VT82C686B ETC-unknow, VT82C686B Datasheet - Page 4

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VT82C686B

Manufacturer Part Number
VT82C686B
Description
Manufacturer
ETC-unknow
Datasheet
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REVISION HISTORY........................................................................................................................................................................I
TABLE OF CONTENTS.................................................................................................................................................................. II
LIST OF FIGURES..........................................................................................................................................................................IV
LIST OF TABLES ...........................................................................................................................................................................IV
OVERVIEW ....................................................................................................................................................................................... 4
PINOUTS ............................................................................................................................................................................................ 6
REGISTERS ..................................................................................................................................................................................... 27
Revision 1.71 June 9, 2000
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Legacy I/O Ports ................................................................................................................................................................... 39
Super-I/O Configuration Index / Data Registers ............................................................................................................... 45
Super-I/O Configuration Registers ..................................................................................................................................... 45
Super-I/O I/O Ports .............................................................................................................................................................. 48
SoundBlaster Pro Port Registers......................................................................................................................................... 52
Game Port Registers ............................................................................................................................................................. 53
PCI Configuration Space I/O............................................................................................................................................... 54
Function 0 Registers - PCI to ISA Bridge........................................................................................................................... 55
Function 1 Registers - Enhanced IDE Controller .............................................................................................................. 68
Function 2 Registers - USB Controller Ports 0-1 ............................................................................................................... 75
D
L
D
ISTS
IAGRAM
ESCRIPTIONS
Keyboard Controller Registers.............................................................................................................................................................. 40
DMA Controller I/O Registers .............................................................................................................................................................. 42
Interrupt Controller Registers ............................................................................................................................................................... 43
Timer / Counter Registers ..................................................................................................................................................................... 43
CMOS / RTC Registers......................................................................................................................................................................... 44
Floppy Disk Controller Registers.......................................................................................................................................................... 48
Parallel Port Registers........................................................................................................................................................................... 49
Serial Port 1 Registers........................................................................................................................................................................... 50
Serial Port 2 Registers........................................................................................................................................................................... 51
FM Registers ......................................................................................................................................................................................... 52
Mixer Registers ..................................................................................................................................................................................... 52
Sound Processor Registers .................................................................................................................................................................... 52
PCI Configuration Space Header .......................................................................................................................................................... 55
ISA Bus Control.................................................................................................................................................................................... 55
Plug and Play Control ........................................................................................................................................................................... 59
Distributed DMA / Serial IRQ Control ................................................................................................................................................. 61
Miscellaneous / General Purpose I/O.................................................................................................................................................... 62
PCI Configuration Space Header .......................................................................................................................................................... 68
IDE-Controller-Specific Confiiguration Registers ................................................................................................................................ 70
IDE I/O Registers.................................................................................................................................................................................. 74
PCI Configuration Space Header .......................................................................................................................................................... 75
USB-Specific Configuration Registers.................................................................................................................................................. 76
USB I/O Registers................................................................................................................................................................................. 77
........................................................................................................................................................................................ 7
O
D
ESCRIPTIONS
VERVIEW
................................................................................................................................................................................. 6
......................................................................................................................................................................... 9
................................................................................................................................................................. 27
............................................................................................................................................................ 39
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ABLE OF
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ONTENTS
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Table of Contents
VT82C686B

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