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參數(shù)資料
| 型號(hào)： | 845PE |
| 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(yè)數(shù)： | 6/176頁(yè) |
| 文件大小： | 2661K |
| 代理商： | 845PE |
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6
Intel
82845GE/82845PE
Datasheet
4
System Address
................................................................................................101
4.1
System Memory Address Ranges ...............................................................101
4.1.1
Compatibility Area...........................................................................103
4.1.2
Extended Memory Area..................................................................105
4.1.2.1
15 MB–16 MB Window....................................................105
4.1.2.2
Pre-Allocated Memory.....................................................105
4.1.3
AGP Memory Address Ranges.......................................................108
Functional Description
...................................................................................109
5.1
Processor System Bus ................................................................................109
5.1.1
PSB Dynamic Bus Inversion...........................................................109
5.1.2
System Bus Interrupt Delivery ........................................................110
5.1.3
Upstream Interrupt Messages.........................................................110
5.2
System Memory Controller ..........................................................................111
5.2.1
DDR SDRAM Interface Overview...................................................111
5.2.2
Memory Organization and Configuration........................................111
5.2.2.1
Configuration Mechanism for DIMMs..............................112
5.2.3
Memory Address Translation and Decoding...................................113
5.2.4
DRAM Performance Description.....................................................113
5.3
AGP Interface ..............................................................................................114
5.3.1
Overview.........................................................................................114
5.3.1.1
Lock Behavior..................................................................114
5.3.1.2
AGP Target Operations...................................................115
5.3.1.3
AGP Transaction Ordering..............................................116
5.3.1.4
AGP Electrical Characteristics ........................................116
5.3.1.5
Support for PCI-66 Devices.............................................116
5.3.1.6
4X AGP Protocol.............................................................117
5.3.1.7
Fast Writes ......................................................................117
5.3.1.8
AGP 1.5 V Connector......................................................117
5.3.2
PCI Semantic Transactions on AGP...............................................118
5.3.2.1
Intel
(G)MCH Initiator and Target PCI Operations ........118
5.3.2.2
Intel
(G)MCH Retry/Disconnect Conditions...................120
5.4
Integrated Graphics Device (IGD) (Intel
82845GE only) ...........................122
5.4.1
3D Engine.......................................................................................123
5.4.1.1
Setup Engine...................................................................123
5.4.1.2
Scan Converter ...............................................................124
5.4.1.3
2D Functionality...............................................................124
5.4.1.4
Texture Engine................................................................124
5.4.1.5
Raster Engine..................................................................127
5.4.1.6
2D Engine........................................................................129
5.4.1.7
Intel
GMCH VGA Registers...........................................130
5.4.1.8
Logical 128-Bit Fixed BLT and 256-Bit Fill Engine..........130
5.4.2
Video Engine ..................................................................................131
5.4.2.1
Hardware Motion Compensation.....................................131
5.4.2.2
Planes .............................................................................131
5.4.2.3
Cursor Plane ...................................................................131
5.4.2.4
Overlay Plane..................................................................132
5.4.3
Pipes...............................................................................................133
5.4.3.1
Clock Generator Units (DPLL).........................................133
5.4.4
Ports ...............................................................................................133
5.5
Display Interfaces (Intel
82845GE only)....................................................134
5.5.1
Analog Display Port Characteristics................................................135
5.5.2
Digital Display Interface..................................................................136
5
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 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 |
| 8461 | 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 |
|---|---|
| 845PE MAX | 制造商:Micro-Star International 功能描述:845E S478 ATX 533FSB DDR - Bulk |
| 845PE MAX2-FIR | 制造商:Micro-Star International 功能描述:845PE S478 ATX LAN/RAID/AUD - Bulk |
| 845PE MAX2-FISR RPL | 制造商:Micro-Star International 功能描述:845PE ATX P4/CELERON 533FSB - Bulk |
| 845PE MAX2-FISR-DF | 制造商:Micro-Star International 功能描述:845PE ATX P4/CELERON 533FSB - Bulk |
| 845-R2 | 功能描述:SCOTCH BOOK TAPE 845-R 2 IN X 54 制造商:3m 系列:* 零件狀態(tài):在售 標(biāo)準(zhǔn)包裝:6 |
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