Fujitsu MHV2080AH Command data structure, Error data structure, Total number of drive errors

Page 130

Interface

•

•

•

•

Command data structure

Indicates the command received when an error occurs.

Error data structure

Indicates the status register when an error occurs.

Total number of drive errors

Indicates total number of errors registered in the error log.

Check sum

Two's complementary for the lowest-order 1 byte that is obtained by adding 1 byte after another for as many as 511 bytes beginning from the top of the structure.

•Status

Bits 0 to 3: Indicates the drive status when received error commands according to the following table.

Bits 4 to 7: Vendor unique

Status

Meaning

 

 

0

Unclear status

 

 

1

Sleep status

2

Standby status

 

 

3

Active status (BSY bit = 0)

 

 

4

Off-line data collection being executed

 

 

5 to F

Reserved

 

 

Table 5.17 Data format of SMART Comprehensive Error Log

Byte

First sector

Next sector

 

 

 

00h

SMART Error Logging 01h

Reserved

 

 

 

01h

Index Pointer Latest Error Data Structure.

Reserved

 

 

 

02h...5Bh

1st Error Log Data Structure

Data Structure 5n + 1

 

 

 

5Ch...B5h

2nd Error Log Data Structure

Data Structure 5n + 2

 

 

 

B6h...10Fh

3rd Error Log Data Structure

Data Structure 5n + 3

 

 

 

110h...169h

4th Error Log Data Structure

Data Structure 5n + 4

 

 

 

16Ah...1C3h

5th Error Log Data Structure

Data Structure 5n + 5

 

 

 

1C4h...1C5h

Total Error Count

Reserved

 

 

 

1C6h...1FEh

Reserved

Reserved

1FFh

Checksum

Checksum

 

 

 

