Hitachi HDT725025VLA380 Specifications
Hitachi HDT725025VLA380 - Deskstar 0A33423 T7K500 250GB SATA 7200RPM 8MB Cache Hard Drive Manual
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- Hitachi HDT725025VLA380 | Specifications - Page 1
Hard Disk Drive Specification Deskstar T7K500 3.5 inch hard disk drive Models: HDT725025VLAT80 HDT725025VLA380 HDT725025VLA360 HDT725030VLAT80 HDT725030VLA380 HDT725030VLA360 HDT725032VLAT80 HDT725032VLA380 HDT725032VLA360 HDT725040VLAT80 HDT725040VLA380 HDT725040VLA360 HDT725050VLAT80 - Hitachi HDT725025VLA380 | Specifications - Page 2
- Hitachi HDT725025VLA380 | Specifications - Page 3
Hard Disk Drive Specification Deskstar T7K500 3.5 inch hard disk drive Models: HDT725025VLAT80 HDT725025VLA380 HDT725025VLA360 HDT725030VLAT80 HDT725030VLA380 HDT725030VLA360 HDT725032VLAT80 HDT725032VLA380 HDT725032VLA360 HDT725040VLAT80 HDT725040VLA380 HDT725040VLA360 HDT725050VLAT80 - Hitachi HDT725025VLA380 | Specifications - Page 4
law: HITACHI GLOBAL Hitachi may Hitachi products (machines and programs), programming, or services Hitachi intends to announce such Hitachi products, programming, or services in your country. Technical information about this product is available by contacting your local Hitachi Copyright Hitachi - Hitachi HDT725025VLA380 | Specifications - Page 5
15 4.5.3 Drive ready time 17 4.5.4 Operating modes 17 5.0. Defect flagging strategy 19 6.0. Electrical interface specification 21 6.1. pata model 27 6.5. Signal definition (SATA model 27 6.5.1 TX+ / TX 27 6.5.2 RX+ / RX 28 6.5.3 Out of band signaling (SATA model 28 6.6. Reset timings ...29 - Hitachi HDT725025VLA380 | Specifications - Page 6
DMA 35 6.9.5 Initiating Write DMA 36 6.9.6 Device Pausing Write DMA 37 6.9.7 Device Terminating Write DMA 38 6.9.8 Host Terminating Write DMA 39 6.10. Addressing of registers 40 6.10.1 Cabling ...40 7.0. Specification ...43 7.1. Jumper settings 43 7.1.1 Jumper pin location 43 7.1.2 Jumper - Hitachi HDT725025VLA380 | Specifications - Page 7
67 9.0. Registers...69 9.1. Register set...69 9.2. Alternate Status Register 70 9.3. Command Register 70 9.4. Cylinder High Register 70 9.5. Cylinder Low Register 70 9.6. Data Register ...71 9.7. Device Control Register 71 9.8. Drive Address Register 72 9.9. Device/Head Register 72 9.10 - Hitachi HDT725025VLA380 | Specifications - Page 8
Address Offset Feature 100 10.15.1 Enable/Disable Address Offset Mode 100 10.15.2 Identify Device Data 101 10.15.3 Exceptions in Address Offset Mode 101 10.16. 48-bit Address Feature Set 102 10.17. Streaming feature Set 102 10.17.1 Streaming commands 103 10.17.2 Urgent bit 103 10.17.3 Flush - Hitachi HDT725025VLA380 | Specifications - Page 9
CONFIGURATION FREEZE LOCK (subcommand C1h) ..137 12.3.3 DEVICE CONFIGURATION IDENTIFY (subcommand C2h) .........138 12.3.4 DEVICE CONFIGURATION SET (subcommand C3h 138 12.4. Download Microcode (92h 141 12.5. Execute Device Diagnostic (90h 142 12.6. Flush Cache (E7h 143 12.7. Flush Cache Ext - Hitachi HDT725025VLA380 | Specifications - Page 10
Multiple (C6h 223 12.41. Sleep (E6h/99h 224 12.42. S.M.A.R.T. Function Set (B0h 225 12.42.1 S.M.A.R.T. Function Subcommands 226 12.42.2 Device Attribute Data Structure 230 12.42.3 Device Attribute Thresholds data structure 233 12.42.4 S.M.A.R.T. Log Directory 235 12.42.5 S.M.A.R.T. summary - Hitachi HDT725025VLA380 | Specifications - Page 11
(Device Terminating Read 35 Table 27: settings for Disabling Auto Spin 47 Table 37: Temperature and humidity 49 Table 38: Limits of temperature and humidity 50 Table 39: Input voltage 51 Table 40: Power supply current of 80GB and 40GB models 52 Table 41: Power supply generated ripple at drive - Hitachi HDT725025VLA380 | Specifications - Page 12
46: Rotational shock 62 Table 47: Sound power levels 63 Table 48: Register Set 69 Table 49: Alternate Status Register 70 Table 50: Device Control Register 71 Table 51: Drive Address Register 72 Table 52: Device Head/Register 72 Table 53: Error Register 73 Table 54: Status Register 74 Table - Hitachi HDT725025VLA380 | Specifications - Page 13
Erase Unit (F4h 203 Table 122: Erase Unit information 203 Table 123: Security Freeze Lock command (F5h 205 Table 124: Security Set Password command (F1h 206 Table 125: Security Set Password Information 206 Table 126: Security Unlock command (F2h 208 Table 127: Seek command (7xh 210 Table 128 - Hitachi HDT725025VLA380 | Specifications - Page 14
Table 137: Sleep command (E6h/99h 224 Table 138: S.M.A.R.T. Function Set command (B0h 225 Table 139: Device Attribute Data Structure 230 Table 140: Individual Attribute Data Structure 230 Table 141: Device Attribute Thresholds Data Structure 234 Table 142: Individual Threshold Data Structure - Hitachi HDT725025VLA380 | Specifications - Page 15
1.0 General 1.1 Introduction This document describes the specifications of the Deskstar T7K500, a 3.5-inch hard disk drive with ATA interface and a rotational speed of 7200 RPM. HDT725025VLAT80 / A380 / A360 HDT725030VLAT80 / A380 / A360 HDT725032VLAT80 / A380 / A360 HDT725040VLAT80 / A380 / A360 - Hitachi HDT725025VLA380 | Specifications - Page 16
Communications Commission field replacement unit gravity (a unit of force) (32 ft/sec)2 per Hertz 1,000,000,000 bits 1,000,000,000 bytes ground hexadecimal hard disk drive Hertz Input integrated root mean square revolutions per minute reset read/write Deskstar T7K500 Hard Disk Drive Specification 2 - Hitachi HDT725025VLA380 | Specifications - Page 17
pins or the surface of the printed circuit board • This drive can be damaged by electrostatic discharge (ESD). Any damages incurred to the drive after its removal from the shipping package and the ESD protective bag are the responsibility of the user. Deskstar T7K500 Hard Disk Drive Specification 3 - Hitachi HDT725025VLA380 | Specifications - Page 18
Deskstar T7K500 Hard Disk Drive Specification 4 - Hitachi HDT725025VLA380 | Specifications - Page 19
security feature • Quiet Seek mode (AAM) • 48-bit addressing feature • Adaptive BPI • ATA-7 compliant • UDMA 133 support • Streaming feature set support • World Wide Name Note: For serial ATA model, please refer "Serial ATA Specification - Addendum." Deskstar T7K500 Hard Disk Drive specification 5 - Hitachi HDT725025VLA380 | Specifications - Page 20
Deskstar T7K500 Hard Disk Drive Specification 6 - Hitachi HDT725025VLA380 | Specifications - Page 21
Part 1. Functional specification Deskstar T7K500 Hard Disk Drive specification 7 - Hitachi HDT725025VLA380 | Specifications - Page 22
Deskstar T7K500 Hard Disk Drive Specification 8 - Hitachi HDT725025VLA380 | Specifications - Page 23
track for a seek operation. • Controls the voice coil motor driver to align the actuator in a desired position. • Constantly monitors drive is powered off, the actuator automatically moves the head to the actuator ramp outside of the disk where it parks. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 24
Deskstar T7K500 Hard Disk Drive Specification 10 - Hitachi HDT725025VLA380 | Specifications - Page 25
characteristics 4.1 Default logical drive parameters Table 1: Formatted capacities Description HDT725025VLxxxx HDT725030VLxxxx3 Physical Layout Label capacity (GB) 250 300 6 3 4320 - 9000 1792 - 8832 16 63 16,383 976,773,168 500,107,862,016 Deskstar T7K500 Hard Disk Drive Specification 11 - Hitachi HDT725025VLA380 | Specifications - Page 26
layout to Physical layout (that is, the actual Head and Sectors ) translation is done automatically in the drive. The default setting can be obtained by issuing an IDENTIFY DEVICE command. 3.The 300 GB model is capacity clip model of the 320 GB model. Deskstar T7K500 Hard Disk Drive Specification 12 - Hitachi HDT725025VLA380 | Specifications - Page 27
PATA) / 300 (SATA) 8192 / 16384 drive satisfies the sector continuity in the physical format by means of the defect flagging strategy described in Section 5.0, "Defect flagging strategy" on page 21 in order to provide the maximum performance to users. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 28
data which can be sent and retrieved via read/write commands and a spare area for reassigned data. Spare cylinder The spare cylinder is used by Hitachi Global Storage Technologies manufacturing and includes data sent from a defect location. Deskstar T7K500 Hard Disk Drive Specification 14 - Hitachi HDT725025VLA380 | Specifications - Page 29
contribute to the performance of the actual system. This specification tries to define the bare drive characteristics, not system throughput, which depends on the system Seek mode) Write (Quiet Seek mode) 8.5 9.5 9.5 10.5 14.0 14.7 15.0 15.7 Deskstar T7K500 Hard Disk Drive Specification 15 - Hitachi HDT725025VLA380 | Specifications - Page 30
mode) 1.3 Max (ms) 1.5 2.0 1.5 2.0 Single track seek is measured as the average of one (1) single track seek from every track in both directions (inward and outward). Deskstar T7K500 Hard Disk Drive Specification 16 - Hitachi HDT725025VLA380 | Specifications - Page 31
is the maximum time period that Device 0 waits for Device 1 to assert PDIAG. 4.5.4 Operating hard reset can change the mode to standby. Note: Upon power down or spindle stop a head locking mechanism will secure the heads in the OD parking position. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 32
: The command is processed immediately (within 1ms) but there will be an actual spin down time reflecting the seconds passed until the spindle motor stops. Deskstar T7K500 Hard Disk Drive Specification 18 - Hitachi HDT725025VLA380 | Specifications - Page 33
the inner zone. Table 12: PATA Plist physical format N N +1 defect N +2 defect N +3 s k ip s k ip Defects are skipped without any constraint, such as track or cylinder boundary. Deskstar T7K500 Hard Disk Drive Specification 19 - Hitachi HDT725025VLA380 | Specifications - Page 34
Deskstar T7K500 Hard Disk Drive Specification 20 - Hitachi HDT725025VLA380 | Specifications - Page 35
6.0 Electrical interface specification 6.1 Connector location Refer to the following illustration to see the location of the connectors PATA SATA Deskstar T7K500 Hard Disk Drive Specification 21 - Hitachi HDT725025VLA380 | Specifications - Page 36
are shown in the figure below. 43 21 Pin Voltage 1 +12 V 2 GND 3 GND 4 +5V 6.1.2 AT signal connector The AT signal connector is a 40-pin connector. Deskstar T7K500 Hard Disk Drive Specification 22 - Hitachi HDT725025VLA380 | Specifications - Page 37
transfer mode was previously chosen via Set Features. The drive becomes aware of this change upon assertion of the DMACK- line. These lines revert back to their original definitions upon the deassertion of DMACK- at the termination of the DMA burst. Deskstar T7K500 Hard Disk Drive Specification 23 - Hitachi HDT725025VLA380 | Specifications - Page 38
(Device Control when written) and Drive Address set when the IRQ bit is set by the drive CPU. The IRQ is reset to zero by a host read of the status register or a write to the Command Register. This signal is a 3-state line with 24mA of sink capability. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 39
5 volts in the drive through a 10 kΩ resistor. Following a Power On Reset, software reset, or RESET-, drive 1 shall negate PDIAG- within 1 ms (to indicate to device 0 that it is busy). Drive 1 shall then assert is needed to pull this line to 5 volts. Deskstar T7K500 Hard Disk Drive Specification 25 - Hitachi HDT725025VLA380 | Specifications - Page 40
DMA data in transfer. Device termination The termination resistors on the device side are implemented on the drive side as follows: • 33 Ω for DD0 through DD15, DMARQ, INTRQ • 82 Ω for CS0-, CS1-, DA0, DA1, DA2, DIOR-, DIOW-, DMACK• 22 Ω for IORDY Deskstar T7K500 Hard Disk Drive Specification 26 - Hitachi HDT725025VLA380 | Specifications - Page 41
