= Write Cache enabled | Maxtor 6800 specs

INTERFACE COMMANDS

WORD CONTENT DESCRIPTION

83Command sets supported. If words 82, 83 and 84 = 0000h or FFFFh command set notification not supported.

15 = shall be cleared to zero

14 = shall be set to one

13-1 = reserved

0, 1 = supports Download Microcode command

84Command set extensions supported. If words 84, 85 and 86 = 0000h or FFFFh command set notification not supported.

15 = shall be cleared to zero

14 = shall be set to one

13-0 = reserved

85Command set enabled. If words 84, 85 and 86 = 0000h or FFFFh command set notification not supported.

15, 1 = Identify Device DMA command enabled 14, 1 = NOP command enabled

13, 1 = Write Buffer command enabled 12, 1 = Read Buffer command enabled 11, 1 = Write Verify command enabled

10, 1 = Host Protected Area feature set enabled 9, 1 = Device Reset command enabled

8, 1 = Service Interrupt enabled 7, 1 = Release Interrupt enabled 6, 1 = Look Ahead enabled

5, 1 = Write Cache enabled

4, 1 = Packet command feature set enabled 3, 1 = Power Mangement feature set enabled 2, 1 = Removable feature set enabled

1, 1 = Security feature set enabled 0, 1 = SMART feature set enabled

86Command sets enabled. If words 85, 86 and 87 = 0000h or FFFFh command set notification not supported.

15 = shall be cleared to zero

14 = shall be set to one

13-1 = reserved

0, 1 = supports Download Microcode command

87Command sets enabled. If words 85, 86 and 87 = 0000h or FFFFh command set notification not supported.

15 = shall be cleared to zero

14 = shall be set to one

13-0 = reserved

88Ultra DMA

15-11 Reserved

10 1 = Ultra DMA Mode 2 is selected

9 1 = Ultra DMA Mode 1 is selected

8 1 = Ultra DMA Mode 0 is selected

7-3 Reserved

2 1 = Ultra DMA Modes 2 and below are supported

11 = Ultra DMA Modes 1 and below are supported 0 = Ultra DMA Mode1 is not supported

01 = Ultra DMA Modes 0 is supported

0 = Ultra DMA Mode 0 is not supported

127Reserved

128Security Status 15-9 Reserved

8 Security Level 0 = High, 1 = Maximum

7-5 Reserved

4 1 = Security count expired

3 1 = Security frozen

2 1 = Security locked

1 1 = Security enabled

0 1 = Security supported

129-130 Reserved

131Spin at power-up, but 0 is asserted when no spin at power-up is enabled. 132-159 Maxtor-specific (not used)

160-255 Reserved

7 – 11

Image 58

Maxtor 6800 manual = Write Cache enabled

Contents

HA RD Drive Produc T MA Nual DiamondMax Before You Begin U T I O N Contents Product Specifications Handling and Installation AT Interface Description Host Software Interface Service and Support Interface CommandsGlossary Figures Manual Organization IntroductionMaxtor Corporation Abbreviations Key Words Signal ConventionsConventions Numbering DiamondMax 6800 Key Features Product Description Product Features Functional / Interface Defect Management Zone DMZ On-the-Fly Hardware Error Correction Code ECCLogical Block Addressing Software ECC Correction Buffer Segmentation Read-Ahead ModeCache Management Automatic Write Reallocation AWR Major HDA Components Cylinder Limitation Subsystem ConfigurationJumper Location/Configuration Dual Drive Support Performance Specifications Product SpecificationsDrive Configuration Models and Capacities Physical Dimensions Parameter Standard Metric EPA Energy Star Compliance Power RequirementsPower Mode Definitions Environmental Limits Reliability Specifications Shock and Vibration Radiated Electromagnetic Field Emissions EMC Compliance Safety Regulatory ComplianceCanadian Emissions Statement Pre-formatted Drive Handling and InstallationHard Drive Handling Precautions Important Notice Unpacking and Inspection Multi-pack Shipping Container Recommended Mounting Configuration Physical InstallationRepacking System Requirements Handling PrecautionsTools for Installation Drive Identification Information General Requirements Hard Drive Identification Installing in a Device Bay Systems Using Cable SelectInstalling 5.25-inch Mounting Brackets and Rails Mounting Drive in System Attaching Interface and Power Cables Attaching System Cables Setting the Bios Cmos System SetupBios Cmos Parameters Hard Drive Preparation System Hangs During Boot AT Interface Description Interface ConnectorPin Description Summary PIN Name Signal Name Signal Description Pin Description Table Timing Parameters Mode PIO Timing DMA Timing Mode MIN MAX Ultra DMA Timing Sustained Ultra DMA Data In Burst Device Terminating an Ultra DMA Data In Burst Initiating an Ultra DMA Data Out Burst Device Pausing an Ultra DMA Data Out Burst Device Terminating an Ultra DMA Data Out Burst Host Software Interface Error RegisterFeatures Register Task File Registers Cylinder Number Registers Sector Count RegisterSector Number Register Device/Head Register Command Register Command Name Command Code Parameters Used SDH Summary Device Control Register Control Diagnostic RegistersAlternate Status Register Digital Input Register Reset Handling Reset and Interrupt HandlingInterrupt Handling Interface Commands Set Feature Commands Read Sectors Read CommandsRead Verify Sectors Read DMA Read Multiple Write Sectors Write CommandsSet Multiple Mode Write Verify Sectors Write Multiple Write DMA Set Feature Commands Set Features Mode Power Mode Commands Sleep Mode Initialization Commands Identify Drive 15-8 = PIO data transfer mode = Write Cache enabled Initialize Drive Parameters Execute Drive Diagnostic Seek, Format and Diagnostic CommandsFormat Track A.R.T. Command Set Execute S.M.A.R.T No Quibble Service Service and SupportService Policy Support Customer Service MaxFax ServiceInternet Access Time Glossary Cylinder Zero Gigabyte GB Logical Block Addressing Read Gate Signal THIN-FILM Media