5-54

C141-E217

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Contents MHV2100AH, MHV2080AH MHV2060AH, MHV2040AH Disk Drive Product ManualFor Safe Operation Handling of This ManualRevision History This page is intentionally left blank Preface Overview of ManualOperating Environment Conventions for Alert MessagesConventions Liability Exception This page is intentionally left blank Important Alert Items Important Alert MessagesThis page is intentionally left blank Manual Organization Disk Drive Maintenance ManualDisk Drive Product Manual This page is intentionally left blank Contents Installation Conditions Theory of Device OperationContents Interface101 121 Operations Glossary GL-1 Acronyms and Abbreviations AB-1 Index IN-1 Illustrations FiguresExecution example of Read Multiple command Tables Examples of model names and product numbers154 This page is intentionally left blank Device Overview Functions and performance FeaturesAdaptability Connection to ATA interface Error correction and retry by ECCHigh resistance against shock Data bufferSpecifications 1 Device SpecificationsSpecifications summary MHV2100AH MHV2080AH MHV2060AH MHV2040AHMHV2100AH Specifications 2Model and product number Examples of model names and product numbersInput Voltage Power RequirementsRipple Current Requirements and Power Dissipation Current and power dissipationPower on/off sequence Environmental SpecificationsCurrent fluctuation Typ. at +5 V when power is turned on Environmental specificationsAcoustic Noise Acoustic noise specificationShock and vibration specification Shock and VibrationReliability Service lifeData assurance in the event of power failure Mean time between failures MtbfPositioning error Error RateUnrecoverable read error Media DefectsAdvanced Power Management Advanced Power Management Advanced Power ManagementThis page is intentionally left blank Device Configuration Device Configuration 2 1 drive connection System ConfigurationATA interface Read/write circuit2 drives configuration 3 2 drives connectionInstallation Conditions Dimensions DimensionsIntegration Guidance C141-E144 MountingOrientation Limitation of mounting FramePCA Location of breather Ambient temperature Service area Handling cautionsHandling cautions Device connector Cable ConnectionsDevice connection Cable connector specificationsCable connector specifications FCIPower supply connector CN1 Jumper SettingsLocation of setting jumpers Factory default setting Master drive-slave drive settingCsel setting 14 Csel settingPower up in standby setting 16 Example 2 of cable selectTheory of Device Operation Disk OutlineSubassemblies SpindleServo circuit Circuit ConfigurationAir filter Spindle motor driver circuitPower supply configuration PCA Power-on Sequence Power-on operation sequenceSelf-calibration contents Self-calibrationCommand processing during self-calibration Execution timing of self-calibrationWrite circuit Read/write CircuitRead/write preamplifier PreAMP Write precompensationAGC circuit Read circuitProgrammable filter circuit D converter circuit Digital PLL circuitFIR circuit Viterbi detection circuitServo Control Servo control circuitServo burst capture circuit Power amplifierMicroprocessor unit MPU A converter DACDriver circuit VCM current sense resistor CSRData area Data-surface servo formatInner guard band Outer guard bandPhysical sector servo configuration on disk surface Servo frame format Seek operation Actuator motor controlOperation to move the head to the reference cylinder Track following operationStable rotation mode Start modeAcceleration mode Spindle motor controlThis page is intentionally left blank Interface Interface signals Physical InterfaceDA1 PDIAG-, Cblid DA0 DA2 Signal assignment on the connectorSignal assignment on the interface connector Dasp GNDStop MstrDiow DiorDasp PdiagCblid IordyLogical Interface I/O registers 1 I/O registersDA2 DA1 DA0 Data register X’1F0’ Command block registersError register X’1F1’ UNC Idnf AbrtFeatures register X’1F1’ Sector Count register X’1F2’Cylinder Low register X’1F4’ Sector Number register X’1F3’Cylinder High register X’1F5’ Status register X’1F7’ Device/Head register X’1F6’DEV HS3 HS2 HS1 HS0 BSYInterface Control block registers Command register X’1F7’Alternate Status register X’3F6’ Device Control register X’3F6’ Host CommandsCommand code and parameters HOB SrstCommand Name Command code and parameters 1Parameter Used Command code and parameters 2 EXT Write Multiple FUA EXT Flush Cache EXTHost Commands Command descriptions Host Commands Recalibrate X’10’ to X’1F’ Read Sectors X’20’ or X’21’ MSBEnd head No. / LBA MSB Write Sectors X’30’ or X’31’ 1F7HST Status information 1F6HDH Write Verify X’3C’ Read Verify Sectors X’40’ or X’41’ Seek X’70’ to X’7F’ Execute Device Diagnostic X’90’ Diagnostic codeHost Commands Initialize Device Parameters X’91’ Download Microcode X’92’ Operation of Download Microcode Standby Immediate X’94’ or X’E0’ Unload Feature Unload Immediate Command Host Commands Standby X’96’ or X’E2’ Idle X’97’ or X’E3’ Interface Check Power Mode X’98’ or X’E5’ ’FF’Sleep X’99’ or X’E6’ Smart X’B0 Features register values subcommands and functions 1 Features register values subcommands and functions 2 ’DB’ Smart ENABLE/DISABLE Auto OFF-LINE Features register values subcommands and functions 3Smart Return Status Host Commands 1FF Format of device attribute value dataFormat of insurance failure threshold value data Data format version number Attribute IDAttribute value for the worst case so far Status FlagCurrent attribute value Raw attribute valueSelf-test execution status 10 Off-line data collection status11 Self-test execution status Failure prediction capability flag Off-line data collection capability12 Off-line data collection capability 13 Failure prediction capability flagCheck sum Error logging capability14 Error logging capability Insurance failure thresholdSmart error logging 16 Data format of Smart Summary Error Log Total number of drive errors Command data structureError data structure 17 Data format of Smart Comprehensive Error Log1FC Smart self-test18 Smart self-test log data format Self-test numberCurrent LBA under test 19 Selective self-test log data structureTest span Current span under test20 Selective self-test feature flags Feature FlagsSelective Self-test pending