specification: Inputs Outputs: Input High Voltage Input Low Voltage Output High Voltage Output Low Voltage 2.0 V min 0.8 V max. 2.4 V min. 0.5 V max. 6.5 Signal definition (SATA model) SATA has receivers and drivers to the serial ATA cable. Deskstar T7K500 Hard Disk Drive Specification 27 - Hitachi HDT725025VLA380 | Specifications - Page 42
26-May-2004. Serial ATA-II Extensions to Serial ATA 1.0a Rev.1.2 27-Aug-2004. 6.5.3 Out of band signaling (SATA model) PARAMETER DESCRIPTION t1 ALINE primitives t2 Spacing t3 ALIGN primitives t4 Psacing Nominal (ns) 106.7 320 106.7 106.7 Deskstar T7K500 Hard Disk Drive Specification 28 - Hitachi HDT725025VLA380 | Specifications - Page 43
6.6 Reset timings Table 15: System reset timing chart RESET- t10 BUSY t14 Table 16: System reset timing PARAMETER DESCRIPTION t10 RESET low width t14 RESET high to not BUSY Min (usec) 25 - Max (sec) 31 Deskstar T7K500 Hard Disk Drive Specification 29 - Hitachi HDT725025VLA380 | Specifications - Page 44
Mode 4 of the ATA/ATAPI-6 description. Table 17 setting of the next DRQ bit. 6.7.2 Read DRQ interval time For read sectors and read multiple operations the interval from the end of negation of the DRQ bit until setting of the next DRQ bit is as follows: Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 45
is 11.5 µs 6.8 Multi-word DMA timings The Multiword DMA timings meet Mode 2 of the ATA/ATAPI-6 description. Table 18: Multiword DMA cycle timing chart CS0-/CS1- tM DMARQ tLR/tLW DMACKDIOR - 5 20 10 0 5 25 - 25 10 - MAX (ns) - - 50 35 25 Deskstar T7K500 Hard Disk Drive Specification 31 - Hitachi HDT725025VLA380 | Specifications - Page 46
Device drives Maximum time allowed for output drivers to - 10 - 10 - 10 - 10 - 10 10 - 10 release tZAD Drivers to assert 0-0-0-0-0-0-0- tDS driving until the first transition of crit- 70 - 48 - 31 - 20 - 6.7 - 25 - 17.5 - ical timing Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 47
- 60 - 50 - 50 Note: When a host does not satisfy tSR timing, it should be ready to receive two more data words after HDMARDY - is negated. Deskstar T7K500 Hard Disk Drive Specification 33 - Hitachi HDT725025VLA380 | Specifications - Page 48
drivers to device 15 - 10 - 7 - 7 - 5 - 5 - 5 - tCH CRC word hold time at device 5-5-5-5-5-5-5- tACK Hold time for DMACK- 20 - 20 - 20 - 20 - 20 - 20 - 20 - tIO- Maximum time before RDYZ releasing IORDY - 20 - 20 - 20 - 20 - 20 - 20 - 20 Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 49
10 - 10 output drivers to release tZAH Maximum device tCH CRC word hold time at 5-5-5-5-5-5-5- device tACK Hold time for DMACK- 20 - 20 - 20 - 20 - 20 - 20 - 20 - tIORDYZ Maximum time before - 20 - 20 - 20 - 20 - 20 - 20 - 20 releasing IORDY Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 50
70 20 55 20 55 20 55 20 50 tZIORDY Minimum time before 0-0-0-0-0-0 - 0 - driving IORDY tLI Limited interlock time 0 150 0 150 0 150 0 100 0 100 0 10 - 7 - 7 - 5 - 4 - 2.6 - device tDH Data Hold time at device 5 - 5 - 5 - 5 - 5 - 4.6 - 3.5 - Deskstar T7K500 Hard Disk Drive Specification 36 - Hitachi HDT725025VLA380 | Specifications - Page 51
tSR tRFS Table 29: Ultra DMA cycle timings (Device Pausing Write) tSR tRFS PARAMETER DESCRIPTION (all values in 50 Note: When a device does not satisfy the tSR timing, it shall be ready to receive two more strobes after DDMARDY- is negated. Deskstar T7K500 Hard Disk Drive Specification 37 - Hitachi HDT725025VLA380 | Specifications - Page 52
- 5 - 5 - 5 - 5 - 5- device tACK Hold time for DMACK- 20 - 20 - 20 - 20 - 20 - 20 - 20 - negation tIORDYZ Maximum time before - 20 - 20 - 20 - 20 - 20 - 20 - 20 releasing IORDY Table 31: Ultra DMA cycle timings (Device TerminatingWrite) Deskstar T7K500 Hard Disk Drive Specification 38 - Hitachi HDT725025VLA380 | Specifications - Page 53
setup time at device 15 - 10 - 7 - 7 - 5 - 5 - 5 - tCH CRC word hold time at device 5-5-5-5-5-5-5- tACK Hold time for DMACK- 20 - 20 - 20 - 20 - 20 - 20 - 20 - tIO- Maximum time before RDYZ releasing IORDY - 20 - 20 - 20 - 20 - 20 - 20 - 20 Deskstar T7K500 Hard Disk Drive Specification 39 - Hitachi HDT725025VLA380 | Specifications - Page 54
The host addresses the drive through a set of registers called a 1 0 Drive/Head Reg. Drive/Head Reg. 01 1 1 1 Status Reg. Command Reg. Control Block Registers 10 1 1 0 Alt. Status Reg. Device control Reg. ATA cable assembly shall be used. Deskstar T7K500 Hard Disk Drive Specification 40 - Hitachi HDT725025VLA380 | Specifications - Page 55
Part 2. Interface specification Deskstar T7K500 Hard Disk Drive Specification 41 - Hitachi HDT725025VLA380 | Specifications - Page 56
Deskstar T7K500 Hard Disk Drive Specification 42 - Hitachi HDT725025VLA380 | Specifications - Page 57
7.1.2 Jumper pin identification Pin I Jumper pins Pin A DERA001.prz Pin B 7.1.3 Jumper pin assignment There are four jumper settings as shown in the following sections: • 16 logical head default (normal use) • 15 logical head default • 32 GB clip Deskstar T7K500 Hard Disk Drive Specification 43 - Hitachi HDT725025VLA380 | Specifications - Page 58
recognizes device 1 if it is present. The Device 1 Slave Present setting is for a slave device that does not comply with the ATA specification. Note: In conventional terminology "Device 0" designates a Master and "Device 1" designates a Slave. Deskstar T7K500 Hard Disk Drive Specification 44 - Hitachi HDT725025VLA380 | Specifications - Page 59
used to select Device 0, Device 1, Cable Selection, or Device1 (Slave) Present. IGECA HFDB IGECA HFDB IGECA HFDB IGECA HFDB IGECA HFDB DEVICE 0 (Master) DEVICE 1 (Slave) CABLE SEL DEVICE 1 (Slave) Present Shipping Default Condition (CABLE SEL) Deskstar T7K500 Hard Disk Drive Specification 45 - Hitachi HDT725025VLA380 | Specifications - Page 60
drive address is 0 (Device 0). • When CSEL is open or at a high level, the drive address is 1 (Device 1). 2. In CSEL mode, installing or removing the jumper blocks at A-B or C-D position does not affect any selection of Device or Cable Selection mode. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 61
Cable Selection, or Device1 (Slave) Present to enable Power Up In Standby. Table 36: Jumper settings for Disabling Auto Spin I GECA HFDB DEVICE 0 (Master) I GECA HFDB DEVICE 1 (Slave) I GECA HFDB CABLE SEL I GECA HFDB DEVICE 1 (Slave) Present Deskstar T7K500 Hard Disk Drive Specification 47 - Hitachi HDT725025VLA380 | Specifications - Page 62
E-F. In the CSEL mode the drive address is determined by AT interface signal #28 CSEL as follows: • When CSEL is grounded or at a low level, the drive address is 0 (Device 0). • When CSEL is open or at a high level, the drive address is 1 (Device 1). Deskstar T7K500 Hard Disk Drive Specification 48 - Hitachi HDT725025VLA380 | Specifications - Page 63
for providing sufficient ventilation to maintain a surface temperature below 65°C at the center of the top cover of the drive. • Noncondensing conditions should be maintained at any time. • Maximum storage period within shipping package is one year. Deskstar T7K500 Hard Disk Drive Specification 49 - Hitachi HDT725025VLA380 | Specifications - Page 64
is connected or disconnected to the legacy Power connector while power is being applied to the drive (no hot plug/unplug is allowed). If SATA power supply cable is connected or disconnected to the SATA power connector, hot plug/unplug is allowed. Deskstar T7K500 Hard Disk Drive Specification 50 - Hitachi HDT725025VLA380 | Specifications - Page 65
5.5 V +12 V 12 V + 10% -8% -0.3 to 15 V 1To avoid damage to the drive electronics, power supply voltage spikes must not exceed specifications. 0 to 5 sec 0 to 5 sec 2 +12V should be applied within 60 seconds after +5V is applied to the drive. Deskstar T7K500 Hard Disk Drive Specification 51 - Hitachi HDT725025VLA380 | Specifications - Page 66
Mean 300 400 130 400 260 300 560 1700 360 1000 2000 12 12 Std Dev 4 10 4 10 4 10 20 30 10 30 30 2 2 Total [W] 5.0 2.3 3.8 9.4 7.0 0.8 0.6 Deskstar T7K500 Hard Disk Drive Specification 52 - Hitachi HDT725025VLA380 | Specifications - Page 67
Power supply current of 250 / 300 / 320 GB SATA models (values in milliamps. RMS) Idle average Idle ripple drive power connector Table 41: Power supply generated ripple at drive power connector +5 V dc +12 V dc Maximum (mV pp) 100 150 MHz 0-10 0-10 Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 68
of the drive, the drive must be held by four screws in a user system frame which has no electrical level difference at the four screws position and has less than ±300 millivolts peak to peak level difference to the ground of the drive power connector. Deskstar T7K500 Hard Disk Drive Specification 54 - Hitachi HDT725025VLA380 | Specifications - Page 69
customer data, it is recommended that the last write access before power off be issued after setting the write cache off. 7.4.2 Cable noise interference To avoid any degradation of performance throughput or on page 247. Step 3: Terminate power to HDD. Deskstar T7K500 Hard Disk Drive Specification 55 - Hitachi HDT725025VLA380 | Specifications - Page 70
7.5 Mechanical specifications 7.5.1 Physical dimensions and weight Deskstar T7K500 Hard Disk Drive Specification 56 - Hitachi HDT725025VLA380 | Specifications - Page 71
of the disk enclosure equal to external air pressure. The following table lists the dimensions of the drive. Table 42: Physical dimensions and weight Height [mm] Width [mm] Length [mm] Weight [grams - maximum] 26.1 Max 101.6±0.25 147.0 Max 640 Deskstar T7K500 Hard Disk Drive Specification 57 - Hitachi HDT725025VLA380 | Specifications - Page 72
7.5.2 Mounting hole locations The mounting hole locations and size of the drive are shown below. All dimensions are in mm. Side View Bottom View UNC (1) 41.28±0.5 (2) 44.45±0.2 (3) 95.25±0.2 (4) 6.35±0.2 (5) 28.5±0.5 (6) 60.0±0.2 (7) 41.6±0.2 Deskstar T7K500 Hard Disk Drive Specification 58 - Hitachi HDT725025VLA380 | Specifications - Page 73
7.5.3 Connector locations SATA model 42.73 REF 13.43 REF 33.39 (3X) 5.08+/-0.1 4.6+/-0.5 4 Deskstar T7K500 Hard Disk Drive Specification 59 - Hitachi HDT725025VLA380 | Specifications - Page 74
down, the heads are automatically unload from the disk area and the locking mechanism of the head actuator will secure the heads in unload position. Deskstar T7K500 Hard Disk Drive Specification 60 - Hitachi HDT725025VLA380 | Specifications - Page 75
) levels shown below in each of three mutually perpendicular axes. The disk drive will operate without non-recoverable errors when subjected to the above random vibration Hz sine wave • 0.5 oct/min sweep rate • 3 minutes dwell at two major resonances Deskstar T7K500 Hard Disk Drive Specification 61 - Hitachi HDT725025VLA380 | Specifications - Page 76
and direction for total of 60. There must be a delay between shock pulses long enough to allow the drive to complete all necessary error recovery procedures. • No error occurs with a 10 G half-sine shock pulse Duration 1 ms 2 ms Rad/s2 30,000 20,000 Deskstar T7K500 Hard Disk Drive Specification 62 - Hitachi HDT725025VLA380 | Specifications - Page 77
, the place of manufacture, UL/CSA/TUV/CE/C-Tick mark logos • A bar code label containing the drive serial number • A label containing jumper pin description • A user designed label per agreement The above labels may be integrated with other labels Deskstar T7K500 Hard Disk Drive Specification 63 - Hitachi HDT725025VLA380 | Specifications - Page 78
devices such as this product. 7.9.3 Flammability The printed circuit boards used in this drive controlled. In addition to the Protocol Hitachi Global Storage Technologies requires the following: driver module includes 12 V over current protection circuit Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 79
SMA) EMC requirements of Australia. The SMA has pproved two forms of CTick Marking for Hitachi Global Storage Technologies. 7.10.1 CE Mark The product is declared to be in conformity hazardous substances in electrical and electronic equipment (RoHS). Deskstar T7K500 Hard Disk Drive Specification 65 - Hitachi HDT725025VLA380 | Specifications - Page 80
