Maxtor VL 17 manual PIO Timing, Timing Parameters Mode

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AT INTERFACE DESCRIPTION

PIO Timing

TIMING PARAMETERS

MODE 0

MODE 1

MODE 2

MODE 3

MODE 4

t0

Cycle Time (min)

600 ns

383 ns

240 ns

180 ns

120 ns

t1

Address valid to DIOR-/DIOW- setup (min)

70 ns

50 ns

30 ns

30 ns

25 ns

t2

DIOR-/DIOW- 16-bit (min)

165 ns

125 ns

100 ns

80 ns

70 ns

t2i

DIOR-/DIOW- recovery time (min)

70 ns

25 ns

t3

DIOW- data setup (min)

60 ns

45 ns

30 ns

30 ns

20 ns

t4

DIOW- data hold (min)

30 ns

20 ns

15 ns

10 ns

10 ns

t5

DIOR- data setup (min)

50 ns

35 ns

20 ns

20 ns

20 ns

t6

DIOW- data hold (min)

5 ns

5 ns

5 ns

5 ns

5 ns

t6Z

DIOR- data tristate (max)

30 ns

30 ns

30 ns

30 ns

30 ns

t9

DIOR-/DIOW- to address valid hold (min)

20 ns

15 ns

10 ns

10 ns

10 ns

tRd

Read Data Valid to IORDY active (min)

0

0

0

0

0

tA

IORDY Setup Time

35 ns

35 ns

35 ns

35 ns

35 ns

tB

IORDY Pulse Width (max)

1250 ns

1250 ns

1250 ns

1250 ns

1250 ns

Figure 5 - 2

PIO Data Transfer To/From Device

5 – 3

Image 35

Contents HA RD Drive Produc T MA Nual DiamondMaxVL REV EC no Section Description Date U T I O N Before You BeginContents Handling and Installation Product SpecificationsHost Software Interface AT Interface DescriptionGlossary Interface CommandsService and Support Figures Abbreviations IntroductionMaxtor Corporation Manual OrganizationNumbering Signal ConventionsConventions Key WordsProduct Description DiamondMax VL 17 Key FeaturesFunctional / Interface Product FeaturesDefect Management Zone DMZ On-the-Fly Hardware Error Correction Code ECCLogical Block Addressing Cache Management Major HDA Components Dual Drive Support Subsystem ConfigurationJumper Location/Configuration Cylinder LimitationModels and Capacities Product SpecificationsDrive Configuration Performance SpecificationsParameter Standard Metric Physical DimensionsEnvironmental Limits Power RequirementsPower Mode Definitions EPA Energy Star ComplianceShock and Vibration Reliability SpecificationsCanadian Emissions Statement Safety Regulatory ComplianceRadiated Electromagnetic Field Emissions EMC Compliance Important Notice Handling and InstallationHard Drive Handling Precautions Pre-formatted DriveMulti-pack Shipping Container Unpacking and InspectionRepacking Physical InstallationRecommended Mounting Configuration Drive Identification Information Handling PrecautionsTools for Installation System RequirementsHard Drive Identification General RequirementsMounting Drive in System Systems Using Cable SelectInstalling 5.25-inch Mounting Brackets and Rails Installing in a Device BayAttaching System Cables Attaching Interface and Power CablesBios Cmos Parameters System SetupSetting the Bios Cmos Hard Drive Preparation System Hangs During Boot Pin Description Summary Interface ConnectorPIN Signal AT Interface DescriptionPin Description Table PIN Name Signal Name Signal DescriptionPIO Timing Timing Parameters ModeDMA Timing Ultra DMA Timing Mode MIN MAXSustained 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 Task File Registers Error RegisterFeatures Register Host Software InterfaceDevice/Head Register Sector Count RegisterSector Number Register Cylinder Number RegistersCommand Register Summary Command Name Command Code Parameters UsedTimer Value TIME-OUT Period Digital Input Register Control Diagnostic RegistersAlternate Status Register Device Control RegisterInterrupt Handling Reset and Interrupt HandlingReset Handling Set Feature Commands Interface CommandsRead Verify Sectors Read CommandsRead Sectors Read Multiple Read DMAWrite Verify Sectors Write CommandsSet Multiple Mode Write SectorsWrite DMA Write MultipleValue Description Set Feature CommandsSet Features Mode Power Mode Commands Sleep Mode Identify Drive Initialization CommandsWord Content Description 15-8 = PIO data transfer mode = Write Cache enabled Initialize Drive Parameters Format Track Seek, Format and Diagnostic CommandsExecute Drive Diagnostic Error Code DescriptionExecute S.M.A.R.T A.R.T. Command SetSupport Service and SupportService Policy No Quibble ServiceInternet MaxFax ServiceCustomer Service Glossary Access TimeCylinder Zero Gigabyte GB Logical Block Addressing Read Gate Signal THIN-FILM Media