time min Device Configuration Freeze Device Configuration XB1Device Configuration Restore Device Configuration IdentifyDevice Configuration Identify FR = C2h Device Configuration Restore FR = C0hDevice Configuration Freeze Lock FR = C1h Device Configuration SET FR = C3hInterface 21 Device Configuration Identify data structure Interface Execution example of Read Multiple command Read Multiple X’C4’MSB Write Multiple X’C5’ Interface SET Multiple Mode X’C6’ Interface Read DMA X’C8’ or X’C9’ End head No. / LBA MSB Write DMA X’CA’ or X’CB’ Interface Read Buffer X’E4’ Flush Cache X’E7’ Write Buffer X’E8’ Identify Device X’EC’ Identify Device DMA X’EE’ 22 Information to be read by Identify Device command 1 ’3FFF’22 Information to be read by Identify Device command 2 MHV2080AH MHV2060AH MHV2040AH Command without interrupt supports 2, 4, 8 and 16 sectors = Supports the Host Protected Area feature set Option customizing Word Bit C141-E217 Interface Write Stream EXT Interface Host Commands Word Bit Reserved Security level High, 1 Maximum ’BB’ SET Features X’EF’23 Features register values and settable modes ’CC’Data Transfer Mode Advanced Power Management APM Automatic Acoustic Management AAM 24 Contents of Security SET Password data Interface When the user password is selected When the master password is selectedSecurity UNLOCKX’F2’ Interface Security Erase Prepare X’F3’ Security Erase Unit X’F4’ Security Freeze Lock X’F5’ Interface 26 Contents of security password Interface Read Native MAX Address X’F8’ SET MAX X’F9’ SET MAX AddressSET MAX SET Password FR = 01h SET MAX Lock FR = 02h SET MAX Unlock FR = 03h SET MAX Freeze Lock FR = 04h Host Commands HOB=0 Read Sectors EXT X’24’ Option customizing DescriptionHOB=1 Read DMA EXT X’25’ Option customizing Description Error reporting conditions Read Multiple EXT X’29’ Option customizing Description Read LOG EXT X2F Optional command Customize Description Host Commands Write Sectors EXT X’34’ Option customizing Description Write DMA EXT X’35’ Option customizing Description SET MAX Address EXT X’37’ Option customizing Description SET MAX LBA Write Multiple EXT X’39’ Option customizing Description Write DMA FUA EXT X’3D’ Option customizing Description Write LOG EXT X’3F’ Optional command Customize Description Host Commands Read Verify Sectors EXT X’42 Option customizing Description Write Multiple FUA EXT X’CE’ Option customizing Description Flush Cache EXT X’EA’ Option customizing Description Error posting 27 Command code and parameters 127 Command code and parameters 2 PIO Data transferring commands from device to host Command ProtocolExecute Device Diagnostic Initialize Device Parameters Read Sectors Command protocol Protocol for command abort PIO Data transferring commands from host to device Write Sectors command protocol Commands without data transfer Read Multiple EXT Write Multiple EXT/FUA EXT Sleep Other commandsDMA data transfer commands Read DMA EXT Write DMA EXT/FUA EXT Indentify Device DMANormal DMA data transfer Ultra DMA Feature Set OverviewUltra DMA data in commands Phases of operationInitiating an Ultra DMA data in burst Pausing an Ultra DMA data in burst Data in transferTerminating an Ultra DMA data in burst Ultra DMA Feature Set Interface Ultra DMA data out commands Initiating an Ultra DMA data out burstPausing an Ultra DMA data out burst Data out transferTerminating an Ultra DMA data out burst Interface Ultra DMA CRC rules DIOR-HDMARDY-HSTROBE Series termination required for Ultra DMA28 Recommended series termination for Ultra DMA DIOW-STOPPIO data transfer TimingPIO data transfer timing 10 Multiword DMA data transfer timing mode Multiword data transferUltra DMA data transfer 11 Initiating an Ultra DMA data in burstName Mode Comment Strobe29 Ultra DMA data burst timing requirements 2 MIN MAXMode Name Comment 30 Ultra DMA sender and recipient timing requirementsSustained Ultra DMA data in burst 12 Sustained Ultra DMA data in burstHost pausing an Ultra DMA data in burst 13 Host pausing an Ultra DMA data in burstDevice terminating an Ultra DMA data in burst 14 Device terminating an Ultra DMA data in burstHost terminating an Ultra DMA data in burst 15 Host terminating an Ultra DMA data in burst16 Initiating an Ultra DMA data out burst Sustained Ultra DMA data out burst 17 Sustained Ultra DMA data out burstDevice pausing an Ultra DMA data out burst 18 Device pausing an Ultra DMA data out burstHost terminating an Ultra DMA data out burst 19 Host terminating an Ultra DMA data out burstDevice terminating an Ultra DMA data out burst 20 Device terminating an Ultra DMA data out burstMaster and slave devices are present 2-drives configuration Power-on and resetOnly master device is present Operations Device Response to the Reset Response to power-onResponse to hardware reset Response to power-onResponse to hardware reset Response to software reset Response to software resetResponse to diagnostic command Response to diagnostic commandActive mode Power SavePower save mode Active idle modeStandby mode Sleep modeDefect Processing Power commandsSpare area Sector slip processing Alternating processing for defective sectorsTrack slip processing Automatic alternating processing Automatic alternating processingData buffer structure Read-ahead Cache8MB buffer 8,388,608 bytes Data that is a target of caching Commands that are targets of cachingCaching operation Invalidating caching-target dataSmart Using the read segment buffer Miss-hitSequential hit Full hit Partial hit Cache operation Command that are targets of cachingWrite Cache Invalidation of cached dataCaching function when power supply is turned on Status report in the event of an errorReset response Enabling and disablingWrite Cache This page is intentionally left blank Glossary PIO Programmed input-output Power save modeRotational delay PositioningStatus VCMThis page is intentionally left blank Acronyms and Abbreviations This page is intentionally left blank Index AAMIndex Host pausing ultra DMA data Read Sectors Command Read Native MAX AddressSurface temperature measurement This page is intentionally left blank Comment Form JapanThis page is intentionally left blank C141-E217-01EN This page is intentionally left blank
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MHV2040AH, MHV2080AH, MHV2060AH, MHV2100AH specifications