Deskstar T7K500 Hard Disk Drive Specification 66 - Hitachi HDT725025VLA380 | Specifications - Page 81
The minimum CCTL is 50ms.CCTL is set to 50ms when the specified value is shorter than 50ms. Error Recovery Control SCT Command set) When the device is in standby mode,any command where limit is shorter than 6.5 second,the issued command is aborted. Deskstar T7K500 Hard Disk Drive Specification 67 - Hitachi HDT725025VLA380 | Specifications - Page 82
Deskstar T7K500 Hard Disk Drive Specification 68 - Hitachi HDT725025VLA380 | Specifications - Page 83
9.0 Registers 9.1 Register set Table 49: Register Set CS0- Addresses CS1- DA2 DA1 N N x x N A 0 x N A 1 0 device or posting status from the device. The Control Block Registers are used for device control and to post alternate status. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 84
device. Command execution begins immediately after this register is written. The command set is shown in Table 67: 'Command Set" on page 129 and Table 74: 'Command Set end of the command, this register is updated to reflect the current LBA Bits 16-23 Deskstar T7K500 Hard Disk Drive Specification 70 - Hitachi HDT725025VLA380 | Specifications - Page 85
for at least 5 ms before setting RST = 0. Interrupt Enable. When IEN = 0, and the device is selected, the device interrupts to the host will be enabled. When IEN = 1, or the device is not selected, the device interrupts to the host will be disabled. Deskstar T7K500 Hard Disk Drive Specification 71 - Hitachi HDT725025VLA380 | Specifications - Page 86
. When L = 1, addressing is by LBA mode. Device. When DRV = 0, device 0 (master) is selected. When DRV = 1, device 1 (Slave) is selected. Head Select. These four bits indicate the these bits are updated to reflect the current LBA bits 24-27. Deskstar T7K500 Hard Disk Drive Specification 72 - Hitachi HDT725025VLA380 | Specifications - Page 87
requested to be transferred on a read or write operation between the host and the device. If the value in the register is set to 0, a count of 256 sectors (in 28-bit addressing) or 65,536 . These definitions are given in the command descriptions. Deskstar T7K500 Hard Disk Drive Specification 73 - Hitachi HDT725025VLA380 | Specifications - Page 88
the drive not spinning up. Data Request. Bit DRQ=1 indicates that the device is ready to transfer a word or byte of data between the host and the device. The host should not write the Command register when DRQ=1. CORR (COR) Corrected Data. Always 0 Deskstar T7K500 Hard Disk Drive Specification 74 - Hitachi HDT725025VLA380 | Specifications - Page 89
for a very short time during each revolution, the host may not see it set to 1 even if the host is continuously reading the Status Register. Therefore the host error type. The device sets bit ERR=0 when the next command is received from the host. Deskstar T7K500 Hard Disk Drive Specification 75 - Hitachi HDT725025VLA380 | Specifications - Page 90
Deskstar T7K500 Hard Disk Drive Specification 76 - Hitachi HDT725025VLA380 | Specifications - Page 91
power on defaults. In the case of Sleep mode, the device goes to Standby mode. In other cases, the device does not change current mode. Idle when Power-Up in Standby feature set is disabled. Standby when Power-Up in Standby feature set is enabled. Deskstar T7K500 Hard Disk Drive Specification 77 - Hitachi HDT725025VLA380 | Specifications - Page 92
Diagnostic command is shown in the figure below. Table 58: Diagnostic codes Code 01h 02h 03h 04h 05h 8xh Description No error detected Formatter device error Sector buffer error ECC circuitry error Controller microprocessor error Device 1 failed Deskstar T7K500 Hard Disk Drive Specification 78 - Hitachi HDT725025VLA380 | Specifications - Page 93
PDIAG- Asserted? Yes Yes No No (not read) (not read) Device 0 Passed Yes No Yes No Yes No Error Register 01h 0xh 81h 8xh 01h 0xh The "x" indicates the appropriate Diagnostic Code for the Power on, RESET-, Soft Reset, or Device Diagnostic error. Deskstar T7K500 Hard Disk Drive Specification 79 - Hitachi HDT725025VLA380 | Specifications - Page 94
the current translation mode values. On LBA addressing mode the LBA value is set to the following register: Device/Head Cylinder High Cylinder Low Sector Number - Hitachi HDT725025VLA380 | Specifications - Page 95
device waits for the specified time period and, if no command is received, the device automatically enters the standby mode. If the value of the SECTOR COUNT register on Idle command or Standby command is set to 00h, the standby timer is disabled. Deskstar T7K500 Hard Disk Drive Specification 81 - Hitachi HDT725025VLA380 | Specifications - Page 96
Active Idle Standby Sleep BSY x o o x RDY x 1 1 x Interface active Yes Yes Yes No Media Active Active Inactive Inactive Ready (RDY) is not a power condition. A device may post ready at the interface even though the media may not be accessible. Deskstar T7K500 Hard Disk Drive Specification 82 - Hitachi HDT725025VLA380 | Specifications - Page 97
thresholds are set at the device manufacturer's factory device performs the entire read scan with reallocation of the marginal sectors to prevent loss of user data. If interrupted by the host during the read scanning, the device services the host command. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 98
attributes are updated accordingly during the execution of self-test. If it is interrupted by the host during the self-tests, the device services the host command. If the device receives a firmware modification, all self-test log data is discarded Deskstar T7K500 Hard Disk Drive Specification 84 - Hitachi HDT725025VLA380 | Specifications - Page 99
is forgotten, the device can be unlocked via a Master Password. When the device lock function is enabled and the User Password is forgotten, only the Master Password with a Security Erase Unit command can unlock the device. User data is then erased. Deskstar T7K500 Hard Disk Drive Specification 85 - Hitachi HDT725025VLA380 | Specifications - Page 100
or dealer can set a new Master Password from default Master Password using the Security Set Password command without enabling the Device Lock Function. The Master Password Revision Code is set to FFFEh as shipping default by the drive manufacturer. Deskstar T7K500 Hard Disk Drive Specification 86 - Hitachi HDT725025VLA380 | Specifications - Page 101
mode Normal operation Power off POR Device unlocked mode Table 61: Initial setting 10.7.4.3 Operation from POR after user password is set When Device Lock Function is enabled, the device rejects media access command until a Security Unlock command Deskstar T7K500 Hard Disk Drive Specification 87 - Hitachi HDT725025VLA380 | Specifications - Page 102
available Freeze Lock command Enter Device Frozen mode Normal Operation expect Set Password, Disable Password, Erase Unit, Unlock commands. Table 62: Usual operation for POR (*1) - refer to the commands in Figure 10.7.5, "Command table" on page 84. Deskstar T7K500 Hard Disk Drive Specification 88 - Hitachi HDT725025VLA380 | Specifications - Page 103
4) of Word 128 in Identify Device information is set, and then the SECURITY ERASE UNIT command and the SECURITY UNLOCK command are aborted until a hard reset or a power off. The count and EXPIRE bit are cleared after a power on reset or a hard reset. Deskstar T7K500 Hard Disk Drive Specification 89 - Hitachi HDT725025VLA380 | Specifications - Page 104
Configure Stream Execute Device Diagnostic Device Configuration Restore Device Configuration Freeze Lock Device Configuration Identify Device Configuration Set Download Microcode Flush Executable Executable Executable Executable Command aborted Deskstar T7K500 Hard Disk Drive Specification 90 - Hitachi HDT725025VLA380 | Specifications - Page 105
Erase Unit Security Freeze Lock Security Set Password Security Unlock Seek Set Features Set Max Address Set Max Address Ext Set Multiple Mode Sleep SMART Disable Operations Executable Executable Executable Executable Executable Executable Executable Deskstar T7K500 Hard Disk Drive Specification 91 - Hitachi HDT725025VLA380 | Specifications - Page 106
protected area cannot be accessed until next Set Max ADDRESS command is issued. Since the device functions in the same manner as a 6.2 GB device, any BIOS, device driver, or application software will access the drive as if it were a 6.2 GB device. Deskstar T7K500 Hard Disk Drive Specification 92 - Hitachi HDT725025VLA380 | Specifications - Page 107
. When this command is accepted, the device is in the Set_Max_Frozen mode. The IDENTIFY DEVICE response word 83, bit 8 indicates that this extension is supported if set, and word 86, bit 8 indicates the Set Max security extension is enabled if set. Deskstar T7K500 Hard Disk Drive Specification 93 - Hitachi HDT725025VLA380 | Specifications - Page 108
measuring seek time. The seek command is usually used to measure the device seek time by accumulating the execution time for a number of seek commands ocess Seek oper at i on Over head A B+A B Tot al t i me = n * ( Seek oper at i on + A + B) Deskstar T7K500 Hard Disk Drive Specification 94 - Hitachi HDT725025VLA380 | Specifications - Page 109
. So the host system can confirm the completion of write cache operation by issuing a Soft reset, Standby (Immediate) command, or Flush Cache command to the device. before power off. Deskstar T7K500 Hard Disk Drive Specification 95 - Hitachi HDT725025VLA380 | Specifications - Page 110
a read operation for a sector has failed once and then has recovered at the specific ERP step, this sector of data is automatically reallocated. A media verification sequence may be run prior to the reallocation according to the predefined conditions. Deskstar T7K500 Hard Disk Drive Specification 96 - Hitachi HDT725025VLA380 | Specifications - Page 111
information indicates the states as follows: • identify device information is complete or incomplete • this feature set is implemented • this feature set is enabled or disabled • the device needs the Set Features command to spin-up into active state Deskstar T7K500 Hard Disk Drive Specification 97 - Hitachi HDT725025VLA380 | Specifications - Page 112
word 83, bit 3 indicates that Advanced Power Management feature is supported if set. Word 86, bit 3 indicates that Advanced Power Management is enabled if set. Word 91, bits 7-0 contains the current Advanced Power Management level if it is enabled. Deskstar T7K500 Hard Disk Drive Specification 98 - Hitachi HDT725025VLA380 | Specifications - Page 113
, bit 9 indicates that Automatic Acoustic Management is enabled if set. Word 94, bits 7-0s contains the current Automatic Acoustic Management level if Automatic Acoustic Management is enabled, and bits 8-15 contain the Vendor's recommended AAM level. Deskstar T7K500 Hard Disk Drive Specification 99 - Hitachi HDT725025VLA380 | Specifications - Page 114
Offset Feature removes the address offset and sets the size of the drive reported by the Identify Device command back to the size specified in the last nonvolatile Set Max Address command. Table 65: Device address map before and after Set Feature Deskstar T7K500 Hard Disk Drive Specification 100 - Hitachi HDT725025VLA380 | Specifications - Page 115
if the access protection is removed by a Set Max Address command. If the sectors for Read Look Ahead operation include the original native maximum LBA, Read Look Ahead operation is not carried out, even if it is enabled by the Set Feature command. Deskstar T7K500 Hard Disk Drive Specification 101 - Hitachi HDT725025VLA380 | Specifications - Page 116
integrity of the data. Streaming feature set commands only support 48-bit addressing. A device that implements the Streaming feature set shall implement the following minimum set of commands: • Configure Stream • Read Stream PIO • Write Stream PIO Deskstar T7K500 Hard Disk Drive Specification 102 - Hitachi HDT725025VLA380 | Specifications - Page 117
