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Maxtor 5120 manual AT Interface Description, Interface Connector, Pin Description Summary

Models: 5120

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SECTION 5

AT Interface Description

Interface Connector

All DiamondMax™ Plus 5120 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 (max cable length:

18 inches).

				Figure	5-1
			Data Connector
Pin Description Summary

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

Image 33

Maxtor 5120 manual AT Interface Description, Interface Connector, Pin Description Summary

Contents

HA RD Drive Produc T MA Nual 92048U8, 91792U7, 91536U6, 91280U5, 91024U4 and 90750U3 DiamondMax PlusRevisions Manual No U T I O N Before You BeginContents Handling and Installation Product SpecificationsHost Software Interface AT Interface DescriptionInterface Commands Service and SupportGlossary Figures Maxtor Corporation IntroductionManual Organization AbbreviationsConventions Signal ConventionsKey Words NumberingProduct Description DiamondMax Plus 5120 Key FeaturesFunctional / Interface Product FeaturesLogical Block Addressing On-the-Fly Hardware Error Correction Code ECCDefect Management Zone DMZ Software ECC CorrectionCache Management Read-Ahead ModeBuffer Segmentation Automatic Write Reallocation AWRMajor HDA Components Jumper Location/Configuration Subsystem ConfigurationCylinder Limitation Dual Drive SupportDrive Configuration Product SpecificationsPerformance Specifications Models and CapacitiesParameter Standard Metric Physical DimensionsPower Mode Definitions Power Requirements AverageEPA Energy Star Compliance Environmental LimitsShock and Vibration Reliability SpecificationsSafety Regulatory Compliance Radiated Electromagnetic Field Emissions EMC ComplianceCanadian Emissions Statement Hard Drive Handling Precautions Handling and InstallationPre-formatted Drive Important NoticeMulti-pack Shipping Container Unpacking and InspectionPhysical Installation Recommended Mounting ConfigurationRepacking Tools for Installation Handling PrecautionsSystem Requirements Drive Identification InformationHard Drive Identification General RequirementsInstalling 5.25-inch Mounting Brackets and Rails Systems Using Cable SelectInstalling in a Device Bay Mounting Drive in SystemAttaching System Cables Attaching Interface and Power CablesSystem Setup Setting the Bios CmosBios Cmos Parameters Hard Drive Preparation System Hangs During Boot Interface Connector AT Interface DescriptionPin Description Summary Pin 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 Features Register Error RegisterHost Software Interface Task File RegistersSector Number Register Sector Count RegisterCylinder Number Registers Device/Head RegisterCommand Register Summary Command Name Command Code Parameters Used SDHAlternate Status Register Control Diagnostic RegistersDevice Control Register Digital Input RegisterReset and Interrupt Handling Reset HandlingInterrupt Handling Set Feature Commands Interface CommandsRead Commands Read SectorsRead Verify Sectors Read Multiple Read DMASet Multiple Mode Write CommandsWrite Sectors Write Verify SectorsWrite DMA Write MultipleSet Features Mode Set Feature CommandsPower Mode Commands Sleep Mode Identify Drive Initialization Commands15-8 = PIO data transfer mode = Write Cache enabled Initialize Drive Parameters Seek, Format and Diagnostic Commands Execute Drive DiagnosticFormat Track Execute S.M.A.R.T A.R.T. Command SetService Policy Service and SupportNo Quibble Service SupportMaxFax Service Customer ServiceInternet Glossary Access TimeCylinder Zero Gigabyte GB Logical Block Addressing Read Gate Signal THIN-FILM Media