................... 11

Features ....................................................................................................................... 11

Block Diagram .............................................................................................................. 15

Pin Configuration .......................................................................................................... 16

Pin Description ............................................................................................................. 17

5.1

Power Pin ................................................................................................................ 17

5.2

Clock ....................................................................................................................... 18

5.3

LPC Interface .......................................................................................................... 18

5.4

FDC, & GPIO .......................................................................................................... 18

5.5

Parallel Port (LPT Port), & GPIO............................................................................. 20

5.6

5.7

5.8

5.9

Hardware Monitor, I2C, & GPIO .............................................................................. 21

KBC & I2C Function ................................................................................................ 22

ACPI, ERP, SIR & GPIO ......................................................................................... 23

UART, GPIO ............................................................................................................ 25

Function Description ..................................................................................................... 28

6.1

Power on Strapping Option ..................................................................................... 28

6.2

FDC ......................................................................................................................... 28

6.3

Parallel Port ............................................................................................................ 29

6.4

Hardware Monitor.................................................................................................... 32

6.4.1

General Description.................................................................................................... 32

6.4.1.1

Voltage .................................................................................................................... 32

6.4.1.2

Temperature Sensor................................................................................................ 33

(1) Monitor Temperature from “thermistor” ............................................................................... 34

(2) Monitor Temperature from “thermal diode” ......................................................................... 34

Over Temperature Signal (OVT#) .............................................................................................. 34

Temperature PME#.................................................................................................................... 34

6.4.1.3

Fan .......................................................................................................................... 35

Fan speed count ........................................................................................................................ 35

Fan speed control ...................................................................................................................... 35

(1) DAC Fan Control ................................................................................................................ 36

(2) PWM duty Fan Control ....................................................................................................... 36

Fan speed control mechanism .................................................................................................. 37

(1) Manual mode...................................................................................................................... 38

(2) Auto mode .......................................................................................................................... 38

Jan, 2012

V0.12P

F81866A

Stage auto mode ....................................................................................................................... 39

A. Stage auto mode (PWM Duty)............................................................................................. 39

B. Stage auto mode (RPM%)................................................................................................... 39

Linear auto mode....................................................................................................................... 40

A. Linear auto mode (PWM Duty I) .......................................................................................... 40

B. Linear auto mode (RPM%) .................................................................................................. 41

PWMOUT Duty-cycle operating process ................................................................................... 42

Fan Speed Control with Multi-temperature ................................................................................ 43

FAN_FAULT# ............................................................................................................................. 45

6.4.2

6.4.2.1

Hardware Monitor Device Registers ........................................................................... 45

Configuration Setting .............................................................................................. 45

FAN, Voltage Start up Register

⎯

Index 01h ............................................................................ 45

Case Open, Alert, OVT Mode Register

⎯

Index 02h ................................................................ 46

Case Open Status Register

⎯

Index 03h .................................................................................. 46

6.4.2.2

PECI/TSI/I2C Setting .............................................................................................. 46

⎯

Index 09h ............................................................................ 46

TSI Or IBEX Control Register

⎯

Index 08h .............................................................................. 46

I2C Address Control Register

PECI, TSI, IBEX, Beta Register

⎯

Index 0Ah ........................................................................... 47

CUP Socket Select Register

⎯

Index 0Bh ................................................................................ 47

TCC Register

⎯

Index 0Ch ....................................................................................................... 47

TSI Offset Register

⎯

Index 0Dh .............................................................................................. 48

Configuration Register

⎯

Index 0Fh ......................................................................................... 48

TSI, I2C Temperature 0 – Index E0h ......................................................................................... 48

TSI, I2C Temperature 1 – Index E1h ......................................................................................... 48

TSI, I2C Temperature 2 Low Byte – Index E2h ......................................................................... 49

TSI, I2C Temperature 2 High Byte – Index E3h ........................................................................ 49

TSI, I2C Temperature 3 – Index E4h ......................................................................................... 49

TSI, I2C Temperature 4 – Index E5h ......................................................................................... 49

TSI, I2C Temperature 5 – Index E6h ......................................................................................... 50

TSI, I2C Temperature 6 – Index E7h ......................................................................................... 50

TSI, I2C Temperature 7 – Index E8h ......................................................................................... 50

I2C Data Buffer 9 – Index E9h ................................................................................................... 50

Block Write Count Register – Index ECh ................................................................................... 51

I2C Command Byte/TSI Command Byte – Index EDh .............................................................. 51

I2C Status – Index EEh ............................................................................................................. 51

I2C Protocol Select – Index EFh ............................................................................................... 52

6.4.2.3

PECI 3.0 & Temperature Setting ............................................................................. 52

Jan, 2012

V0.12P

F81866A

PECI 3.0 Command and Register ............................................................................................. 52