Read Stream DMA • Write Stream DMA • Read Log Ext Support of the Streaming feature set is indicated in Identify Device work 84 bit 4. Note that PIO versions of these commands in LBA space. This information helps the device with pre-fetching decisions. Deskstar T7K500 Hard Disk Drive Specification 103 - Hitachi HDT725025VLA380 | Specifications - Page 118
the length of an SCT data transfer. If SMART is supported, but not enabled, the drive supports SMART READ/WRITE LOG for Log page E0h and E1h. If security is enabled and password has not been issued to unlock the device, all SCT commands will fail. Deskstar T7K500 Hard Disk Drive Specification 104 - Hitachi HDT725025VLA380 | Specifications - Page 119
supported 1 Action Code 1 (Long Sector Access) supported 0 SCT Feature Set supported (includes SCT status) 10.18.0.2 SCT Command Nesting and intermingling with Standard commands In general, standard ATA on, software or Device/Head ---D- -- Deskstar T7K500 Hard Disk Drive Specification 105 - Hitachi HDT725025VLA380 | Specifications - Page 120
(LSB) Number of sectors to transfer (MSB) Sector Count Cylinder Low Cylinder High Device/Head Extended Status code (LSB) Number of sectors to transfer (LSB) Number of Reserved Previous Reserved Device/Head - - -D- - - - Command 3Fh Deskstar T7K500 Hard Disk Drive Specification 106 - Hitachi HDT725025VLA380 | Specifications - Page 121
(MSB) LBA High HOB=0 Number of sectors (MSB) HOB=1 Reserved HOB=1 Reserved Device/Head Device/Head -------- Status 50h Status 51h 10.18.1.3 Key Sector Format An SCT command (Key command ... The action codes are defined in Table below. Deskstar T7K500 Hard Disk Drive Specification 107 - Hitachi HDT725025VLA380 | Specifications - Page 122
was terminated because of unrecoverable error Reserved Vendor Specific Overlay switch failure in Long Sector Access command Read Long failure Write Long failure Write Cache enable failure Vendor Specific Reserved SCT command executing in background Deskstar T7K500 Hard Disk Drive Specification 108 - Hitachi HDT725025VLA380 | Specifications - Page 123
of sectors to be transferred Sector Number E1h Cylinder Low 4Fh Cylinder High C2h Device/Head - - -D- - - - Command B0h 10.18.1.7 Read/Write SCT Reserved Previous Reserved Device/Head - - -D- - - - Command 2Fh(Read)/3Fh(Write) Deskstar T7K500 Hard Disk Drive Specification 109 - Hitachi HDT725025VLA380 | Specifications - Page 124
a status is reported in the ATA registers. This status indicates that the command was accepted or that an error occurred. This ATA status return does not indicate successful 4Fh Cylinder High C2h Device/Head - - -D- - - - Command B0h Deskstar T7K500 Hard Disk Drive Specification 110 - Hitachi HDT725025VLA380 | Specifications - Page 125
Device/Head - - -D- - - - Command 2Fh 10.18.1.11 Format of SCT Status Response 10.18.2 SCT Command Set 10 ATA Read Long / Write Long capability, and has been extended beyond 28-bit addressing. Read Long Write Long Sector to be read or written Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 126
sectors to transfer (LSB) = 02h Cylinder High Number of sectors to transfer (MSB) = 00h Device/Head reserved Status 50h The Long Sector format for both read and write is two (512-byte) blocks the location specified in words two through five Deskstar T7K500 Hard Disk Drive Specification 112 - Hitachi HDT725025VLA380 | Specifications - Page 127
Device/ set to 0000h if the command completes without error. It will be less than FFFFh and grater the 0000h if the command terminated prematurely for any reason. Possible Extended Status Code for Background Operation (Function code = 0001h, 0002h) Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 128
Value 0003h 0001h 0002h 0001h 0002h Word 255:4 reserved 0000h Description Set the read and write error recovery time Set New Value Return Current Value Read Timer Write Timer If the limit is shorter than 6.5 second,the issued command is aborted. Deskstar T7K500 Hard Disk Drive Specification 114 - Hitachi HDT725025VLA380 | Specifications - Page 129
not when the command is sent to the device. These timers do not apply to streaming commands, or to queued commands when out-of-order data delivery is enabled. These command timers are volatile. The default value is 0 (i.e. disable command time-out). Deskstar T7K500 Hard Disk Drive Specification 115 - Hitachi HDT725025VLA380 | Specifications - Page 130
cycles. 255:5 reserved 0000h If the function code is 0001h, setting bit 0 to zero causes the requested feature state change to be volatile. A hard reset causes the drive to revert to default, or last non-volatile setting. Outputs: (TF Data) Deskstar T7K500 Hard Disk Drive Specification 116 - Hitachi HDT725025VLA380 | Specifications - Page 131
degrees Celsius. This is a 2's complement number. 80h indicates that this value is invalid. Maximum HDA temperature in degrees Celsius seen for the life of the drive. This is a 2's complement number. 80h indicates that this value is invalid. Deskstar T7K500 Hard Disk Drive Specification 117 - Hitachi HDT725025VLA380 | Specifications - Page 132
the first queue location will be set to the current value. All remaining queue locations are set to 80h. The Sample Period, Max Op Limit, Over Limit, Min Op Limit and Under Limit values are preserved. Default value is 0001h. Reserved Vendor Specific Deskstar T7K500 Hard Disk Drive Specification 118 - Hitachi HDT725025VLA380 | Specifications - Page 133
the first queue location will be set to the current value. All remaining queue locations are set to 80h. The Sample Period, Max Op Limit, Over Limit, Min Op Limit and Under Limit values are preserved. Default value is 0001h. Reserved Vendor Specific Deskstar T7K500 Hard Disk Drive Specification 119 - Hitachi HDT725025VLA380 | Specifications - Page 134
LSB) = 01h Cylinder High Number of sectors to transfer (MSB) = 00h Device/Head reserved Status 50h Table ID 0000h 0001h 0002h 0003h-CFFFh D000h-FFFFh Description 5:4 Word Interval Timer interval between entries in the history queue. Deskstar T7K500 Hard Disk Drive Specification 120 - Hitachi HDT725025VLA380 | Specifications - Page 135
Number of entry locations in history queue. This value is 128. 33:32 Word Queue Index Last updated entry in queue. Queue Index is zero-based, so Queue Index 0000h is the first location in the :(Queue Size +34) Byte [512-Queue Reserved Size-34] Deskstar T7K500 Hard Disk Drive Specification 121 - Hitachi HDT725025VLA380 | Specifications - Page 136
history is cleared, for new drives or after changing the Logging Interval, the Queue Index shall be set to zero and the first queue location shall be set to the current Absolute HDA Temperature value. All remaining queue locations are set to 80h. Deskstar T7K500 Hard Disk Drive Specification 122 - Hitachi HDT725025VLA380 | Specifications - Page 137
available for transfer to the host, the device sets BSY = 0, sets DRQ = 1, and interrupts the host. c. In response to the interrupt the host reads the Status Register. d. The device clears the interrupt in response to the Status Register being read. Deskstar T7K500 Hard Disk Drive Specification 123 - Hitachi HDT725025VLA380 | Specifications - Page 138
device sets SET • Format Track • Security Disable Password • Security Erase Unit • Security Set Password • Security Unlock • Set Max Set Password • Set Max Unlock • S.M.A.R.T. Write log sector • Write Buffer • Write Log Ext • Write Long • Write Multiple Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 139
with CHS mode or LBA mode. The mode is decided by the mode select bit (bit 6) of the Device/Head register on issuing the command. All data transfers to the device through the Data Register are 16 bits except for the ECC bytes which are 8 bits. Deskstar T7K500 Hard Disk Drive Specification 125 - Hitachi HDT725025VLA380 | Specifications - Page 140
= 1. d. When the device has finished processing the command, it sets BSY = 0 and interrupts the host. e. In response to the interrupt the host reads the Status Register. f. The device clears the interrupt in response to the Status Register being read Deskstar T7K500 Hard Disk Drive Specification 126 - Hitachi HDT725025VLA380 | Specifications - Page 141
transfer protocol currently in effect. 5. When all of the data has been transferred, the device generates an interrupt to the host. 6. The host resets the Slave DMA channel. 7. The host reads the Status Register and, optionally, the Error Register. Deskstar T7K500 Hard Disk Drive Specification 127 - Hitachi HDT725025VLA380 | Specifications - Page 142
Deskstar T7K500 Hard Disk Drive Specification 128 - Hitachi HDT725025VLA380 | Specifications - Page 143
supported by the device. Table 68: "Command Set (subcommand)" on page 132 shows the subcommands that are supported by each command or feature. Table 67: Command Set 1 1 1 1 C4 1 1 0 0 0 1 0 0 29 0 0 1 0 1 0 0 1 F8 1 1 1 1 1 0 0 0 27 0 0 1 0 0 1 1 1 Deskstar T7K500 Hard Disk Drive Specification 129 - Hitachi HDT725025VLA380 | Specifications - Page 144
Set Password 2 Security Unlock 3 Seek 3 Set Features 3 Set Max Address 3 Set Max Address Ext 3 Set 1 1 0 0 0 0 B0 1 0 1 1 0 0 0 0 B0 1 0 1 1 0 0 0 0 B0 1 0 1 1 0 0 0 0 B0 1 0 1 1 0 0 0 0 B0 1 0 1 1 0 0 0 0 B0 1 0 1 1 0 0 0 0 B0 1 0 1 1 0 0 0 0 Deskstar T7K500 Hard Disk Drive Specification 130 - Hitachi HDT725025VLA380 | Specifications - Page 145
0 CA 1 1 0 0 1 0 1 0 CB 1 1 0 0 1 0 1 1 35 0 0 1 1 0 1 0 1 3F 0 0 1 1 1 1 1 1 32 0 0 1 1 0 0 1 0 33 0 0 1 1 0 0 1 1 C5 1 1 0 0 0 1 0 1 39 0 0 1 1 1 0 0 1 30 0 0 1 1 0 0 0 0 31 0 0 1 1 0 0 0 1 34 0 0 1 1 0 1 0 0 3A 0 0 1 1 1 0 1 0 3B 0 0 1 1 1 0 1 1 Deskstar T7K500 Hard Disk Drive Specification 131 - Hitachi HDT725025VLA380 | Specifications - Page 146
Standby Feature Set EF 86 Disable Address Offset mode EF 89 Enable read look-ahead feature EF AA 4 bytes of ECC apply on Read/Write Long EF BB Disable Automatic Acoustic Management EF C2 Enable reverting to power on defaults EF CC Deskstar T7K500 Hard Disk Drive Specification 132 - Hitachi HDT725025VLA380 | Specifications - Page 147
of an input parameter. Symbols are used in the command descriptions: The command descriptions show the contents of the Status and Error Registers after the device has completed processing the command and has interrupted the host. Deskstar T7K500 Hard Disk Drive Specification 133 - Hitachi HDT725025VLA380 | Specifications - Page 148
the device Sector Count This indicates the power mode code. The command returns FFh in the Sector Count Register if the spindle motor is at speed and the device is not in Standby or Sleep mode. Otherwise, the Sector Count Register is set to 0. Deskstar T7K500 Hard Disk Drive Specification 134 - Hitachi HDT725025VLA380 | Specifications - Page 149
= 1 and the specified ID is already valid at the device, the new parameters shall replace the old parameters, unless Command Abort is returned (see abort to zero and a write stream if set to one. The Stream ID shall be a value between 0 and 7. Deskstar T7K500 Hard Disk Drive Specification 135 - Hitachi HDT725025VLA380 | Specifications - Page 150
Previous Sector Count Current Sector Count Previous If set to one, a request to add a new ((content of the Features register)* (Identify Device words (99:98))) micriseconds. This time shall be used by the device when a streaming command with the same Deskstar T7K500 Hard Disk Drive Specification 136 - Hitachi HDT725025VLA380 | Specifications - Page 151
and DEVICE CONFIGURATION RESTORE commands are aborted by the device. The DEVICE CONFIGURATION FREEZE LOCK condition shall be cleared by a power-down. The DEVICE CONFIGURATION FREEZE LOCK condition shall not be cleared by hardware or software reset. Deskstar T7K500 Hard Disk Drive Specification 137 - Hitachi HDT725025VLA380 | Specifications - Page 152
