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NCT6779DのメーカーはnovoTonです、この部品の機能は「Nuvoton LPC I/O」です。 |
部品番号 | NCT6779D |
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部品説明 | Nuvoton LPC I/O | ||
メーカ | novoTon | ||
ロゴ | |||
このページの下部にプレビューとNCT6779Dダウンロード(pdfファイル)リンクがあります。 Total 70 pages
NCT6779D
Nuvoton LPC I/O
Date: March 29th, 2012 Revision 1.0
Free Datasheet http://www.Datasheet4U.com
1 Page NCT6779D
6.7.4 SLP_S5#_LATCH Control Function..............................................................................................42
6.8 INTEL DSW FUNCTION...........................................................................................................................43
6.8.1 Enter DSW State timing diagram...................................................................................................43
6.8.2 Exit DSW State timing diagram .....................................................................................................44
6.8.3 Application Circuit ........................................................................................................................44
6.9 AMD POWER-ON SEQUENCE .................................................................................................................45
7. CONFIGURATION REGISTER ACCESS PROTOCOL.......................................................................47
7.1 CONFIGURATION SEQUENCE...................................................................................................................49
7.1.1 Enter the Extended Function Mode ...............................................................................................49
7.1.2 Configure the Configuration Registers ..........................................................................................49
7.1.3 Exit the Extended Function Mode..................................................................................................50
7.1.4 Software Programming Example ...................................................................................................50
8. HARDWARE MONITOR ..........................................................................................................................51
8.1 GENERAL DESCRIPTION..........................................................................................................................51
8.2 ACCESS INTERFACES ..............................................................................................................................51
8.3 LPC INTERFACE .....................................................................................................................................51
8.4 I2C INTERFACE........................................................................................................................................53
8.5 ANALOG INPUTS .....................................................................................................................................54
8.5.1 Voltages Over 2.048 V or Less Than 0 V .......................................................................................54
8.5.2 Voltage Data Format .....................................................................................................................55
8.5.3 Temperature Data Format.............................................................................................................56
8.6 PECI.......................................................................................................................................................58
8.7 FAN SPEED MEASUREMENT AND CONTROL............................................................................................60
8.7.1 Fan Speed Reading ........................................................................................................................60
8.7.2 Fan Speed Calculation by Fan Count Reading..............................................................................60
8.7.3 Fan Speed Calculation by Fan RPM Reading ...............................................................................60
8.7.4 Fan Speed Control .........................................................................................................................60
8.7.5 SMART FANTM Control .................................................................................................................62
8.7.6 Temperature Source & Reading for Fan Control ..........................................................................62
8.8 SMART FANTM I ...................................................................................................................................63
8.8.1 Thermal Cruise Mode ....................................................................................................................63
