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NCT5577D PDF даташит

Спецификация NCT5577D изготовлена ​​​​«novoTon» и имеет функцию, называемую «LPC I/O».

Детали детали

Номер произв NCT5577D
Описание LPC I/O
Производители novoTon
логотип novoTon логотип 

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NCT5577D Даташит, Описание, Даташиты
NCT5577D
Nuvoton LPC I/O
Date: April 13th, 2011 Revision 1.1









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NCT5577D Даташит, Описание, Даташиты
NCT5577D
Table of Contents –
1. GENERAL DESCRIPTION ......................................................................................................... 1
2. FEATURES ................................................................................................................................. 2
3. BLOCK DIAGRAM ...................................................................................................................... 5
4. PIN LAYOUT............................................................................................................................... 6
5. PIN DESCRIPTION..................................................................................................................... 7
5.1 LPC Interface .................................................................................................................. 8
5.2 Serial Port Interface ........................................................................................................ 8
5.3 KBC Interface.................................................................................................................. 8
5.4 CIR Interface................................................................................................................... 9
5.5 Hardware Monitor Interface ............................................................................................ 9
5.6 Intel® PECI Interface .................................................................................................... 10
5.7 Advanced Configuration & Power Interface.................................................................. 10
5.8 Advanced Sleep State Control...................................................................................... 10
5.9 SMBus Interface ........................................................................................................... 11
5.10
Power Pins.................................................................................................................... 11
5.11
AMD Power-On Sequence ........................................................................................... 11
5.12
AMD SB-TSI Interface .................................................................................................. 12
5.13
Dual Voltage Control..................................................................................................... 12
5.14
DSW.............................................................................................................................. 12
5.15
IR .................................................................................................................................. 12
5.16
General Purpose I/O Port ............................................................................................. 13
5.16.1 GPIO-2 Interface .......................................................................................................................13
5.16.2 GPIO-3 Interface .......................................................................................................................13
5.16.3 GPIO-4 Interface .......................................................................................................................14
5.16.4 GPIO-5 Interface .......................................................................................................................14
5.16.5 GPIO-7 Interface .......................................................................................................................14
5.16.6 GPIO-8 Interface .......................................................................................................................15
5.16.7 GPIO-9 Interface .......................................................................................................................16
5.16.8 GPIO-A Interface .......................................................................................................................16
5.17
Strapping Pins............................................................................................................... 16
5.18
Internal pull-up, pull-down pins ..................................................................................... 17
6. GLUE LOGIC ............................................................................................................................ 18
6.1 ACPI Glue Logic ........................................................................................................... 18
6.2 BKFD_CUT & LATCH_BKFD_CUT.............................................................................. 20
6.3 PSON# Block Diagram ................................................................................................. 21
6.4 PWROK ........................................................................................................................ 22
6.5 Front Panel LEDs.......................................................................................................... 23
6.5.1 Automatic Mode ..........................................................................................................................23
6.5.2 Manual Mode ..............................................................................................................................24
6.5.3 S0~S5 LED Blink Block Diagram ................................................................................................25
6.5.4 LED Pole (LED_POL ) ................................................................................................................25
6.5.5 Deeper Sleeping State Detect Function ......................................................................................26
6.6 Advanced Sleep State Control (ASSC) Function ......................................................... 28
6.6.1 When ASSC is disabled ..............................................................................................................28
6.6.2 When ASSC is enabled (Enter into Deeper Sleeping State) .......................................................28
6.6.3 When ASSC is enabled (Exit Deeper Sleeping State) ................................................................29
Publication Release Date: April 13, 2011
-I- Version: 1.1









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NCT5577D Даташит, Описание, Даташиты
NCT5577D
6.7 Intel DSW Function ....................................................................................................... 30
6.7.1 Enter DSW State timing diagram ................................................................................................30
6.7.2 Exit DSW State timing diagram ...................................................................................................31
6.8 AMD Power-On Sequence ........................................................................................... 32
7. CONFIGURATION REGISTER ACCESS PROTOCOL ........................................................... 35
7.1 Configuration Sequence ............................................................................................... 37
7.1.1 Enter the Extended Function Mode.............................................................................................37
7.1.2 Configure the Configuration Registers ........................................................................................37
7.1.3 Exit the Extended Function Mode ...............................................................................................38
7.1.4 Software Programming Example.................................................................................................38
8. HARDWARE MONITOR ........................................................................................................... 39
8.1 General Description ...................................................................................................... 39
8.2 Access Interfaces.......................................................................................................... 39
8.3 LPC Interface ................................................................................................................ 39
8.4 I2C interface .................................................................................................................. 41
8.5 Analog Inputs ................................................................................................................ 42
8.5.1 Voltages Over 2.048 V or Less Than 0 V ....................................................................................43
8.5.2 Voltage Data Format ...................................................................................................................43
8.5.3 Temperature Data Format...........................................................................................................44
8.6 PECI.............................................................................................................................. 47
8.7 Fan Speed Measurement and Control ......................................................................... 49
8.7.1 Fan Speed Reading ....................................................................................................................49
8.7.2 Fan Speed Calculation by Fan Count Reading ...........................................................................49
8.7.3 Fan Speed Calculation by Fan RPM Reading.............................................................................49
8.7.4 Fan Speed Control ......................................................................................................................49
8.7.5 SMART FANTM Control ...............................................................................................................50
8.7.6 Temperature Source & Reading for Fan Control.........................................................................50
8.8 SMART FANTM I ............................................................................................................ 51
8.8.1 Thermal Cruise Mode..................................................................................................................51
8.8.2 Speed Cruise Mode ....................................................................................................................52
8.9 SMART FANTM IV & Close Loop Fan Control Mode..................................................... 54
8.9.1 Step Up Time / Step Down Time.................................................................................................57
8.9.2 Fan Output Start-up Value ..........................................................................................................57
8.9.3 Fan Output Stop Value................................................................................................................57
8.9.4 Fan Output Stop Time.................................................................................................................58
8.9.5 Fan Output Step..........................................................................................................................58
8.9.6 Revolution Pulse Selection..........................................................................................................58
8.9.7 Weight Value Control ..................................................................................................................59
8.10
Alert and Interrupt ......................................................................................................... 60
8.10.1 SMI# Interrupt Mode ..................................................................................................................61
8.10.2 Voltage SMI# Mode ...................................................................................................................61
8.10.3 Fan SMI# Mode .........................................................................................................................61
8.10.4 Temperature SMI# Mode...........................................................................................................61
8.10.5 OVT# Interrupt Mode .................................................................................................................66
8.11
Power Measurement..................................................................................................... 67
9. HARDWARE MONITOR REGISTER SET................................................................................ 69
9.1 Address Port (Port x5h) ................................................................................................ 69
9.2 Data Port (Port x6h) ...................................................................................................... 69
Publication Release Date: April 13, 2011
-II- Version: 1.1










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