device will abort that command and returns an error reason code as below. Cylinder high Cylinder low Sector Number Sector count : 07h : 08h : 08h : 04h = word 7 is invalid = bit 3 is invalid = bit 3 is invalid = Security feature set is now enabled Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 153
word 255. Each byte is added with unsigned arithmetic and overflow is ignored. The sum of all bytes is zero when the checksum is correct. Deskstar T7K500 Hard Disk Drive Specification 139 - Hitachi HDT725025VLA380 | Specifications - Page 154
-up in Standby feature set supported 3 1 = Security feature set supported 2 1 = SMART error log supported 1 1 = SMART self-test supported 0 1 = SMART feature set supported Reserved Integrity word 15-8 Checksum 7-0 Signature (A5h) Deskstar T7K500 Hard Disk Drive Specification 140 - Hitachi HDT725025VLA380 | Specifications - Page 155
microcode, the device does DASP handshake in reloading new microcode. Thus the device does not recognize the slave device even though it exists. Also when the spin-up of the device is disabled, the device spins down after reloading new microcode. Deskstar T7K500 Hard Disk Drive Specification 141 - Hitachi HDT725025VLA380 | Specifications - Page 156
DF DSC DRQ COR IDX ERR 0 V0- - 0 - 0 The Execute Device Diagnostic command performs the internal diagnostic tests implemented by the device. The results of the test are stored in the Error Register. The normal Values" on page 78 for the definition. Deskstar T7K500 Hard Disk Drive Specification 142 - Hitachi HDT725025VLA380 | Specifications - Page 157
see below Status Register 7 654 3 2 1 0 BSY RDY DF DSC DRQ COR IDX ERR 0 V0V - 0 - V This command causes the device to complete writing data from its cache. The device returns good status after data in the write cache is written to the disk media. Deskstar T7K500 Hard Disk Drive Specification 143 - Hitachi HDT725025VLA380 | Specifications - Page 158
See below ... Status Register 7 654 3 2 1 0 BSY RDY DF DSC DRQ COR IDX ERR 0 V0V - 0 - V This command causes the device to complete writing data from its cache. The device returns good status after data in the write cache is written to disk media. Deskstar T7K500 Hard Disk Drive Specification 144 - Hitachi HDT725025VLA380 | Specifications - Page 159
DRQ COR IDX ERR 0 V0V - 0 - V The Format Track command formats a single logical track on the device. Each good sector of data on the track will be initialized to zero with the write operation. At this address bits 24-27 are to be formatted. (L= 1) Deskstar T7K500 Hard Disk Drive Specification 145 - Hitachi HDT725025VLA380 | Specifications - Page 160
Input parameters from the device Sector Number In LBA mode this register specifies the current LBA address bits as 0-7 (L = 1). Cylinder High/ LBA is out of range In LBA mode this command formats a single logical track including the specified LBA. Deskstar T7K500 Hard Disk Drive Specification 146 - Hitachi HDT725025VLA380 | Specifications - Page 161
LBA regardless of the setting by the Initialize Device Parameter (91h) command, Device Configuration Overlay or the Set Max Address (F9h drive capacity. To determine the command time-out value, refer to Word 89 of Identify Device data should be referred. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 162
information to the host. The device will transfer a sector to the host containing the information in Table 82 beginning on page 149. An asterisk (*) in next to the Content field indicates the use of those parameters that are vendor specific. Deskstar T7K500 Hard Disk Drive Specification 148 - Hitachi HDT725025VLA380 | Specifications - Page 163
13 Standby timer (=1) values as specified in ATA standard are supported (=0) values are vendor specific 12 (=0) Reserved 11 (=1) IORDY Supported 10 (=1) IORDY can be disabled 9 (=1) 8 (=1) 7- 0 (=0) LBA supported DMA supported Reserved Deskstar T7K500 Hard Disk Drive Specification 149 - Hitachi HDT725025VLA380 | Specifications - Page 164
supported (support mode 0,1 and 2) Flow Control PIO Transfer Modes Supported 15-8(=0) Reserved 7-0 (=3) Advanced PIO Transfer Modes Supported '11' = PIO Mode 3 and 4 Supported Minimum Queue depth 15-5(=0) 4-0(=1F) Reserved Maximum queued depth - 1 Deskstar T7K500 Hard Disk Drive Specification 150 - Hitachi HDT725025VLA380 | Specifications - Page 165
optimization 1(=0) Non-zero buffer offset in DMA Setup FIS 0(=0) Reserved Major version number 15-0(=FCh) ATA-2, ATA-3, ATA/ATAPI-4, ATA/ATAPI-5 and ATA/ATAPI-6 and ATA/ATAPI-7 Minor version number 15-0(=1Ah) ATA/ATAPI-7 T13 1532D revision 1 Deskstar T7K500 Hard Disk Drive Specification 151 - Hitachi HDT725025VLA380 | Specifications - Page 166
command Reserved Host Protected Area Feature Set DEVICE RESET command SERVICE interrupt Release interrupt LOOK AHEAD WRITE CACHE PACKET Command feature set Power management feature set Removable feature set Security feature set SMART feature Set Deskstar T7K500 Hard Disk Drive Specification 152 - Hitachi HDT725025VLA380 | Specifications - Page 167
Area feature set 9 DEVICE RESET command 8 SERVICE interrupt 7 RELEASE interrupt 6 LOOK AHEAD 5 WRITE CACHE 4 PACKET Command feature set 3 Power management feature set 2 Removable media feature set 1 Security feature set 0 SMART feature set Deskstar T7K500 Hard Disk Drive Specification 153 - Hitachi HDT725025VLA380 | Specifications - Page 168
Logging feature set supported Valid CONFIGURE STREAM command has been executed 3 (=0) Media Card Pass Through Command feature set enabled 2 (=0) Media serial number is valid 1 (=1) SMART self-test supported 0 (=1) SMART error logging supported Deskstar T7K500 Hard Disk Drive Specification 154 - Hitachi HDT725025VLA380 | Specifications - Page 169
. 1=detect 0=not detect 4 PDIAG- detection. 1=detect 0=not detect 3 Device diag. 1=pass 0=fail 2-1 How to determine the device number 00=Reserved. 01=Jumper. 10=CSEL signal. 11=Some other method. 0 Shall be set to one if Dev 0. Deskstar T7K500 Hard Disk Drive Specification 155 - Hitachi HDT725025VLA380 | Specifications - Page 170
zero. Reserved Inter-seek delay for ISO-7779 acoustic testing in microseconds World wide name the optional value of the world wide name for the device Reserved Removable Media Status Notification feature set 0000H=Not supported Deskstar T7K500 Hard Disk Drive Specification 156 - Hitachi HDT725025VLA380 | Specifications - Page 171
SATA Feature set is not supported by the device, the supported. 2 0=Write Uncorrectable is not supported. 1 0=Write-Read-Verify feature set is not enabled 0 Reserved Reserved Removable Media Status Notification feature set 0000H=Not supported Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 172
1 Action Code 1 (Long Sector Access) 1= Support 0 SCT Feature Set (includes SCT status) 1= Support Reserved 15-8 Checksum. This through 510 value is the two's complement of the sum of all bytes in byte 0 7-0 (A5) Signature Deskstar T7K500 Hard Disk Drive Specification 158 - Hitachi HDT725025VLA380 | Specifications - Page 173
sequence is enabled, the drive will enter Standby mode automatically if the time-out interval expires with no drive access from the host. The time-out interval will be reinitialized if there is a drive access before the time-out interval expires Deskstar T7K500 Hard Disk Drive Specification 159 - Hitachi HDT725025VLA380 | Specifications - Page 174
the device is already spinning, the spin up sequence is not executed. During Idle mode the device is spinning and ready to respond to the host commands immediately. The Idle Immediate command will not affect the auto power down time-out parameter. Deskstar T7K500 Hard Disk Drive Specification 160 - Hitachi HDT725025VLA380 | Specifications - Page 175
0 BSY RDY DF DSC DRQ COR IDX ERR 0 V0- - 0 - V The Initialize Device Parameters command enables the host to set the number of sectors per track and the number of heads minus 1, per cylinder. Words 54- is described in Identify Device command. Deskstar T7K500 Hard Disk Drive Specification 161 - Hitachi HDT725025VLA380 | Specifications - Page 176
0 V0- - 0 - V The Read Buffer command transfers a sector of data from the sector buffer of the device to the host. The sector is transferred through the Data Register 16 bits at a time. The sector transferred will Write Buffer command was issued. Deskstar T7K500 Hard Disk Drive Specification 162 - Hitachi HDT725025VLA380 | Specifications - Page 177
the DMARQ and are performed by the slave-DMA channel. The device issues only one interrupt per command to device Sector Count This indicates the number of requested sectors not transferred. This will be zero, unless an unrecoverable error occurs. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 178
-23 (High). (L=1) H This indicates the head number of the sector to be transferred. (L = 0) In LBA mode this register contains the current LBA bits 24-27. (L = 1) Deskstar T7K500 Hard Disk Drive Specification 164 - Hitachi HDT725025VLA380 | Specifications - Page 179
command. The data transfers are qualified by DMARQ and are performed by the slave-DMA channel. The device issues only one interrupt per command to indicate that data transfer has terminated and Current LBA (15:8) Cylinder Low Previous LBA (39:32) Deskstar T7K500 Hard Disk Drive Specification 165 - Hitachi HDT725025VLA380 | Specifications - Page 180
Current Cylinder High Previous LBA (23:16) LBA (47:40) Input parameters from the device Sector Number (HOB=0) LBA (7:0) of the address of the first unrecoverable error. Sector (HOB=1) LBA (47:40)of the address of the first unrecoverable error. Deskstar T7K500 Hard Disk Drive Specification 166 - Hitachi HDT725025VLA380 | Specifications - Page 181
Sector Count HOB=0 HOB=1 Sector Number HOB=0 HOB=1 Cylinder HOB=0 Low HOB=1 Cylinder HOB=0 High HOB=1 Device/Head Status See below ... Status Register 7 654 3 2 1 0 BSY RDY DF DSC DRQ COR the log to be read high order, bits (15:8). Deskstar T7K500 Hard Disk Drive Specification 167 - Hitachi HDT725025VLA380 | Specifications - Page 182
. If the feature set associated with the log specified in the Sector Number register is not supported or enabled, or if the values in the Sector Count, Sector Number or Cylinder Low registers are invalid, the device shall return command aborted. Deskstar T7K500 Hard Disk Drive Specification 168 - Hitachi HDT725025VLA380 | Specifications - Page 183
0000h indicates that there is no General Purpose Log Directory. The logs at log addresses 80-9Fh shall each be defined as 16 sectors long. Deskstar T7K500 Hard Disk Drive Specification 169 - Hitachi HDT725025VLA380 | Specifications - Page 184
four errors reported by the device. These error log data structure entries are viewed as a circular buffer. The fifth error shall create an error log structure that replaces the first error log data structure 34 124 Offset 00h 12h 24h 36h 48h 5Ah Deskstar T7K500 Hard Disk Drive Specification 170 - Hitachi HDT725025VLA380 | Specifications - Page 185
(7:0) Cylinder High register (15:8) Device/Head register Status register Extended error data (vendor specific) State Life stamp (hours) Bytes 1 1 1 1 1 1 1 1 1 1 1 1 19 1 2 34 Offset 00h 01h 02h 03h 04h 05h 06h 07h 08h 09h 0Ah 0Bh 0Ch 1Fh 20h Deskstar T7K500 Hard Disk Drive Specification 171 - Hitachi HDT725025VLA380 | Specifications - Page 186
nineteenth self-test shall create a descriptor entry that replaces descriptor entry 1. The next self-test after that shall create a descriptor entry that replaces descriptor entry 2, etc. All unused self-test descriptors shall be filled with zeros. Deskstar T7K500 Hard Disk Drive Specification 172 - Hitachi HDT725025VLA380 | Specifications - Page 187
the maximum value. After successful completion of a Read Log Ext command with the LBA Low Register set to 22h, the Read Stream Error Log shall be reset to a power-on or hardware reset 01h 02h 04h 20h Read Stream Error Log Entry #31 16 1F0h Deskstar T7K500 Hard Disk Drive Specification 173 - Hitachi HDT725025VLA380 | Specifications - Page 188