8.8.2 Speed Cruise Mode ........................................................................................................................65
8.9 SMART FANTM IV & CLOSE LOOP FAN CONTROL MODE ....................................................................67
8.9.1 Step Up Time / Step Down Time ....................................................................................................71
8.9.2 Fan Output Step .............................................................................................................................71
8.9.3 Revolution Pulse Selection.............................................................................................................72
8.9.4 Weight Value Control ....................................................................................................................72
8.10 ALERT AND INTERRUPT ..........................................................................................................................75
8.10.1 SMI# Interrupt Mode .....................................................................................................................75
8.10.2 Voltage SMI# Mode .......................................................................................................................75
8.10.3 Fan SMI# Mode .............................................................................................................................76
8.10.4 Temperature SMI# Mode ...............................................................................................................76
8.10.5 OVT# Interrupt Mode ....................................................................................................................80
8.10.6 Caseopen Detection .......................................................................................................................81
8.11 POWER MEASUREMENT ..........................................................................................................................82
9. HARDWARE MONITOR REGISTER SET ............................................................................................83
9.1 ADDRESS PORT (PORT X5H) ...................................................................................................................83
9.2 DATA PORT (PORT X6H) .........................................................................................................................83
9.3 SYSFANOUT PWM OUTPUT FREQUENCY CONFIGURATION REGISTER – INDEX 00H (BANK 0) ...........84
9.4 SYSFANOUT OUTPUT VALUE SELECT REGISTER – INDEX 01H (BANK 0)............................................85
9.5 CPUFANOUT PWM OUTPUT FREQUENCY CONFIGURATION REGISTER – INDEX 02H (BANK 0) ..........85
9.6 CPUFANOUT OUTPUT VALUE SELECT REGISTER – INDEX 03H (BANK 0) ...........................................86
9.7 SYSFANOUT CONFIGURATION REGISTER I – INDEX 04H (BANK 0) .....................................................86
Publication Release Date: March 29, 2012
-II- version: 1.0
Free Datasheet http://www.Datasheet4U.com
3Pages NCT6779D
9.113 CPUFANOUT START-UP VALUE REGISTER – INDEX 06H (BANK 2)................................................124
9.114 CPUFANOUT STOP TIME REGISTER – INDEX 07H (BANK 2) ..........................................................124
9.115 RESERVED REGISTER – INDEX 08H (BANK 2) ...................................................................................124
9.116 CPUFANOUT OUTPUT VALUE SELECT REGISTER – INDEX 09H (BANK 2) .....................................124
9.117 RESERVED REGISTER – INDEX 0AH~0BH (BANK 2) .........................................................................124
9.118 CPUFANIN TOLERANCE_H / TARGET SPEED_H REGISTER – INDEX 0CH (BANK 2) .......................125
9.119 RESERVED REGISTER – INDEX 0DH~1FH (BANK 2)..........................................................................125
9.120 SMART FAN IV CPUFANOUT STEP REGISTER – INDEX 20H (BANK 2) ......................................125
9.121 CPUFAN (SMART FANTM IV) TEMPERATURE 1 REGISTER(T1) – INDEX 21H (BANK 2)................125
9.122 CPUFAN (SMART FANTM IV) TEMPERATURE 2 REGISTER(T2) – INDEX 22H (BANK 2)................125
9.123 CPUFAN (SMART FANTM IV) TEMPERATURE 3 REGISTER(T3) – INDEX 23H (BANK 2)................126
9.124 CPUFAN (SMART FANTM IV) TEMPERATURE 4 REGISTER(T4) – INDEX 24H (BANK 2)................126
9.125 RESERVED REGISTER – INDEX 25H~26H (BANK 2)...........................................................................126
9.126 CPUFAN (SMART FANTM IV) PWM1 REGISTER – INDEX 27H (BANK 2)......................................126
9.127 CPUFAN (SMART FANTM IV) PWM2 REGISTER – INDEX 28H (BANK 2)......................................127
