NH82801HEM S LB9B Intel, NH82801HEM S LB9B Datasheet - Page 31

• Manufacturer Part Number: NH82801HEM S LB9B
• Manufacturer: Intel

Specifications of NH82801HEM S LB9B

• Lead Free Status / RoHS Status: Compliant

20
Intel
®
ICH8 Family Datasheet
Serial Peripheral Interface (SPI) ........................................................................... 747
20.1
20.2
Serial Peripheral Interface Memory-Mapped Configuration Registers ....................... 747
20.1.1 BFPR—BIOS Flash Primary Region Register
20.1.2 HSFS—Hardware Sequencing Flash Status Register
20.1.3 HSFC—Hardware Sequencing Flash Control Register
20.1.4 FADDR—Flash Address Register
20.1.5 FDATA0—Flash Data 0 Register
20.1.6 FDATAN—Flash Data [N] Register
20.1.7 FRAP—Flash Regions Access Permissions Register
20.1.8 FREG0—Flash Region 0 (Flash Descriptor) Register
20.1.9 FREG1—Flash Region 1 (BIOS Descriptor) Register
20.1.10FREG2—Flash Region 2 (ME) Register
20.1.11FREG3—Flash Region 3 (GbE) Register
20.1.12PR0—Protected Range 0 Register
20.1.13PR1—Protected Range 1 Register
20.1.14PR2—Protected Range 2 Register
20.1.15PR3—Protected Range 3 Register
20.1.16PR4—Protected Range 4 Register
20.1.17SSFS—Software Sequencing Flash Status Register
20.1.18SSFC—Software Sequencing Flash Control Register
20.1.19PREOP—Prefix Opcode Configuration Register
20.1.20OPTYPE—Opcode Type Configuration Register
20.1.21OPMENU—Opcode Menu Configuration Register
20.1.22FDOC—Flash Descriptor Observability Control Register
20.1.23FDOD—Flash Descriptor Observability Data Register
20.1.24VSCC—Vendor Specific Component Capabilities Register
Flash Descriptor Registers ................................................................................ 763
20.2.1 Flash Descriptor Content ....................................................................... 763
(SPI Memory Mapped Configuration Registers) ......................................... 748
(SPI Memory Mapped Configuration Registers) ......................................... 749
(SPI Memory Mapped Configuration Registers) ......................................... 750
(SPI Memory Mapped Configuration Registers) ......................................... 751
(SPI Memory Mapped Configuration Registers) ......................................... 751
(SPI Memory Mapped Configuration Registers) ......................................... 751
(SPI Memory Mapped Configuration Registers) ......................................... 752
(SPI Memory Mapped Configuration Registers) ......................................... 752
(SPI Memory Mapped Configuration Registers) ......................................... 753
(SPI Memory Mapped Configuration Registers) ......................................... 753
(SPI Memory Mapped Configuration Registers) ......................................... 754
(SPI Memory Mapped Configuration Registers) ......................................... 754
(SPI Memory Mapped Configuration Registers) ......................................... 755
(SPI Memory Mapped Configuration Registers) ......................................... 755
(SPI Memory Mapped Configuration Registers) ......................................... 756
(SPI Memory Mapped Configuration Registers) ......................................... 756
(SPI Memory Mapped Configuration Registers) ......................................... 757
(SPI Memory Mapped Configuration Registers) ......................................... 758
(SPI Memory Mapped Configuration Registers) ......................................... 759
(SPI Memory Mapped Configuration Registers) ......................................... 759
(SPI Memory Mapped Configuration Registers) ......................................... 760
(SPI Memory Mapped Configuration Registers) ......................................... 761
(SPI Memory Mapped Configuration Registers) ......................................... 761
(SPI Memory Mapped Configuration Registers) ......................................... 762
20.2.1.1 FLVALSIG—Flash Valid Signature Register
(Flash Descriptor Memory Mapped Configuration
Registers) .............................................................................. 763
31