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AT Command Set

WD Scorpio ML320S-AF2

38

RELEASED 4/7/11 (WD CONFIDENTIAL)

2679-771320-A00

4.4

Set Features (EFh) 

The Set Features command enables or disables the features listed in the following table

FUNCTION

FEATURES

REGISTER

SECTOR COUNT REGISTER

Enable read cache

1

AAh

Don’t care

Disable read cache

1

55h

Don’t care

Enable write cache

1

02h

Don’t care

Disable write cache

1

82h

Don’t care

Set Transfer Mode

03h

Don’t care

Enable Advanced Power Management

05h

FEh-Maximum performance
80h-Minimum power consumption without standby

Disable Advanced Power Management

85h

Don’t care

Enable use of Serial ATA Feature

10h

02h-DMA Setup FIS Auto-Activate optimization
03h-Device-initiated interface power state transitions
06h-Software Settings Preservation

Disable use of Serial ATA Feature

90h

02h-DMA Setup FIS Auto-Activate optimization
03h-Device-initiated interface power state transitions
06h-Software Settings Preservation

Set Performance Mode

2

42h

FEh

1

 Changes are only valid while power remains applied to the drive. After power is cycled, the drive reverts to the default 

settings.

2

 Changes are valid through power cycles and hard resets.

Содержание scorpio black mx320s-1

Страница 1: ...Technical Reference Manual WD CONFIDENTIAL WD3200BPVT WD2500BPVT WD Scorpio Blue ML320S AF2 SATA Hard Drives...

Страница 2: ...D logo and WD Scorpio are registered trademarks in the U S and other countries and Data Lifeguard CacheFlow and FIT Lab are trademarks of Western Digital Technologies Inc Other marks may be mentioned...

Страница 3: ...2679 771320 A00 RELEASED 4 7 11 WD CONFIDENTIAL WD Scorpio ML320S AF2 WD3200BPVT WD2500BPVT Technical Reference Manual...

Страница 4: ...RELEASED 4 7 11 WD CONFIDENTIAL 2679 771320 A00...

Страница 5: ...itions 12 2 8 Agency Approvals 13 2 9 Full Model Number Specification 13 3 PRODUCT FEATURES 14 3 1 SATA 3 Gb s and SATA 1 5 Gb s 15 3 2 Perpendicular Magnetic Recording PMR 15 3 3 Reduced Power Spinup...

Страница 6: ...Commands 28 4 2 S M A R T B0h 28 4 2 1 Read Attribute Values Sub Command 28 4 2 2 Supported Attributes 30 4 2 3 Read Log Sector 31 4 2 4 Offline Data Collection 31 4 3 Identify Device ECh 32 4 4 Set F...

Страница 7: ...ring Spinup 7 Figure 2 3 Drive Base Casting Thermocouple Location 9 Figure 2 4 Forced Airflow Direction 10 Figure 2 5 Standard Factory Connectors 11 Figure 3 1 RPS Spinup Profile 15 Figure 5 1 Drive H...

Страница 8: ...ce Pin Connector Pin Definitions 11 Table 2 3 Full Model Number Description 12 Table 4 1 ATA 7 ATA 8 Command Opcodes 26 Table 4 2 SATA 2 5 Command Opcodes 27 Table 4 3 Obsolete Command Opcodes 27 Tabl...

Страница 9: ...he SCT Command Transport feature set provides a method for a host to send commands and data to a device and for a device to send data and status to a host using log pages Reliability Features Set Data...

Страница 10: ...erforming offline data collection it automatically relocates the sector without end user intervention Self Monitoring Analysis and Reporting Technology S M A R T S M A R T enables a drive s internal s...

Страница 11: ...required to keep the VCM motor from overheating s seek performance will be impacted under this condition 2 As used for storage capacity one megabyte MB one million bytes one gigabyte GB one billion by...

Страница 12: ...thod Partial DC Target Partial DC Target ECC Reed Solomon Reed Solomon 1 As used for storage capacity one megabyte MB one million bytes one gigabyte GB one billion bytes and one terabyte TB one trilli...

Страница 13: ...WD CONFIDENTIAL 5 2 2 1 Physical Dimensions English Metric Dimension Tolerance Dimension Tolerance Height 0 374 inches 0 01 inch 9 50 mm 0 20 mm Length 3 94 inches 0 01 inch 100 20 mm 0 25 mm Width 2...

Страница 14: ...ows the mounting dimensions and locations of the screw holes for the drive Figure 2 1 Mounting Dimensions 2x 61 72 4x 4 60 MIN 100 20 0 25 2x 76 60 2x 4 07 4X M3 THREAD 2 5mm FULL THREAD DEPTH MIN C B...