The Fujitsu MHV series of hard disk drives, specifically the MHV2060AH, MHV2080AH, MHV2100AH, and MHV2040AH, are renowned for their reliability and performance in the mobile HDD segment. Designed primarily for use in laptops and other portable devices, these drives integrate cutting-edge technologies to meet the demands of today's data-intensive applications.

One of the hallmark features of the MHV series is its high data density, allowing for substantial storage capabilities in compact sizes. The MHV2060AH offers a storage capacity of 60 GB, while the MHV2080AH and MHV2100AH offer 80 GB and 100 GB respectively. The MHV2040AH provides a slightly more modest but still robust 40 GB of storage. This range of capacities ensures that users can select the model that best fits their storage needs.

The drives utilize the latest perpendicular magnetic recording (PMR) technology, which enhances recording efficiency and increases data storage densities. This technology significantly optimizes the use of disk surface area, providing better performance and more reliable data access. Additionally, the MHV series incorporates an advanced actuator system that ensures precision head positioning, enhancing data integrity and reducing error rates during read and write operations.

In terms of performance, the MHV series maintains a revolutions per minute (RPM) rating of 5400, which strikes a balance between speed and energy efficiency, making these drives suitable for low-power applications. The drives are also designed with a low acoustic level, generating minimal noise during operation—a crucial factor for mobile users who prefer quieter devices.

Furthermore, the Fujitsu MHV series features a robust shock resistance design, allowing them to withstand the rigors of mobile computing. This makes them suitable for use in portable environments subject to vibration and physical movement, thus ensuring data security and drive longevity.

Overall, the Fujitsu MHV2060AH, MHV2080AH, MHV2100AH, and MHV2040AH represent a formidable selection of mobile hard disk drives filled with advanced technologies and features, making them well-suited for a wide range of applications in today's fast-paced digital world. With their combination of storage capacity, performance, and durability, these drives continue to serve as reliable solutions for users seeking efficient data storage in portable formats.
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