. This value may exceed 31. The Error Log Index indicates the error log data structure representing the most recent error. Only values (31:1) are valid. Deskstar T7K500 Hard Disk Drive Specification 174 - Hitachi HDT725025VLA380 | Specifications - Page 189
the Write Stream Error Count shall remain at the maximum value. After successful completion of a Read Log Ext command with the LBA Low Register set to 21h, the Write Stream Error Log shall be reset to a power-on or hardware reset condition, with the Deskstar T7K500 Hard Disk Drive Specification 175 - Hitachi HDT725025VLA380 | Specifications - Page 190
by the Read Log Ext command, when the LBA Low register is 20h. This data set is referred to as the Streaming Performance Parameters log, the length of which (in sectors) is statically indicated in Read Log Ext log address 00h (Log Directory). Deskstar T7K500 Hard Disk Drive Specification 176 - Hitachi HDT725025VLA380 | Specifications - Page 191
in position from last stream access to new stream access Time that may be required to begin access at new stream access position, in (Identify Device wirds (89:88))/256 time units Bytes n-(n+1) (n+2)-(n+3) Deskstar T7K500 Hard Disk Drive Specification 177 - Hitachi HDT725025VLA380 | Specifications - Page 192
data and ECC bytes from the device to the host. After 512 bytes of data have been transferred, the device will keep setting DRQ = 1 to indicate that the device is ready to transfer the (L = 1) R This indicates the retry bit. This bit is ignored. Deskstar T7K500 Hard Disk Drive Specification 178 - Hitachi HDT725025VLA380 | Specifications - Page 193
register contains current LBA bits 24-27. (L = 1) It should be noted that the device internally uses 52 bytes of ECC data on all data written or read from the disk. integrity of the devices ECC functions that the 52 byte ECC mode should be used. Deskstar T7K500 Hard Disk Drive Specification 179 - Hitachi HDT725025VLA380 | Specifications - Page 194
reads one or more sectors of data from disk media and then transfers the data from the device to the host. The sectors are transferred through the Data Register 16 bits at a time. -as defined by the Set Multiple command-instead of for each sector. Deskstar T7K500 Hard Disk Drive Specification 180 - Hitachi HDT725025VLA380 | Specifications - Page 195
is generated for each block (as defined by the Set Multiple command) instead of for each sector. Output parameters to the device Sector Count Current The number of continuous sectors to High Current LBA (23:16) Cylinder High Previous LBA (47:40) Deskstar T7K500 Hard Disk Drive Specification 181 - Hitachi HDT725025VLA380 | Specifications - Page 196
Input parameters from the device Sector Number (HOB=0) LBA (7:0) of the address of the first unrecoverable error. Sector Number (HOB=1) LBA first unrecoverable error. Cylinder High (HOB=1) LBA (47:40) of the address of the first unrecoverable error. Deskstar T7K500 Hard Disk Drive Specification 182 - Hitachi HDT725025VLA380 | Specifications - Page 197
Set Max ADDRESS command. If the 48-bit native max address is greater than 268,435,455, the Read Native Max Address command returns a value of 268,435,455. Input parameters from the device register contains the native maximum head number. (L = 0) Deskstar T7K500 Hard Disk Drive Specification 183 - Hitachi HDT725025VLA380 | Specifications - Page 198
This command returns the native max LBA of HDD which is not effected by Set Max Address Ext command. Input parameters from the device Sector Number (HOB=0) LBA (7:0) of the address of the Native max address Sector address of the Native max address Deskstar T7K500 Hard Disk Drive Specification 184 - Hitachi HDT725025VLA380 | Specifications - Page 199
command reads one or more sectors of data from disk media and then transfers the data from the device to the host. The sectors are transferred through the Data Register 16 bits at a time. this register contains the current LBA bits 0-7. (L = 1) Deskstar T7K500 Hard Disk Drive Specification 185 - Hitachi HDT725025VLA380 | Specifications - Page 200
16-23 (High). (L = 1) H This is the head number of the last transferred sector. (L = 0) In LBA mode this register contains the current LBA bits 24-27. (L = 1) Deskstar T7K500 Hard Disk Drive Specification 186 - Hitachi HDT725025VLA380 | Specifications - Page 201
command reads from 1 to 65,536 sectors of data from disk media and then transfers the data from the device to the host. The sectors are transferred through the Data Register 16 bits at a time. If an LBA (23:16) Cylinder High Previous LBA (47:40) Deskstar T7K500 Hard Disk Drive Specification 187 - Hitachi HDT725025VLA380 | Specifications - Page 202
Input parameters from the device Sector Number (HOB=0) LBA (7:0) of the address of the first unrecoverable error. Sector Number (HOB=1) LBA first unrecoverable error. Cylinder High (HOB=1) LBA (47:40) of the address of the first unrecoverable error. Deskstar T7K500 Hard Disk Drive Specification 188 - Hitachi HDT725025VLA380 | Specifications - Page 203
Completion Time Limit expired by setting the CCTO bit in the error log to one, In all cases, the device shall attempt to transfer the amount of data requested within the Command Completion Time Limit event if some data transferred is in error. Deskstar T7K500 Hard Disk Drive Specification 189 - Hitachi HDT725025VLA380 | Specifications - Page 204
this stream, so the device may attempt to continue its corresponding error recovery sequence where it left off earlier. Stream ID specifies the stream to be read. The device shall operate according to the Stream ID set by the Read Stream command. Deskstar T7K500 Hard Disk Drive Specification 190 - Hitachi HDT725025VLA380 | Specifications - Page 205
LBA (39:32). LBA (23:16). LBA (47:40). Input Parameters From The Device Sector Number (HOB=0) LBA (7:0) of the address of the first unrecoverable error. Sector shall be set to one if a Command Completion Time Limit Out error has occurred. Deskstar T7K500 Hard Disk Drive Specification 191 - Hitachi HDT725025VLA380 | Specifications - Page 206
a deferred write to the media for a previous Write Stream DMA or Write Stream PIO command. This error is from a previously issued command. If DWE is set to one, the location of the deferred error is only reported in the Write Stream error log. Deskstar T7K500 Hard Disk Drive Specification 192 - Hitachi HDT725025VLA380 | Specifications - Page 207
bit is set to one and the Command Completion Time Limit expires, the device shall set to one, the ERR bit cleared to zero, and report the fact that the Command Completion Time Limit expired by setting the CCTO bit in the error log to one, In all cases, Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 208
Read Continuous mode enabled. If the Read Continuous bit is set to one, the device shall not stop execution of the command due to errors. RC device will ignore the CCTL. The time is measured from the write of the command register to command completion. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 209
(39:32). LBA (23:16). LBA (47:40). Input Parameters From The Device Sector Number (HOB=0) LBA (7:0) of the address of the first unrecoverable error. set to one, the location of the deferred error is only reported in the Write Stream error log. Deskstar T7K500 Hard Disk Drive Specification 195 - Hitachi HDT725025VLA380 | Specifications - Page 210
ERR 0 V0V - 0 - V The Read Verify Sectors command verifies one or more sectors on the device. No data is transferred to the host. The difference between the Read Sector(s) command and the Read register contains the current LBA bits 0-7. (L = 1) Deskstar T7K500 Hard Disk Drive Specification 196 - Hitachi HDT725025VLA380 | Specifications - Page 211
16-23 (High). (L = 1) H This is the head number of the last transferred sector. (L = 0) In LBA mode this register contains the current LBA bits 24-27. (L = 1) Deskstar T7K500 Hard Disk Drive Specification 197 - Hitachi HDT725025VLA380 | Specifications - Page 212
0 V0V - 0 - V The Read Verify Sector(s) Ext command verifies one or more sectors on the device. No data is transferred to the host. The difference between the Read Sector(s) command and the Read Verify (23:16) Cylinder High Previous LBA (47:40) Deskstar T7K500 Hard Disk Drive Specification 198 - Hitachi HDT725025VLA380 | Specifications - Page 213
Input parameters from the device Sector Number (HOB=0) LBA (7:0) of the address of the first unrecoverable error. Sector Number (HOB=1) LBA first unrecoverable error. Cylinder High (HOB=1) LBA (47:40) of the address of the first unrecoverable error. Deskstar T7K500 Hard Disk Drive Specification 199 - Hitachi HDT725025VLA380 | Specifications - Page 214
Error see below Sector Count Sector Number Cylinder Low Cylinder High Device/Head Status see below Status Register 7 654 3 2 1 device cannot reach cylinder 0, T0N (Track 0 Not Found) will be set in the Error Register. Deskstar T7K500 Hard Disk Drive Specification 200 - Hitachi HDT725025VLA380 | Specifications - Page 215
control word. Identifier Zero indicates that the device should check the supplied password against the user password stored internally. One indicates that the device should check the given password against the master password stored internally. Deskstar T7K500 Hard Disk Drive Specification 201 - Hitachi HDT725025VLA380 | Specifications - Page 216
to enable device erasing and unlocking. The Security Erase Prepare Command must be issued immediately before the Format Unit Command. This command is to prevent accidental erasure of the device. This command does not request the transfer of data. Deskstar T7K500 Hard Disk Drive Specification 202 - Hitachi HDT725025VLA380 | Specifications - Page 217
The Host MAX LBA is set by the Initialize Drive Parameter, Device Configuration Overlay or the Set MAX ADDRESS command is ignored. The protected area by the Set MAX ADDRESS command is also to determine if the data sector is initialized correctly. Deskstar T7K500 Hard Disk Drive Specification 203 - Hitachi HDT725025VLA380 | Specifications - Page 218
), the password sent by the host is NOT compared with either the Master Password or the User Password. The device then erases all user data. The execution time of this command is set in word 89 of Table 82, "Identify device information," on page 149. Deskstar T7K500 Hard Disk Drive Specification 204 - Hitachi HDT725025VLA380 | Specifications - Page 219
a Power off. The following commands are rejected when the device is in frozen mode: • Security Set Password • Security Unlock • Security Disable Password • Security Erase Unit Refer to Table 70: "Command table for device lock operation" on page 84. Deskstar T7K500 Hard Disk Drive Specification 205 - Hitachi HDT725025VLA380 | Specifications - Page 220
0 = 1) Reserved Identifier Zero indicates that the device should check the supplied password against the user password stored internally. One indicates that the device should check the given password against the master password stored internally. Deskstar T7K500 Hard Disk Drive Specification 206 - Hitachi HDT725025VLA380 | Specifications - Page 221
password previously set is still stored in the drive but may NOT be used to unlock the device. Identifier = Master / Security level = Maximum This combination will set a master password but will NOT enable the security mode feature (lock function). Deskstar T7K500 Hard Disk Drive Specification 207 - Hitachi HDT725025VLA380 | Specifications - Page 222
(1- Master, 0- User) bit 1-15 : Reserved 01-16 Password (32 bytes) 17-255 Reserved Identifier A zero indicates that the device regards Password as the User Password. A one indicates that the device regards Password as the Master Password. Deskstar T7K500 Hard Disk Drive Specification 208 - Hitachi HDT725025VLA380 | Specifications - Page 223