PECI Configuration Register

⎯

Index 40h ................................................................................ 52

PECI Master Control Register

⎯

Index 41h .............................................................................. 52

PECI Master Status Register

⎯

Index 42h ............................................................................... 53

PECI Master DATA0 Register

⎯

Index 43h .............................................................................. 53

PECI Master DATA1 Register

⎯

Index 44h .............................................................................. 53

PECI Master DATA2 Register

⎯

Index 45h .............................................................................. 53

PECI Master DATA3 Register

⎯

Index 46h .............................................................................. 54

PECI Master DATA4 Register

⎯

Index 47h .............................................................................. 54

PECI Master DATA5 Register

⎯

Index 48h .............................................................................. 54

PECI Master DATA6 Register

⎯

Index 49h .............................................................................. 54

PECI Master DATA7 Register

⎯

Index 4Ah .............................................................................. 54

PECI Master DATA8 Register

⎯

Index 4Bh .............................................................................. 54

PECI Master DATA9 Register

⎯

Index 4Ch .............................................................................. 54

PECI Master DATA10 Register

⎯

Index 4Dh ............................................................................ 55

PECI Master DATA11 Register

⎯

Index 4Eh ............................................................................ 55

PECI Master DATA12 Register

⎯

Index 4Fh ............................................................................ 55

HWM Manual Control Register1

⎯

Index 50h .......................................................................... 55

HWM Manual Control Status Register 1⎯ Index 51h ............................................................... 55

HWM Manual Control Status Register 2⎯ Index 52h ............................................................... 56

HWM RAW Data Register 1⎯ Index 55h .................................................................................. 56

HWM RAW Data Register 2⎯ Index 56h .................................................................................. 56

Temperature Register ................................................................................................................ 56

Temperature PME# Enable Register

⎯

Index 60h .................................................................... 56

Temperature Interrupt Status Register

⎯

Index 61h ................................................................. 57

Temperature Real Time Status Register

⎯

Index 62h .............................................................. 57

Temperature BEEP Enable Register

⎯

Index 63h .................................................................... 58

T1 OVT and High Limit Temperature Select Register

⎯

Index 64h .......................................... 58

OVT and Alert Output Enable Register 1

⎯

Index 66h ............................................................. 59

Temperature Sensor Type Register

⎯

Index 6Bh ..................................................................... 59

TEMP1 Limit Hystersis Select Register

⎯

Index 6Ch ............................................................... 59

TEMP2 and TEMP3 Limit Hystersis Select Register

⎯

Index 6Dh ........................................... 59

DIODE OPEN Status Register

⎯

Index 6Fh ............................................................................. 60

Temperature

⎯

Index 70h- 8Dh ................................................................................................ 60

T1 Slope Adjust Register

⎯

Index 7Fh ..................................................................................... 61

Temperature Filter Select Register

⎯Index

8Eh ....................................................................... 61

6.4.2.4

Voltage Setting ........................................................................................................ 62

Jan, 2012

V0.12P

F81866AD-I Related Products

	F81866AD-I	F81866A	F81866AD
Description	6 UARTs Super IO With 128 Bytes FIFO and Power	6 UARTs Super IO With 128 Bytes FIFO and Power	6 UARTs Super IO With 128 Bytes FIFO and Power

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Shortcut: 00 01 02 03 04 05 06 07 08 09 0A 0C 0F 0J 0L 0M 0R 0S 0T 0Z 10 11 12 13 14 15 16 17 18 19 1A 1B 1C 1D 1E 1F 1H 1K 1M 1N 1P 1S 1T 1V 1X 1Z 20 21 22 23 24 25 26 27 28 29 2A 2B 2C 2D 2E 2F 2G 2K 2M 2N 2P 2Q 2R 2S 2T 2W 2Z 30 31 32 33 34 35 36 37 38 39 3A 3B 3C 3D 3E 3F 3G 3H 3J 3K 3L 3M 3N 3P 3R 3S 3T 3V 40 41 42 43 44 45 46 47 48 49 4A 4B 4C 4D 4M 4N 4P 4S 4T 50 51 52 53 54 55 56 57 58 59 5A 5B 5C 5E 5G 5H 5K 5M 5N 5P 5S 5T 5V 60 61 62 63 64 65 66 67 68 69 6A 6C 6E 6F 6M 6N 6P 6R 6S 6T 70 71 72 73 74 75 76 77 78 79 7A 7B 7C 7M 7N 7P 7Q 7V 7W 7X 80 81 82 83 84 85 86 87 88 89 8A 8D 8E 8L 8N 8P 8S 8T 8W 8Y 8Z 90 91 92 93 94 95 96 97 98 99 9A 9B 9C 9D 9F 9G 9H 9L 9S 9T 9W

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