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PDF VT8235 Data sheet ( Hoja de datos )

Número de pieza VT8235
Descripción V-LINK CLIENT HIGHLY INTEGRATED SOUTH BRIDGE
Fabricantes VIA 
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No Preview Available ! VT8235 Hoja de datos, Descripción, Manual

VT8235
V-LINK CLIENT
HIGHLY INTEGRATED
SOUTH BRIDGE
HIGH BANDWIDTH V-LINK CLIENT CONTROLLER
INTEGRATED FAST ETHERNET
INTEGRATED DIRECT SOUND AC97 AUDIO,
ULTRADMA-133/100/66/33 MASTER MODE EIDE CONTROLLER,
SIX PORT USB CONTROLLER FOR USB 2.0 AND USB 1.1,
KEYBOARD / MOUSE CONTROLLER, RTC
LPC, SMBUS, SERIAL IRQ, PLUG AND PLAY, ACPI,
and PC2001 COMPLIANT Enhanced Power Management
Revision 1.22
October 24, 2002
VIA TECHNOLOGIES, INC.

1 page




VT8235 pdf
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VT8235 V-Link South Bridge
SMB GPIO Slave Command Codes...................................................................................................................................................... 79
General Purpose I/O Control Registers ................................................................................................................................................. 80
Power Management I/O-Space Registers .............................................................................................................................................. 81
System Management Bus I/O-Space Registers ..................................................................................................................................... 90
Device 17 Function 1 Registers - Enhanced IDE Controller ............................................................................................. 93
PCI Configuration Space Header .......................................................................................................................................................... 93
IDE-Controller-Specific Configuration Registers ................................................................................................................................. 95
IDE Power Management Registers........................................................................................................................................................ 99
IDE Back Door Registers ...................................................................................................................................................................... 99
IDE Revision ID.................................................................................................................................................................................... 99
IDE I/O Registers .................................................................................................................................................................................. 99
Device 17 Function 5 Registers - AC97 Audio Controller ............................................................................................... 100
PCI Configuration Space Header ........................................................................................................................................................ 100
Audio-Specific PCI Configuration Registers ...................................................................................................................................... 101
I/O Base 0 Regs – Audio Scatter / Gather DMA................................................................................................................................. 103
Device 17 Function 6 Registers - AC97 Modem Controller ............................................................................................ 112
PCI Configuration Space Header ........................................................................................................................................................ 112
Modem-Specific PCI Configuration Registers .................................................................................................................................... 113
I/O Base 0 Regs Modem Scatter / Gather DMA .............................................................................................................................. 115
Device 18 Function 0 Registers - LAN .............................................................................................................................. 118
PCI Configuration Space Header ........................................................................................................................................................ 118
LAN-Specific PCI Configuration Registers ........................................................................................................................................ 118
LAN I/O Registers .............................................................................................................................................................................. 120
FUNCTIONAL DESCRIPTIONS ................................................................................................................................................ 132
POWER MANAGEMENT.............................................................................................................................................................. 132
Power Management Subsystem Overview .......................................................................................................................................... 132
Processor Bus States............................................................................................................................................................................ 132
System Suspend States and Power Plane Control ............................................................................................................................... 133
General Purpose I/O Ports................................................................................................................................................................... 133
Power Management Events ................................................................................................................................................................. 134
System and Processor Resume Events ................................................................................................................................................ 134
Legacy Power Management Timers .................................................................................................................................................... 135
System Primary and Secondary Events ............................................................................................................................................... 135
Peripheral Events ................................................................................................................................................................................ 135
ELECTRICAL SPECIFICATIONS............................................................................................................................................. 136
ABSOLUTE MAXIMUM RATINGS................................................................................................................................................ 136
DC CHARACTERISTICS.............................................................................................................................................................. 136
REGISTER BITS POWERED BY VBAT........................................................................................................................................ 137
REGISTER BITS POWERED BY VSUS25..................................................................................................................................... 137
POWER REQUIREMENTS............................................................................................................................................................ 138
PACKAGE MECHANICAL SPECIFICATIONS ...................................................................................................................... 139
Revision 1.22 October 24, 2002
-iii-
Table Of Contents

5 Page





VT8235 arduino
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VT8235 V-Link South Bridge
CPU / Cache
CA
CD
Sideband Signals:
Init / A20M#
INTR / NMI
SMI / StopClk
FERR / IGNNE
Sleep
LPC
Boot ROM
Onboard
LPC I/O
RTC
Crystal
North Bridge MA/Command System Memory
MD
Vlink
Interface
SMB
DIMM Module ID
USB 2.0 Ports 0-5
Keyboard / Mouse
Expansion
Cards
VT8235
487 BGA
PCI
IDE Primary and Secondary
AC97 Link
APIC
GPIO, Power Control, Reset
MII Fast Ethernet Interface
Figure 1. PC System Configuration Using the VT8235
Revision 1.22 October 24, 2002
-5-
Overview

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