only reason that an abort error will be returned by the drive AFTER the password information has been sent to the device. An abort error returned by the device BEFORE the password data has been sent to the drive indicates that another problem exists. Deskstar T7K500 Hard Disk Drive Specification 209 - Hitachi HDT725025VLA380 | Specifications - Page 224
specifies the LBA address bits 24-27 for seek. (L = 1) Input parameters from the device Sector Number In LBA mode this register contains the current LBA bits 0-7. (L = 1) Cylinder mode this register contains the current LBA bits 24-27. (L = 1) Deskstar T7K500 Hard Disk Drive Specification 210 - Hitachi HDT725025VLA380 | Specifications - Page 225
register Enable Advanced Power Management Enable Power-up in Standby feature set Power-up in Standby feature set device spin-up Enable Address Offset mode Enable Automatic Acoustic Management 52 Management Enable reverting to power on defaults Deskstar T7K500 Hard Disk Drive Specification 211 - Hitachi HDT725025VLA380 | Specifications - Page 226
reassignment capacity of the device, the write cache function will automatically be disabled. Although the device still accepts the Set Features command (with Feature 5+ 120[sec] (120 ☯y1 ☯435) y2 =N/A (the device does not go to Low RPM standby mode) Deskstar T7K500 Hard Disk Drive Specification 212 - Hitachi HDT725025VLA380 | Specifications - Page 227
RPM standby mode If Low power idle mode has already been enabled (i.e., y1 has been set) before Low RPM standby mode is enabled, y1 is preserved. If Low power idle mode is disabled Advanced Power Management), the deepest Power Saving becomes normal Idle. Deskstar T7K500 Hard Disk Drive Specification 213 - Hitachi HDT725025VLA380 | Specifications - Page 228
mode Set to Quiet Seek mode Aborted The device preserves enabling or disabling of Automatic Acoustic Management and the current Automatic Acoustic Management level setting across all forms of reset, that is, Power on, Hardware, and Software Resets. Deskstar T7K500 Hard Disk Drive Specification 214 - Hitachi HDT725025VLA380 | Specifications - Page 229
(103:100) shall be the same as the value placed in words (61:60). However, if the device contains greater than 268,435,455 sectors, the capacity addressable with 28-bit commands, and the address requested is 268,435,455, the max address shall be Deskstar T7K500 Hard Disk Drive Specification 215 - Hitachi HDT725025VLA380 | Specifications - Page 230
16 - 23 (High) which is set. (L=1) In CHS mode this register contains max cylinder number which is set. (L=0) H In LBA mode this register contains max LBA bits 24 - 27 which is set. (L=1) In CHS mode this register contains max head number. (L=0) Deskstar T7K500 Hard Disk Drive Specification 216 - Hitachi HDT725025VLA380 | Specifications - Page 231
retained by the device until the next power cycle. When the device accepts this command, the device is in Set_Max_Unlocked state. Table 132: Set Max Set Password data contents Word 00 01-16 17-255 Description Reserved Password (32 bytes) Reserved Deskstar T7K500 Hard Disk Drive Specification 217 - Hitachi HDT725025VLA380 | Specifications - Page 232
state. After this command is completed, any other Set Max commands except Set Max Unlock and Set Max Freeze Lock are rejected. The device remains in this state until a power cycle or the acceptance of a Set Max Unlock or Set Max Freeze Lock command Deskstar T7K500 Hard Disk Drive Specification 218 - Hitachi HDT725025VLA380 | Specifications - Page 233
password mismatch. When this counter reaches zero, all Set Max Unlock commands are rejected until a hard reset or a power off occurs. If the password compare matches, the device sets the Set_Max_Unlocked state and all Set Max commands are accepted. Deskstar T7K500 Hard Disk Drive Specification 219 - Hitachi HDT725025VLA380 | Specifications - Page 234
the device to Set_Max_Frozen state. After the completion of the command any subsequent Set Max commands are rejected. The following commands are disabled by Set Max Freeze Lock: • Set Max Address • Set Max Set PASSWORD • Set Max Lock • Set Max Unlock Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 235
Address Offset mode receives this command with the nonvolatile option, the device returns aborted error to the host. The device returns the command aborted for a second non-volatile Set Max Address Ext command until next power on or hardware reset. Deskstar T7K500 Hard Disk Drive Specification 221 - Hitachi HDT725025VLA380 | Specifications - Page 236
Number (HOB=0) Set Max LBA (7:0). Sector Number (HOB=1) Set Max LBA (31:24). Cylinder Low (HOB=0) Set Max LBA (15:8). Cylinder Low (HOB=1) Set Max LBA (39:32). Cylinder High (HOB=0) Set Max LBA (23:16). Cylinder High (HOB=1) Set Max LBA (47:40). Deskstar T7K500 Hard Disk Drive Specification 222 - Hitachi HDT725025VLA380 | Specifications - Page 237
RDY DF DSC DRQ COR IDX ERR 0 V0- - 0 - V The Set Multiple command enables the device to perform Read and Write Multiple commands and establishes the block size for these commands then the Read Multiple and the Write Multiple commands are disabled. Deskstar T7K500 Hard Disk Drive Specification 223 - Hitachi HDT725025VLA380 | Specifications - Page 238
the device to enter Sleep Mode. The device is spun down and the interface becomes inactive. If the device is already spun down, the spin down sequence is not executed. A software reset or a hardware reset is the only way to recover from Sleep Mode. Deskstar T7K500 Hard Disk Drive Specification 224 - Hitachi HDT725025VLA380 | Specifications - Page 239
is issued by the host. In order to select a subcommand the host must write the subcommand code to the Features Register of the device before issuing the S.M.A.R.T. Function Set command. The subcommands and their respective codes are listed below. Deskstar T7K500 Hard Disk Drive Specification 225 - Hitachi HDT725025VLA380 | Specifications - Page 240
subcommand disables the Autosave feature along with the S.M.A.R.T. operations of the device. Upon the receipt of the subcommand from the host, the device asserts BSY, enables or disables the Autosave feature, clears BSY, and asserts INTRQ. Deskstar T7K500 Hard Disk Drive Specification 226 - Hitachi HDT725025VLA380 | Specifications - Page 241
Save Attribute Values subcommand from the host, the device asserts BSY, writes any updated Attribute Values to the Attribute Data sector, set to one. The Sector Number shall be set to specify the log sector address. Log sector address Content Type Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 242
command will be preserved in the device's Attribute Data Sectors. If the device is re-enabled, these Attribute Values will be updated, as needed, upon receipt of a S.M.A.R.T. Read Attribute Values or a S.M.A.R.T. Save Attribute Values command. Deskstar T7K500 Hard Disk Drive Specification 228 - Hitachi HDT725025VLA380 | Specifications - Page 243
that causes the device to perform the set of off-line data specific and does not change the current Automatic Off-line Data Collection status, but the device may respond with the error code specified in Table 151: "S.M.A.R.T. Error Codes" on page 239. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 244
entry in the Device Attribute Data Structure. Table 141: Individual Attribute Data Structure Description Attribute ID Number (01h to FFh) Status Flags Attribute Value (valid values from 01h to FDh) Vendor Specific Total Bytes Byte 1 2 1 8 12 Offset 00h 01h 03h 04h Deskstar T7K500 Hard Disk Drive - Hitachi HDT725025VLA380 | Specifications - Page 245
: Any nonzero value in the Attribute ID Number indicates an active attribute. The device supports following Attribute ID Numbers. ID 0 1 2 3 4 5 7 8 9 line activities of the device. Bit 7 indicates an Automatic Off-line Data Collection Status. Deskstar T7K500 Hard Disk Drive Specification 231 - Hitachi HDT725025VLA380 | Specifications - Page 246
off-line by host bit 0 The device will suspend off-line data collection activity after an interrupting command and resume it after a vendor specific event 1 The device will abort off-line data collection activity upon receipt of a new command Deskstar T7K500 Hard Disk Drive Specification 232 - Hitachi HDT725025VLA380 | Specifications - Page 247
Error logging capability Bit Definition 7-1 Reserved (0) 0 The Error Logging support bit. If bit = 1, the device supports the Error Logging 12.42.2.9 Self-test failure check point This the lowest numbered byte address location in the field. Deskstar T7K500 Hard Disk Drive Specification 233 - Hitachi HDT725025VLA380 | Specifications - Page 248
1 10 12 Offset 00h 01h 02h 12.42.3.3 Attribute ID Numbers Attribute ID Numbers supported by the device are the same as Attribute Values Data Structures. 12.42.3.4 Attribute Threshold These values are of the first 511 bytes in the data structure. Deskstar T7K500 Hard Disk Drive Specification 234 - Hitachi HDT725025VLA380 | Specifications - Page 249
value is set to 01h. 12.42.5.2 Error log pointer This points to the most recent error log data structure. Only values 1 through 5 are valid. 12.42.5.3 Device error count This field contains the total number of errors. The value will not roll over. Deskstar T7K500 Hard Disk Drive Specification 235 - Hitachi HDT725025VLA380 | Specifications - Page 250
count register 1 Sector number register 1 Cylinder Low register 1 Cylinder High register 1 Device/Head register 1 Status register 1 Extended error data (vendor specific) 19 State 1 Offset 00h 01h 02h 03h 04h 05h 06h 07h 08h 1Bh Deskstar T7K500 Hard Disk Drive Specification 236 - Hitachi HDT725025VLA380 | Specifications - Page 251
shown in these data structures follow the ATA/ATAPI-5 specifications for byte ordering. Table 149: Self- The data structure contains the descriptor of the Self-test that the device has performed. Each descriptor is 24 bytes long and the self-test data Deskstar T7K500 Hard Disk Drive Specification 237 - Hitachi HDT725025VLA380 | Specifications - Page 252
the host to select the parameters for the self-test and to monitor the progress of the self-test. The following table defines the contents Deskstar T7K500 Hard Disk Drive Specification 238 - Hitachi HDT725025VLA380 | Specifications - Page 253
follow the ATA/ATAPI-7 specifications for byte ordering SET command was received by the device with a subcommand value in the Features Register that is either invalid or not supported by this device. Status Register 51h 51h Error Register 04h 04h Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 254
device while the device was in a "S.M.A.R.T. Disabled" state. The device is unable to read its Attribute Values or Attribute Thresholds data structure 51h 10h or 40h The device is unable to write to its Attribute Values 51h 10h data structure. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 255
The Standby command causes the device to enter the Standby Mode immediately and to set the auto power down time-out parameter (standby timer). When the Standby mode is entered, the drive is spun down but the 10 seconds 21 minutes 15 seconds Deskstar T7K500 Hard Disk Drive Specification 241 - Hitachi HDT725025VLA380 | Specifications - Page 256
is enabled, the device will enter the Standby mode automatically if the time-out interval expires with no device access from the host. The time-out interval will be reinitialized if there is a drive access before the time-out interval expires. Deskstar T7K500 Hard Disk Drive Specification 242 - Hitachi HDT725025VLA380 | Specifications - Page 257
is not executed. During the Standby mode the device will respond to commands, however there will be a delay while waiting for the spindle to reach operating speed. The Standby Immediate command will not affect the auto power down time-out parameter. Deskstar T7K500 Hard Disk Drive Specification 243 - Hitachi HDT725025VLA380 | Specifications - Page 258
