Sustained Ultra DMA Data In Burst | Maxtor 6800 specification

AT INTERFACE DESCRIPTION

DSTROBE

at device

DD(15:0) at device

tCYC

tDVH

t2CYC
	tCYC
	t2CYC
tDVH	tDVH
tDVS	tDVS

DSTROBE

at host

DD(15:0) at host

DMARQ (device)

DMACK-

(host)

STOP (host)

HDMARDY-

(host)

DSTROBE

(device)

DD(15:0)

(device)

tDH

tDS

tDH

tDS

tDH

Figure 5 - 5

Sustained Ultra DMA Data In Burst

tRP

tSR

tRFS

Figure 5 - 6

Host Pausing an Ultra DMA Data In Burst

5 – 6

Image 37

Maxtor 6800 manual Sustained Ultra DMA Data In Burst

Contents

HA RD Drive Produc T MA Nual DiamondMax U T I O N Before You Begin Contents Handling and Installation Product Specifications Host Software Interface AT Interface Description Service and Support Interface CommandsGlossary Figures Maxtor Corporation IntroductionManual Organization Abbreviations Conventions Signal ConventionsKey Words Numbering Product Description DiamondMax 6800 Key Features Functional / Interface Product Features Logical Block Addressing On-the-Fly Hardware Error Correction Code ECCDefect Management Zone DMZ Software ECC Correction Cache Management Read-Ahead ModeBuffer Segmentation Automatic Write Reallocation AWR Major HDA Components Jumper Location/Configuration Subsystem ConfigurationCylinder Limitation Dual Drive Support Drive Configuration Product SpecificationsPerformance Specifications Models and Capacities Parameter Standard Metric Physical Dimensions Power Mode Definitions Power RequirementsEPA Energy Star Compliance Environmental Limits Shock and Vibration Reliability Specifications Radiated Electromagnetic Field Emissions EMC Compliance Safety Regulatory ComplianceCanadian Emissions Statement Hard Drive Handling Precautions Handling and InstallationPre-formatted Drive Important Notice Multi-pack Shipping Container Unpacking and Inspection Recommended Mounting Configuration Physical InstallationRepacking Tools for Installation Handling PrecautionsSystem Requirements Drive Identification Information Hard Drive Identification General Requirements Installing 5.25-inch Mounting Brackets and Rails Systems Using Cable SelectInstalling in a Device Bay Mounting Drive in System Attaching System Cables Attaching Interface and Power Cables Setting the Bios Cmos System SetupBios Cmos Parameters Hard Drive Preparation System Hangs During Boot AT Interface Description Interface ConnectorPin Description Summary Pin Description Table PIN Name Signal Name Signal Description PIO Timing Timing Parameters Mode DMA Timing Ultra DMA Timing Mode MIN MAX 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 Features Register Error RegisterHost Software Interface Task File Registers Sector Number Register Sector Count RegisterCylinder Number Registers Device/Head Register Command Register Summary Command Name Command Code Parameters Used SDH Alternate Status Register Control Diagnostic RegistersDevice Control Register Digital Input Register Reset Handling Reset and Interrupt HandlingInterrupt Handling Set Feature Commands Interface Commands Read Sectors Read CommandsRead Verify Sectors Read Multiple Read DMA Set Multiple Mode Write CommandsWrite Sectors Write Verify Sectors Write DMA Write Multiple Set Features Mode Set Feature Commands Power Mode Commands Sleep Mode Identify Drive Initialization Commands 15-8 = PIO data transfer mode = Write Cache enabled Initialize Drive Parameters Execute Drive Diagnostic Seek, Format and Diagnostic CommandsFormat Track Execute S.M.A.R.T A.R.T. Command Set Service Policy Service and SupportNo Quibble Service Support Customer Service MaxFax ServiceInternet Glossary Access Time Cylinder Zero Gigabyte GB Logical Block Addressing Read Gate Signal THIN-FILM Media