9.128 CPUFAN (SMART FANTM IV) PWM3 REGISTER – INDEX 29H (BANK 2)......................................127
9.129 CPUFAN (SMART FANTM IV) PWM4 REGISTER – INDEX 2AH (BANK 2).....................................127
9.130 RESERVED REGISTER – INDEX 2BH~30H (BANK 2) .........................................................................127
9.131 CPUFAN 3-WIRE FAN ENABLE REGISTER – INDEX 31H (BANK 2) .................................................127
9.132 RESERVED REGISTER – INDEX 32H ~ 34H(BANK 2) ..........................................................................128
9.133 CPUFAN (SMART FANTM IV) CRITICAL TEMPERATURE REGISTER – INDEX 35H (BANK 2)..........128
9.134 CPUFAN ENABLE CRITICAL DUTY – INDEX 36H (BANK 2) ............................................................128
9.135 CPUFAN CRITICAL DUTY REGISTER – INDEX 37H (BANK 2) ..........................................................128
9.136 CPUFANOUT CRITICAL TEMPERATURE TOLERANCE REGISTER – INDEX 38H (BANK 2) ................129
9.137 WEIGHT VALUE CONFIGURATION REGISTER – INDEX 39H (BANK 2) ................................................129
9.138 CPUFANOUT TEMPERATURE STEP REGISTER – INDEX 3AH (BANK 2) ..........................................130
9.139 CPUFANOUT TEMPERATURE STEP TOLERANCE REGISTER – INDEX 3BH (BANK 2).......................130
9.140 CPUFANOUT WEIGHT STEP REGISTER – INDEX 3CH (BANK 2) .....................................................130
9.141 CPUFANOUT TEMPERATURE BASE REGISTER – INDEX 3DH (BANK 2)..........................................131
9.142 CPUFANOUT TEMPERATURE FAN DUTY BASE REGISTER – INDEX 3EH (BANK 2) ........................131
9.143 CPUFAN PECIERR DUTY ENABLE REGISTER – INDEX 3FH (BANK 2)..........................................131
9.144 RESERVED REGISTER – INDEX 40H (BANK 2) ...................................................................................131
9.145 CPUFANOUT PRE-CONFIGURED REGISTER FOR PECI ERROR – INDEX 41H (BANK 2) ..................131
9.146 RESERVED REGISTER – INDEX 42H ~ FFH (BANK 1).........................................................................132
9.147 AUXFAN0 MONITOR TEMPERATURE SOURCE SELECT REGISTER/ STOPDUTY ENABLE REGISTER –
INDEX 00H (BANK 3) ........................................................................................................................................132
9.148 AUXFAN0 TARGET TEMPERATURE REGISTER / AUXFANIN0 TARGET SPEED_L REGISTER – INDEX
01H (BANK 3) ...................................................................................................................................................133
9.149 AUXFAN0 MODE REGISTER / AUXFAN0 TOLERRANCE REGISTER – INDEX 02H (BANK 3) ....133
9.150 AUXFANOUT0 STEP UP TIME REGISTER – INDEX 03H (BANK 3) ..................................................134
9.151 AUXFANOUT0 STEP DOWN TIME REGISTER – INDEX 04H (BANK 3).............................................134
9.152 AUXFANOUT0 STOP VALUE REGISTER – INDEX 05H (BANK 3) ....................................................134
9.153 AUXFANOUT0 START-UP VALUE REGISTER – INDEX 06H (BANK 3).............................................134
9.154 AUXFANOUT0 STOP TIME REGISTER – INDEX 07H (BANK 3) .......................................................135
9.155 RESERVED REGISTER – INDEX 08H (BANK 3) ...................................................................................135
9.156 AUXFANOUT0 OUTPUT VALUE SELECT REGISTER – INDEX 09H (BANK 3)...................................135
9.157 AUXFANIN0 TOLERANCE_H / TARGET SPEED_H REGISTER – INDEX 0CH (BANK 3) ....................135
9.158 RESERVED REGISTER – INDEX 0DH (BANK 3) ..................................................................................136
9.159 SMART FAN IV AUXFANOUT0 STEP REGISTER – INDEX 20H (BANK 3) ...................................136
9.160 AUXFAN0 (SMART FANTM IV) TEMPERATURE 1 REGISTER(T1) – INDEX 21H (BANK 3).............136
9.161 AUXFAN0 (SMART FANTM IV) TEMPERATURE 2 REGISTER(T2) – INDEX 22H (BANK 3).............136
9.162 AUXFAN0 (SMART FANTM IV) TEMPERATURE 3 REGISTER(T3) – INDEX 23H (BANK 3).............137
9.163 AUXFAN0 (SMART FANTM IV) TEMPERATURE 4 REGISTER(T4) – INDEX 24H (BANK 3).............137
9.164 RESERVED REGISTER – INDEX 25H~26H (BANK 3)...........................................................................137
9.165 AUXFAN0 (SMART FANTM IV) PWM 1 REGISTER – INDEX 27H (BANK 3) ..................................137
9.166 AUXFAN0 (SMART FANTM IV) PWM 2 REGISTER – INDEX 28H (BANK 3) ..................................137
Publication Release Date: March 29, 2012
-V- version: 1.0
Free Datasheet http://www.Datasheet4U.com
6 Page | |||
ページ | 合計 : 70 ページ | ||
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部品番号 | 部品説明 | メーカ |
NCT6779D | Nuvoton LPC I/O | novoTon |