Manuals / Maxtor / Computer Equipment / Computer Drive

Maxtor 51024U2 ATInterfaceDescription, InterfaceConnector, PinDescriptionSummary, Section

Models: 51536U3 53073U6 52049U4 54098U8 51024U2

1 62

Download 62 pages 6.76 Kb

Page 25

Image 25

SECTION 5

ATInterfaceDescription

InterfaceConnector

All DiamondMax® Plus 40 AT drives have a 40-pin ATA interface connector mounted on the PCBA. The drive may connect directly to the host; or it can also accommodate a cable connection (maximum cable length: 18 inches).

Striped Edge (Pin 1)

	Drive 1 - Slave (gray)
System Connector (blue)	Drive 0 - Master (black)

Figure 5-1

Data Connector

PinDescriptionSummary

PIN	SIGNAL	PIN	SIGNAL

01	Reset -	02	Ground

03	DD7	04	DD8

05	DD6	06	DD9

07	DD5	08	DD10

09	DD4	10	DD11

11	DD3	12	DD12

13	DD2	14	DD13

15	DD1	16	DD14

17	DD0	18	DD15

19	Ground	20	(keypin)

21	DMARQ	22	Ground

23	DIOW -:STOP	24	Ground

25	DIOR -:HDMARDY:HSTROBE	26	Ground

27	IORDY:DDMARDY:DSTROBE	28	CSEL

29	DMACK -	30	Ground

31	INTRQ	32	IOCS16
31	INTRQ	32	Obsolete
			Obsolete

33	DA1	34	PDIAG -

35	DA0	36	DA2

37	CS0 -	38	CS1 -

39	DASP -	40	Ground

5 – 1

Page 25

Image 25

Maxtor 51024U2, 52049U4, 51536U3, 53073U6, 54098U8 ATInterfaceDescription, InterfaceConnector, PinDescriptionSummary, Section

Contents

1429/A DiamondMax Plus54098U8, 53073U6, 52049U4, 51536U3, 51024U2 Corporate HeadquartersC A U T I O N Before You BeginSection 1 - Introduction ContentsSection 2 - Product Description Section 4 - Handling and Installation Section 3 - Product SpecificationsDIAMONDMAX PLUS 40 PRODUCT MANUAL Section 5 - AT Interface Description Section 7 -Interface CommandsSection 6 - Host Software Interface Alternate StatusGlossary Section 8 - Service and SupportTitle FiguresIntroduction SECTIONMaxtorCorporation ManualOrganizationConventions Product Description DiamondMax Plus 40 Key FeaturesSECTION Functional / Interface Product FeaturesCacheManagement MajorHDAComponents Jumper Location / Configuration SubsystemConfigurationCylinderLimitationJumperDescription DriveConfiguration ProductSpecificationsPerformanceSpecifications ModelsandCapacitiesFigure 3 Outline and Mounting Dimensions PhysicalDimensionsmaximumPARAMETER STANDARDPowerModeDefinitions PowerRequirementsEPA Energy Star Compliance EnvironmentalLimitsShock and Vibration ReliabilitySpecificationsEMC/EMI SafetyRegulatoryComplianceRadiated Electromagnetic Field Emissions - EMC Compliance Canadian Emissions StatementHardDriveHandlingPrecautions HandlingandInstallationElectro-StaticDischargeESD SECTIONFigure 4 Multi-pack Shipping Container UnpackingandInspectionRepacking PhysicalInstallationRecommended Mounting Configuration Hook up Before You BeginStart up Set upInstall the Hard Drive in a Device Bay Attach the Interface and Power CablesATInterfaceDescription InterfaceConnectorPinDescriptionSummary SECTIONPin Description Table Figure 5 PIO Data Transfer To/From Device PIO TimingFigure 5 Multi-word DMA Data Transfer DMATimingFigure 5 Initiating an Ultra DMA Data In Burst Ultra DMA TimingDSTROBE at device DD150 at device Figure 5 Host Pausing an Ultra DMA Data In BurstDSTROBE at host DD150 at host DMARQ device DMACK host STOP host HDMARDY host DSTROBE device DD150 deviceFigure 5 Host Terminating an Ultra DMA Data In Burst Figure 5 Device Terminating an Ultra DMA Data In BurstFigure 5 Sustained Ultra DMA Data Out Burst Figure 5 Initiating an Ultra DMA Data Out Burstdevice hostFigure 5 Host Terminating an Ultra DMA Data Out Burst Figure 5 Device Pausing an Ultra DMA Data Out Bursthost DA0, DA1, DA2 CS0-, CS1 DMARQ device DMACK host STOP host DDMARDY device HSTROBE host DD150Figure 5 Device Terminating an Ultra DMA Data Out Burst Task File Registers HostSoftwareInterfaceSECTION Sector Number Register Sector Count RegisterCylinder Number Registers Device/Head RegisterStops drive spindle do not change time-out value CommandRegisterSummary Control Diagnostic Registers Reset Handling Reset and Interrupt HandlingInterrupt Handling SECTION InterfaceCommandsReadCommands Read Multiple Read DMAWriteCommands Write DMA Write MultipleSetFeatureCommands PowerModeCommands SLEEP MODE When the command is received, the drive 1. Sets BSY InitializationCommandsAllows the host to receive parameter information from the drive 2. Stores the required parameter information in the sector bufferWORD 1, 1 = Security feature set enabled 0, 1 = SMART feature set enabled Upon receipt of the command, the drive 1. Sets BSY Seek,FormatandDiagnosticCommands Register S.M.A.R.T. CommandSetServicePolicy ServiceandSupportNoQuibble Service SupportDial FromMaxFax Service Customer ServiceGlossary GLOSSARYPage Page Page