NH82801GHM S L8YR Intel, NH82801GHM S L8YR Datasheet - Page 9
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NH82801GHM S L8YR
Manufacturer Part Number
NH82801GHM S L8YR
Description
Manufacturer
Intel
Datasheet
1.NH82801GHM_S_L8YR.pdf
(848 pages)
Specifications of NH82801GHM S L8YR
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Intel
®
5.21
5.22
5.23
5.24
5.25
5.26
ICH7 Family Datasheet
5.20.9 USB 2.0 Legacy Keyboard Operation ....................................................... 214
5.20.10USB 2.0 Based Debug Port .................................................................... 214
SMBus Controller (D31:F3) ............................................................................... 219
5.21.1 Host Controller..................................................................................... 220
5.21.2 Bus Arbitration..................................................................................... 224
5.21.3 Bus Timing .......................................................................................... 224
5.21.4 Interrupts / SMI#................................................................................. 225
5.21.5 SMBALERT# ........................................................................................ 226
5.21.6 SMBus CRC Generation and Checking...................................................... 226
5.21.7 SMBus Slave Interface .......................................................................... 226
AC ’97 Controller (Audio D30:F2, Modem D30:F3) (Desktop and Mobile Only) ......... 232
5.22.1 PCI Power Management ........................................................................ 234
5.22.2 AC-Link Overview ................................................................................. 234
5.22.3 AC-Link Low Power Mode....................................................................... 237
5.22.4 AC ’97 Cold Reset................................................................................. 239
5.22.5 AC ’97 Warm Reset............................................................................... 239
5.22.6 Hardware Assist to Determine ACZ_SDIN Used Per Codec .......................... 239
Intel
5.23.1 Intel
Intel
5.24.1 Intel
5.24.2 Intel
Serial Peripheral Interface (SPI) (Desktop and Mobile Only) .................................. 245
5.25.1 SPI Arbitration between Intel
5.25.2 Flash Device Configurations ................................................................... 245
5.25.3 SPI Device Compatibility Requirements ................................................... 246
5.25.4 Intel
5.25.5 Flash Protection ................................................................................... 248
Intel
5.26.1 Visual Off ............................................................................................ 249
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High Definition Audio Overview ................................................................ 240
Active Management Technology (Intel
Quick Resume Technology (Digital Home Only) .......................................... 249
5.20.10.1 Theory of Operation ............................................................... 215
5.21.1.1 Command Protocols ................................................................ 220
5.21.3.1 Clock Stretching ..................................................................... 224
5.21.3.2 Bus Time Out (Intel
5.21.7.1 Format of Slave Write Cycle ..................................................... 227
5.21.7.2 Format of Read Command........................................................ 229
5.21.7.3 Format of Host Notify Command ............................................... 231
5.22.2.1 Register Access ...................................................................... 236
5.22.3.1 External Wake Event ............................................................... 238
5.23.1.1 Dock Sequence....................................................................... 240
5.23.1.2 Exiting D3/CRST# when Docked ............................................... 241
5.23.1.3 Cold Boot/Resume from S3 When Docked .................................. 242
5.23.1.4 Undock Sequence ................................................................... 242
5.23.1.5 Interaction Between Dock/Undock and Power Management
5.23.1.6 Relationship between AZ_DOCK_RST# and AZ_RST# .................. 243
5.25.3.1 Intel
5.25.3.2 Intel
5.25.4.1 Required Command Set for Inter Operability............................... 247
5.25.4.2 Recommended Standard Commands.......................................... 247
5.25.4.3 Multiple Page Write Usage Model ............................................... 248
5.25.5.1 BIOS Range Write Protection .................................................... 248
5.25.5.2 SMI# Based Global Write Protection .......................................... 249
5.25.5.3 Shared Flash Address Range Protection...................................... 249
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High Definition Audio Docking (Mobile Only) ................................... 240
AMT Features ............................................................................. 244
AMT Requirements ...................................................................... 244
ICH7 Compatible Command Set .................................................... 247
States ................................................................................... 243
(Non-Shared Flash Configuration) ............................................. 246
Configuration Requirements (Shared Flash Configuration) ............ 246
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ICH7 SPI Based BIOS Only Configuration Requirements
ICH7 with Intel
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ICH7 and Intel PRO 82573E ....................... 245
ICH7 as SMBus Master)............................. 224
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PRO 82573E with Intel AMT Firmware
®
AMT) (Desktop and Mobile Only)....... 244
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