參數(shù)資料
型號： 845GE
廠商： Intel Corp.
英文描述： 82845GE Graphics and Memory Controller Hub (GMCH) and 82845PE Memory Controller Hub (MCH)
中文描述： 82845GE圖形和內(nèi)存控制器中樞（GMCH）和82845PE內(nèi)存控制器中樞（MCH）
文件頁數(shù)： 3/176頁
文件大小： 2661K
代理商： 845GE
Intel
82845GE/82845PE
Datasheet
3
Contents
1
Introduction
...........................................................................................................13
1.1
Terminology...................................................................................................13
1.2
Related Documents .......................................................................................14
1.3
Intel
845GE / 845PE Chipset System Overview..........................................15
1.4
Intel
82845GE GMCH / 82845PE MCH Overview.......................................17
1.4.1
Host Interface....................................................................................17
1.4.2
System Memory Interface.................................................................17
1.4.3
Hub Interface ....................................................................................17
1.4.4
Multiplexed AGP and Intel
DVO Port Interface...............................18
1.4.5
Graphics Overview (Intel
82845GE only)........................................18
1.4.6
Display Interfaces (Intel
82845GE only) .........................................19
Signal Description
..............................................................................................21
2.1
Host Interface Signals....................................................................................23
2.2
DDR SDRAM Interface ..................................................................................25
2.3
Hub Interface .................................................................................................26
2.4
AGP Interface Signals....................................................................................26
2.4.1
AGP Addressing Signals...................................................................26
2.4.2
AGP Flow Control Signals ................................................................27
2.4.3
AGP Status Signals ..........................................................................27
2.4.4
AGP Strobes.....................................................................................28
2.4.5
PCI Signals–AGP Semantics............................................................29
2.4.6
PCI Pins during PCI Transactions on AGP Interface........................30
2.5
Multiplexed DVO Device Signal Interfaces (Intel
82845GE only)................30
2.5.1
Intel
DVO Signal Name to AGP Signal Name Pin
Mapping (Intel
82845GE only)........................................................32
2.6
Analog Display (Intel
82845GE only)...........................................................33
2.7
Clocks, Reset, and Miscellaneous Signals....................................................34
2.8
RCOMP, VREF, VSWING Signals.................................................................34
2.9
Power and Ground Signals............................................................................35
2.10
Functional Straps...........................................................................................36
2.11
Intel
(G)MCH Sequencing Requirements ....................................................36
2.12
Reset States ..................................................................................................37
2.12.1 Full and Warm Reset States.............................................................37
Register Description
..........................................................................................39
3.1
Register Terminology.....................................................................................39
3.2
Platform Configuration...................................................................................40
3.3
Routing Configuration Accesses....................................................................41
3.3.1
Standard PCI Bus Configuration Mechanism ...................................42
3.3.2
PCI Bus #0 Configuration Mechanism..............................................42
3.3.3
Primary PCI and Downstream Configuration Mechanism.................42
3.3.4
AGP/PCI_B Bus Configuration Mechanism......................................42
3.4
I/O Mapped Registers....................................................................................44
3.4.1
CONFIG_ADDRESS—Configuration Address Register...................44
3.4.2
CONFIG_DATA—Configuration Data Register ................................45
3.5
Intel
(G)MCH Internal Device Registers ......................................................46
3.5.1
DRAM Controller/Host-Hub Interface Device Registers (Device 0)..46
2
3
相關(guān)PDF資料
PDF描述
845PE 82845GE Graphics and Memory Controller Hub (GMCH) and 82845PE Memory Controller Hub (MCH)
845G Intel 82845G/82845GL/82845GV Graphics and Memory Controller Hub (GMCH)
845GL Intel 82845G/82845GL/82845GV Graphics and Memory Controller Hub (GMCH)
845GV Intel 82845G/82845GL/82845GV Graphics and Memory Controller Hub (GMCH)
8460 LAN 10/100 Base-TX Dual Port Transformer Modules
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
845GE MAX-L 制造商:Micro-Star International 功能描述:845GE P4/CELERON 533FSB ATX - Bulk
845GEM-L 制造商:Micro-Star International 功能描述:845GEM-L P4 MATX HYPER-T - Bulk
845GL 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:Intel 82845G/82845GL/82845GV Graphics and Memory Controller Hub (GMCH)
845GLMS-L 制造商:Micro-Star International 功能描述:845GL UATX P4/CEL 400FSB - Bulk
845GR 制造商:SPC 功能描述:New
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