Страница 15: ...Spinup Note Current is 200 mA per 10 mV vertical deflection Operating Mode Current1 Power1 5 VDC Spinup max 950 mA 4 75W Read Write average 320 mA 1 6W Seek average 320 mA 1 6W POWER MANAGEMENT COMMA...

Страница 16: ...exceeding the level listed in Table 2 1 Operating performance may degrade during periods of exposure to continuous vibration Non Operating Vibration Note This specification applies to handling and tra...

Страница 17: ...horizontally in a free free state and measuring the side to side vibration Self vibration may not exceed the level listed in Table 2 1 Rotational Shock Non Operating Drives are tested by applying a r...

Страница 18: ...mperature2 60 C 140 F Humidity 8 90 RH non condensing 29 4 C maximum wet bulb Thermal Gradient 20 C hour maximum Humidity Gradient 20 hour maximum Non operating Temperature 40 C to 65 C 40 F to 149 F...

Страница 19: ...vironment by restricting the use of certain hazardous substances in new equipment and consists of restrictions on lead mercury cadmium and other substances The reliability performance and specificatio...

Страница 20: ...segment S1 Gnd 2nd mate S2 A Differential signal pair A from Phy S3 A S4 Gnd 2nd mate S5 B Differential signal pair B from Phy S6 B S7 Gnd 2nd mate Key and spacing separate signal and power segments...

Страница 21: ...io Video and Similar Electronic Apparatus CE Compliance for Europe Verified to comply with EN55022 2006 for RF Emissions and EN55024 1998 A1 2001 A2 2003 EN61000 3 2 2000 EN61000 3 3 1995 A1 2001 for...

Страница 22: ...RPS System on Chip SOC S M A R T Command Transport SCT Reliability Features Set Data Lifeguard Hot Plug Support Active LED Status Fluid Dynamic Bearings FDB Staggered Spin Up and Activity Indication...

Страница 23: ...of each data bit is aligned vertically to the spinning disk rather than longitudinally as has been the case in hard drive technology for decades In longitudinal recording as the bits become smaller a...

Страница 24: ...ion Figure 3 1 RPS Spinup Profile Note Current is 200 mA per 10 mV vertical deflection 3 4 System on Chip SOC The System on Chip SOC is the foundation for WD s next generation electronics and firmware...

Страница 25: ...n monitor the progress of the Write Same by issuing SCT Status requests This frees the host system to do other tasks while the media is being cleared 3 5 2 Read Write Long The function performed by th...

Страница 26: ...free and low level formatted at the factory After prolonged use any drive including a WD drive may develop defects If you continue receiving data errors in any given file use the Data Lifeguard Diagno...

Страница 27: ...e drive Conveyance Test Quickly identifies issues caused by handling damage Selective Test Scans host defined sections of the drive The test may be run to completion or be performed as a background ta...

Страница 28: ...Extended Read Retry Procedure ECC On the Fly If an ECC error occurs the drive attempts to correct it on the fly without retries Data can be corrected in this manner without performance penalty The de...

Страница 29: ...ugging disk drives They are hot plug controller IC s and precharge resistors 3 7 1 1 1 Hot Plug Controller IC s Hot plug controller IC s ramp up voltages to the inserted disk drive at a controlled slo...

Страница 30: ...rtion velocity with SATA specification insertion velocity analysis 3 7 1 4 1 Calculated Velocity The minimum SATA mating connector staggered pin spacing is 0 35 millimeters Disk drives typically have...

Страница 31: ...urrent and voltages low during discharge Because of the unpredictable nature of ESD use of ESD resistive not metal insertion guides is a safer solution since it gradually discharges any static charge...

Страница 32: ...ice status and activity The signal provided by the device for activity indication is a low voltage low current signal It is not suitable for directly driving an LED A buffer circuit external to the de...

Страница 33: ...e command when a host resident disk inactivity timer expires The Standby Immediate command causes the drive to spin down and enter a low power mode Subsequent disk access commands would cause the driv...

Страница 34: ...aster Password Revision code value of 0001h 00FEh must be used A Master Password Identifier of 0000h is ignored When the master password is set the drive does not enable the device lock function When...

Страница 35: ...FY B1 DEVICE CONFIGURATION RESTORE B1 DEVICE CONFIGURATION SET B1 DOWNLOAD MICROCODE 92 EXECUTE DEVICE DIAGNOSTIC 90 FLUSH CACHE E7 FLUSH CACHE EXT EA IDENTIFY DEVICE EC IDLE E3 IDLE IMMEDIATE E1 NOP...

Страница 36: ...mmand Opcodes 4 1 3 Obsolete Commands Table 4 3 lists the hexadecimal codes specific to each obsolete command supported by these hard drives Table 4 3 Obsolete Command Opcodes STANDBY E2 STANDBY IMMED...

Страница 37: ...s several sub commands that are selectable via the Features Register when the host issues the S M A R T command To select a sub command the host must write the appropriate sub command code to the Feat...

