Viking PSFEM1xxxGQxxx Off-line Mode, Sata Commands, Native Command Queuing NCQ, Value Description

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A:Number of free blocks when SSD changes to Write protect mode. (Plane)

B:Maximum Acceptable Number of Bad Blocks (Plane)

C:Number of Maximum Bad Blocks (Plane)

D:Number of free blocks when SSD changes to Write protect mode. (All Plane)

E:Acceptable Number of Bad Blocks (All Plane)

5.1.2.2Off-line Mode

SSD’s support the optional 28-bit S.M.A.R.T. EXECUTION OFF-LINE IMMEDIATE (B0h/D4h) command per the ATA-8 specification. This command causes the SSD to initiate the collection of S.M.A.R.T. data in an off-line mode and then preserves this data across power and reset events. Supported subcommands include those shown in the table below. Reference the ATA-8 specification for subcommand detail.

Table 5-7: Supported S.M.A.R.T. EXECUTE OFF-LINE IMMEDIATE

Subcommands

Value

Description

00h

Execute S.M.A.R.T. off-line routine immediately in off-line mode

 

 

01h

Execute S.M.A.R.T. Short self-test routine immediately in off-line mode

 

 

02h

Execute S.M.A.R.T. Extended self-test routine immediately in off-line mode

 

 

04h

Execute S.M.A.R.T. Selective self-test routine immediately in off-line mode

7Fh

Abort off-line mode self-test routine

81h

Execute S.M.A.R.T. Short self-test routine immediately in captive mode

 

 

82h

Execute S.M.A.R.T. Extended self-test routine immediately in captive mode

 

 

84h

Execute S.M.A.R.T. Selective self-test routine immediately in captive mode

 

 

5.2 SATA Commands

The SATA 2.6 specification is a super set of the ATA/ATAPI-7 specification with regard to supported commands. SSD’s support the following features that are unique to the SATA specification.

5.2.1 Native Command Queuing (NCQ)

SSD’s support the Native Command Queuing (NCQ) command set, which consists of

•READ FPDMA QUEUED

•WRITE FPDMA QUEUED

Note: With a maximum queue depth less than or equal to 32.

Manual

PSFEM1xxxGQxxx

Revision B www.vikingtechnology.com

9/11/2014

Viking Technology

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Contents Sata 3Gb/s Industrial Slim Sata Manual Date Revision Description Checked by Revision HistoryLegal Information Technology GB1 LBA Mode RangeUseable Addressable Part Numbers Application Capacity SectorsSlim Sata Top View Product PicturesManual PSFEM1xxxGQxxx 11/2014 Viking Technology Table of Contents Sata Commands Native Command Queuing NCQ ATA CommandsTable of Figures Table of TablesIntroduction FeaturesHigh-Level Block Diagram for VRFEM1xxxGQxxx Block DiagramSata Interface Timing Product SpecificationsTiming Specifications PerformanceSupply Voltage Electrical CharacteristicsStandby Immediate Command Absolute Maximum RatingsShock and Vibration Power ConsumptionTemperature and Altitude Environmental ConditionsParameter VRFEM1xxxGQxxx 10 Reliability SpecificationsReliability Data SecurityMechanical Information DimensionsSerial ATA Connector Pin Signal Definitions Pin and Signal DescriptionsSlim Sata SSD Weight Signal and Power Description TablesSupported ATA Commands Command SetsATA Commands Serial ATA Power Pin Definitions1 48-Bit Address Command Set Host Protected Area Command Set ATA General Feature Command SetDevice Configuration Overlay Command Set General Purpose Log Command SetSecurity Mode Feature Set Power Management Command SetIdentify Device Data Word Variable Default Value Description BothList of Device Identification Word Variable Default Value Description Both Word Variable Default Value Description Both Capacity specific Device Identification 1 S.M.A.R.T. SupportCapacity Word 1/Word 2 S.M.A.R.T. Command Set Extended Smart Attribute Table S.M.A.R.T. Command SetValue hex Command Extended Smart AttributesData Extended Smart Attribute Actual DataManual PSFEM1xxxGQxxx 11/2014 Viking Technology Supported S.M.A.R.T. Execute OFF-LINE Immediate Subcommands Off-line ModeSata Commands Native Command Queuing NCQReferences Term Definition Glossary
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