device. The sectors of data are transferred through the Data Register 16 bits at a time. The Read Buffer and Write Buffer commands are synchronized such that sequential Write Buffer and Read Buffer commands access the same 512 byte within the buffer. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 259
DMARQ and are performed by the slave-DMA channel. The device issues only one interrupt per command device Sector Count This indicates the number of requested sectors not transferred. The Sector Count will be zero unless an unrecoverable error occurs. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 260
16-23 (High). (L = 1) H This indicates the head number of the last transferred sector. (L = 0) In LBA mode this register contains the current LBA bits 24-27. (L = 1) Deskstar T7K500 Hard Disk Drive Specification 246 - Hitachi HDT725025VLA380 | Specifications - Page 261
the command. Data transfers are qualified by DMARQ and are performed by the slave-DMA channel. The device issues only one interrupt per command to indicate that data transfer has terminated Low Current LBA (15:8) Cylinder Low Previous LBA (39:32) Deskstar T7K500 Hard Disk Drive Specification 247 - Hitachi HDT725025VLA380 | Specifications - Page 262
Current Cylinder High Previous LBA (23:16) LBA (47:40) Input parameters from the device Sector Number (HOB=0) LBA (7:0) of the address of the first unrecoverable error. Sector (HOB=1) LBA (47:40) of the address of the first unrecoverable error. Deskstar T7K500 Hard Disk Drive Specification 248 - Hitachi HDT725025VLA380 | Specifications - Page 263
the command. Data transfers are qualified by DMARQ and are performed by the slave-DMA channel. The device issues only one interrupt per command to indicate that data transfer has terminated Low Current LBA (15:8) Cylinder Low Previous LBA (39:32) Deskstar T7K500 Hard Disk Drive Specification 249 - Hitachi HDT725025VLA380 | Specifications - Page 264
Current Cylinder High Previous LBA (23:16) LBA (47:40) Input parameters from the device Sector Number (HOB=0) LBA (7:0) of the address of the first unrecoverable error. Sector (HOB=1) LBA (47:40) of the address of the first unrecoverable error. Deskstar T7K500 Hard Disk Drive Specification 250 - Hitachi HDT725025VLA380 | Specifications - Page 265
supported or enabled, or if the values in the Sector Count, Sector Number or Cylinder Low registers are invalid, the device shall return command aborted. If the host attempts to write to a read only log address, the device shall return command aborted. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 266
the device Sector Count This indicates the number of requested sectors not transferred. Sector Number This indicates the sector number of the sector to be transferred. (L = 0) In LBA mode this register contains the current LBA bits 0-7. (L = 1) Deskstar T7K500 Hard Disk Drive Specification 252 - Hitachi HDT725025VLA380 | Specifications - Page 267
0) In LBA mode this register contains current the LBA bits 24-27. (L = 1) The drive internally uses 52 bytes of ECC on all data read or writes. The 4-byte mode of drive. Unexpected results may occur if such testing is performed using 4-byte mode. Deskstar T7K500 Hard Disk Drive Specification 253 - Hitachi HDT725025VLA380 | Specifications - Page 268
Write Multiple command transfers one or more sectors from the host to the device. The data is then written to the disk media. Command execution is generated for each block as defined by the Set Multiple command instead of for each sector. The Deskstar T7K500 Hard Disk Drive Specification 254 - Hitachi HDT725025VLA380 | Specifications - Page 269
16-23 (High). (L = 1) This indicates the head number of the last transferred sector. (L = 0) In LBA mode this register contains current the LBA bits 24-27. (L = 1) Deskstar T7K500 Hard Disk Drive Specification 255 - Hitachi HDT725025VLA380 | Specifications - Page 270
Multiple Ext command transfers one or more sectors from the host to the device, then the data is written to the disk media. Command execution is generated for each block (as defined by the Set Multiple command) instead of for each sector. The Deskstar T7K500 Hard Disk Drive Specification 256 - Hitachi HDT725025VLA380 | Specifications - Page 271
Input parameters from the device Sector Number (HOB=0) LBA (7:0) of the address of the first unrecoverable error. Sector Number (HOB=1) LBA first unrecoverable error. Cylinder High (HOB=1) LBA (47:40) of the address of the first unrecoverable error. Deskstar T7K500 Hard Disk Drive Specification 257 - Hitachi HDT725025VLA380 | Specifications - Page 272
Write Multiple Ext command transfers one or more sectors from the host to the device, and then the data is written to the disk media. This command is generated for each block (as defined by the Set Multiple command) instead of for each sector. The Deskstar T7K500 Hard Disk Drive Specification 258 - Hitachi HDT725025VLA380 | Specifications - Page 273
Input parameters from the device Sector Number (HOB=0) LBA (7:0) of the address of the first unrecoverable error. Sector Number (HOB=1) LBA first unrecoverable error. Cylinder High (HOB=1) LBA (47:40) of the address of the first unrecoverable error. Deskstar T7K500 Hard Disk Drive Specification 259 - Hitachi HDT725025VLA380 | Specifications - Page 274
V0V - 0 - V The Write Sectors command transfers one or more sectors from the host to the device. The data is then written to the disk media. The sectors are transferred through the Data Register 16 contains the current LBA bits 0-7. (L = 1) Deskstar T7K500 Hard Disk Drive Specification 260 - Hitachi HDT725025VLA380 | Specifications - Page 275
16-23 (High). (L = 1) H This indicates the head number of the last transferred sector. (L = 0) In LBA mode this register contains the current LBA bits 24-27. (L = 1) Deskstar T7K500 Hard Disk Drive Specification 261 - Hitachi HDT725025VLA380 | Specifications - Page 276
0 VVV - 0 - V The Write Sectors command transfers one or more sectors from the host to the device; the data is then written to the disk media. The sectors are transferred through the Data Register 16 bits :16) Cylinder High Previous LBA (47:40) Deskstar T7K500 Hard Disk Drive Specification 262 - Hitachi HDT725025VLA380 | Specifications - Page 277
Input parameters from the device Sector Number (HOB=0) LBA (7:0) of the address of the first unrecoverable error. Sector Number (HOB=1) LBA first unrecoverable error. Cylinder High (HOB=1) LBA (47:40) of the address of the first unrecoverable error. Deskstar T7K500 Hard Disk Drive Specification 263 - Hitachi HDT725025VLA380 | Specifications - Page 278
Completion Time Limit expired by setting the CCTO bit in the error log to one, In all cases, the device shall attempt to transfer the amount of data requested within the Command Completion Time Limit event if some data transferred is in error. Deskstar T7K500 Hard Disk Drive Specification 264 - Hitachi HDT725025VLA380 | Specifications - Page 279
or ABRT reported in the error log. If the WC bit is set to one and the Command Completion Time Limit expires, the device shall stop execution of the command and provide ending status with the BSY ). LBA (15:8). LBA (39:32). LBA (23:16). LBA (47:40). Deskstar T7K500 Hard Disk Drive Specification 265 - Hitachi HDT725025VLA380 | Specifications - Page 280
Completion Time Limit expired by setting the CCTO bit in the error log to one, In all cases, the device shall attempt to transfer the amount of data requested within the Command Completion Time Limit event if some data transferred is in error. Deskstar T7K500 Hard Disk Drive Specification 266 - Hitachi HDT725025VLA380 | Specifications - Page 281
or ABRT reported in the error log. If the WC bit is set to one and the Command Completion Time Limit expires, the device shall stop execution of the command and provide ending status with the Current LBA (23:16). Cylinder High Previous LBA (47:40). Deskstar T7K500 Hard Disk Drive Specification 267 - Hitachi HDT725025VLA380 | Specifications - Page 282
From The Device Sector Number set to one if an error was detected in a deferred write to the media. This error is from a previously issued command. If DWE is set to one, the location of the deferred error is only reported in the Write Stream error log. Deskstar T7K500 Hard Disk Drive Specification - Hitachi HDT725025VLA380 | Specifications - Page 283
and "sec" mean nanoseconds, microseconds, milliseconds, and seconds, respectively. If the host detects a time-out while waiting for a response from the device, it is recommend that the host system execute a Soft reset and then retry the command. . Deskstar T7K500 Hard Disk Drive Specification 269 - Hitachi HDT725025VLA380 | Specifications - Page 284
63 Actuator ...9 Address Offset ...100 Address Offset Feature 100 Addressing of registers 40 Advanced Power Managemen 98 Advanced Power Management feature set (APM 98 Alternate Status Register 70 AT signal connector ...22 Attribute thresholds ...83 Attribute values ...83 Attributes ...83 Auto - Hitachi HDT725025VLA380 | Specifications - Page 285
commands ...127 DMA Data Transfer commands 127 Drive Address Register 72 Drive characteristics ...11 Drive format ...13 Drive organization ...13 Drive ready time ...17 E Electrical interface ...21 Electrical interface specification 21 Electromagnetic compatibility 64, 65 Enable/Disable Address - Hitachi HDT725025VLA380 | Specifications - Page 286
...143 Flush to Disk bit ...103 Formatted capacity ...11 Functional specification 7 G General ...1 General features ...5 General operation ...77 German 39 Humidity ...49 humidity ...49 I Identification labels ...63 Identify Device Data ...101 Initiating Read DMA ...32 Initiating Write DMA ...36 - Hitachi HDT725025VLA380 | Specifications - Page 287
63 Latency, average ...17 LBA addressing mode ...80 Load/unload ...55 Logical CHS addressing mode 80 M Master Password setting 86 Mechanical positioning 15 Mechanical specifications 56 MIC Mark ...65 Mode transition time ...18 Mounting hole locations 57, 58 Mounting orientation ...60 Multi word - Hitachi HDT725025VLA380 | Specifications - Page 288
commands 81 Power management features 81 Power mode ...81 Power supply current ...52 Power supply generated ripple at drive power connector 53 Power-Up in Standby feature set 97 Preventive maintenance 55 Protected Area ...92 R Random vibration ...61 Read Continuous bit ...104 Read DRQ interval - Hitachi HDT725025VLA380 | Specifications - Page 289
average 15 full stroke 16 single track 16 Self-test ...84 Set Max security extension commands 93 Shock ...61 Signal definition (SATA model 27 Signal definitions ...23 Signal definitions (PATA model 23 Signal descriptions ...24 Specification ...43 Standby timer ...81 Start/stop cycles ...55 Status - Hitachi HDT725025VLA380 | Specifications - Page 290
V Vibration ...61 W Weight ...56 World Wide Name Assignment 13 Write Buffer ...244 Write cache function ...95 Write Continuous bit ...104 Write DRQ interval time 30 - Hitachi HDT725025VLA380 | Specifications - Page 291
product names are trademarks or registered trademarks of their respective companies. References in this publication to Hitachi Global Storage Technologies products, programs or services do not imply that Hitachi Global Storage Technologies intends to make these available in all countries in which
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Hard Disk Drive Specification
Deskstar T7K500
3.5 inch hard disk drive
Models:
HDT725025VLAT80
HDT725025VLA380
HDT725025VLA360
HDT725030VLAT80
HDT725030VLA380
HDT725030VLA360
HDT725032VLAT80
HDT725032VLA380
HDT725032VLA360
HDT725040VLAT80
HDT725040VLA380
HDT725040VLA360
HDT725050VLAT80
HDT725050VLA380
HDT725050VLA360
Version 1.2
06 December 2006