Страница 38: ...be caused by handling 09 0Eh Reserved 0Fh Self test routine in progress 364 365 XX Total time in seconds to complete offline data collection activity 366 XX Reserved 367 7Bh Offline data collection c...

Страница 39: ...Attribute ID Number Pre Failure Advisory Bit Status Flags bit 0 1 Read Error Rate 1 Pre Failure Spin up Time 3 Pre Failure Start Stop Count 4 Advisory Re allocated Sector Count 5 Pre Failure Seek Erro...

Страница 40: ...pending offline data collection process begins If an in process automatic offline data collection process is interrupted by a host command the automatic offline data collection process will then resu...

Страница 41: ...NTIFY PACKET DEVICE command Bit 13 1 Standby timer values as specified in this standard are supported 0 Standby timer values shall be managed by the device Bit 12 Reserved for the IDENTIFY PACKET DEVI...

Страница 42: ...ative Command Queuing NCQ Bit 7 3 Reserved for future Serial ATA signaling speed grades Bit 2 1 Supports Serial ATA Gen2 signaling speed 3 Gb s Bit 1 1 Supports Serial ATA Gen1 signaling speed 1 5 Gb...

Страница 43: ...f set Read Write DMA Queued supported Bit 0 If set Download Microcode command supported 0111 1101 0000 1001b 84 Command and Feature sets supported Bit 15 Shall be cleared to zero Bit 14 Shall be set t...

Страница 44: ...iple FUA EXT commands supported Bit 5 If set General Purpose Logging Feature Set supported Bit 4 Obsolete Bit 3 If set Media Card Pass Through Command feature set supported Bit 2 If set Media serial n...

Страница 45: ...2 If set WRITE UNCORRECTABLE EXT is supported Bit1 If set Write Read Verify feature set is enabled Bit 0 Reserved 0100 0000 0001 1000b 121 126 Reserved 0 127 Obsolete 0 128 Security Status Bit 15 9 R...

Страница 46: ...performance 80h Minimum power consumption without standby Disable Advanced Power Management 85h Don t care Enable use of Serial ATA Feature 10h 02h DMA Setup FIS Auto Activate optimization 03h Device...

Страница 47: ...ESD problems wear a properly grounded wrist strap when handling the hard drive Articles of clothing generate static electricity Do not allow clothing to come in direct contact with the hard drive or...

Страница 48: ...void contact with any component on the printed circuit board Figure 5 2 Hard Drive Removal From Static Shielding Bag After attaching your wrist strap gently remove the drive from the static shielding...

Страница 49: ...Z axis depending upon the physical design of your system For best results mount the drive with all four screws grounded to the chassis If all four screws are not used see Grounding on page 42 5 2 2 S...

Страница 50: ...A B C and D below You must ground the drive with at least one mounting screw Figure 5 3 Grounding Diagram Side Mounting Use four metal screws in A B C and D If less than four screws are used remove i...

Страница 51: ...umper Settings It is not necessary to put a jumper shunt on the drive for notebook use Advanced settings for the drive are as follows SSC Mode Spread spectrum clocking feature Default setting is disab...

Страница 52: ...tions Do not touch the components on the printed circuit board Do not obstruct or cover any holes on the drive s cover Air must be able to pass through these holes to the external air filter for norma...

Страница 53: ...ide variety of technical support services on our Internet site at support wdc com NORTH AMERICA US Canada Central Time 800 ASK 4WDC Monday Thursday 9 00 am 7 00 pm Friday 9 00 am 5 00 pm Saturday 8 00...

Страница 54: ...he media ECC On the Fly A hardware correction technique that corrects errors in the read buffer prior to host transfer without any performance penalties These error corrections are invisible to the ho...

Страница 55: ...encies Disk RPM is a critical component of hard drive performance because it directly impacts the rotational latency of the disk transfer rate Serial ATA SATA SATA is the next generation bus interface...

Страница 56: ...R T 28 Set Features 38 Hot Plug Support 20 I Input Voltage Requirements 8 Installation and Setup 39 Interleave 3 Internal Environmental Protection System 18 J Jumper Settings 42 Jumper Settings Diagr...

Страница 57: ...taggered Spinup 23 System on Chip SOC 15 T Technical Support 44 Online Services 44 Temperature airflow 10 cooling 10 thermocouple location 9 Temperature and Humidity 9 Thermal Management 17 Thermocoup...

Страница 58: ...50 RELEASED 4 7 11 WD CONFIDENTIAL 2679 771320 A00 Index WD Scorpio ML320S AF2...

Страница 59: ...1320 A00 Apr 2011 800 ASK 4WDC North America 800 832 4778 Spanish 800 6008 6008 Asia Pacific 00800 27549338 Europe toll free where available 31 880062100 Europe Middle East Africa Western Digital 3355...

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