Specifications
Page 11
... Table 3.Command overhead 15 Table 4.Mechanical positioning performance 15 Table 5.Full stroke seek time 16 Table 6.Head switch time 16 Table 7.Single track seek time 17 Table 8.Latency Time 17 Table 9.Drive ready time 17 Table 10.Data transfer speed 18 Table 11.Simple Sequential Access performance 19 Table 12.Random Access Performance 19 Table 13.Description of operating modes 20 Table 14.Mode transition time 20 Table 15.Plist physical format 21...
... Table 3.Command overhead 15 Table 4.Mechanical positioning performance 15 Table 5.Full stroke seek time 16 Table 6.Head switch time 16 Table 7.Single track seek time 17 Table 8.Latency Time 17 Table 9.Drive ready time 17 Table 10.Data transfer speed 18 Table 11.Simple Sequential Access performance 19 Table 12.Random Access Performance 19 Table 13.Description of operating modes 20 Table 14.Mode transition time 20 Table 15.Plist physical format 21...
Specifications
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... device lock operation 92 Table 58.Command Set (1 of 2 113 Table 59.Command Set (2 of 2 114 Table 60.Command Set (subcommand 115 Table 61.Check Power Mode command (E5h/98h 117 Table 62.Check Power Mode Command (E5h/98h 118 Table 63.Device Configuration Overlay Features register values 118 Table 64.Device Configuration Overlay Data structure 120 Table 65.DCO error information definition 121 Table 66.Execute Device Diagnostic command (90h 122 Table 67.Flush Cache command...
... device lock operation 92 Table 58.Command Set (1 of 2 113 Table 59.Command Set (2 of 2 114 Table 60.Command Set (subcommand 115 Table 61.Check Power Mode command (E5h/98h 117 Table 62.Check Power Mode Command (E5h/98h 118 Table 63.Device Configuration Overlay Features register values 118 Table 64.Device Configuration Overlay Data structure 120 Table 65.DCO error information definition 121 Table 66.Execute Device Diagnostic command (90h 122 Table 67.Flush Cache command...
Specifications
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....Security Disable Password (F3h 178 Table 108.Security Erase Unit (F4h 179 Table 109.Erase Unit information 179 Table 110.Security Freeze Lock command (F5h 181 Table 111.Security Set Password command (F1h 182 Table 112.Security Set Password Information 182 Table 113.Security Unlock command (F2h 184 Table 114.Seek command (7xh 185 Table 115.Service command (A2h 186 Table 116.Set Features command (EFh 187 Table 117.Set Max ADDRESS command (F9h 190 Table 118.Set Max Set Password command 192 Table 119.Set Max Set Password data...
....Security Disable Password (F3h 178 Table 108.Security Erase Unit (F4h 179 Table 109.Erase Unit information 179 Table 110.Security Freeze Lock command (F5h 181 Table 111.Security Set Password command (F1h 182 Table 112.Security Set Password Information 182 Table 113.Security Unlock command (F2h 184 Table 114.Seek command (7xh 185 Table 115.Service command (A2h 186 Table 116.Set Features command (EFh 187 Table 117.Set Max ADDRESS command (F9h 190 Table 118.Set Max Set Password command 192 Table 119.Set Max Set Password data...
Specifications
Page 19
... ATA DMA Data Transfer • Multiword mode Mode 2 (16.6 MB/s) • Ultra DMA Mode 6 (133 MB/s) • Serial ATA Data Transfer 3Gbps/1.5Gbps • CHS and LBA mode • Power saving modes/Low RPM idle mode (APM) • S.M.A.R.T. (Self Monitoring and Analysis Reporting Technology) • Support security feature • Quiet Seek mode (AAM) • 48-bit addressing feature • ATA-7 compliant • UDMA 133 support • Streaming feature set support • World Wide Name Deskstar T7K250 Hard Disk Drive specification...
... ATA DMA Data Transfer • Multiword mode Mode 2 (16.6 MB/s) • Ultra DMA Mode 6 (133 MB/s) • Serial ATA Data Transfer 3Gbps/1.5Gbps • CHS and LBA mode • Power saving modes/Low RPM idle mode (APM) • S.M.A.R.T. (Self Monitoring and Analysis Reporting Technology) • Support security feature • Quiet Seek mode (AAM) • 48-bit addressing feature • ATA-7 compliant • UDMA 133 support • Streaming feature set support • World Wide Name Deskstar T7K250 Hard Disk Drive specification...
Specifications
Page 93
... ATA Bus. Deskstar T7K250 Hard Disk Drive Specification 79 The default value on POR is disabled. In other mechanical parametric, and sets default values. Standby when Power-Up in Standby feature set is shown in the table below. 10.0 General operation 10.1 Reset response ATA has the following three types of resets: Power On Reset (POR) Hard Reset (Hardware Reset) Soft Reset (Software Reset) The device executes a series of electrical circuitry diagnostics, spins up the head disk assembly, tests speed and other cases, the device...
... ATA Bus. Deskstar T7K250 Hard Disk Drive Specification 79 The default value on POR is disabled. In other mechanical parametric, and sets default values. Standby when Power-Up in Standby feature set is shown in the table below. 10.0 General operation 10.1 Reset response ATA has the following three types of resets: Power On Reset (POR) Hard Reset (Hardware Reset) Soft Reset (Software Reset) The device executes a series of electrical circuitry diagnostics, spins up the head disk assembly, tests speed and other cases, the device...
Specifications
Page 101
... reset to zero. 10.7.8 Self-test The device provides the self-test features which are updated accordingly during the self-tests, the device services the host command. The error log is not disabled when SMART is discarded Deskstar T7K250 Hard Disk Drive Specification 87 The device provides information on these reported errors. If the device receives a firmware modification, all error log data is discarded and the device error count for the life of error log information via the SMART READ LOG SECTOR command...
... reset to zero. 10.7.8 Self-test The device provides the self-test features which are updated accordingly during the self-tests, the device services the host command. The error log is not disabled when SMART is discarded Deskstar T7K250 Hard Disk Drive Specification 87 The device provides information on these reported errors. If the device receives a firmware modification, all error log data is discarded and the device error count for the life of error log information via the SMART READ LOG SECTOR command...
Specifications
Page 102
... Lock command. User data is forgotten, the device can unlock the device. New commands are provided: Device Locked Mode Device Unlocked Mode Device Frozen Mode The device disables media access commands after power on . The device enables all commands except those which can prevent unauthorized access to a device even if it is a powerful security feature. It cannot quit this mode via a Master Password. When the device lock function is enabled and the User Password is removed from the computer. Deskstar T7K250 Hard Disk Drive Specification 88 Media access commands...
... Lock command. User data is forgotten, the device can unlock the device. New commands are provided: Device Locked Mode Device Unlocked Mode Device Frozen Mode The device disables media access commands after power on . The device enables all commands except those which can prevent unauthorized access to a device even if it is a powerful security feature. It cannot quit this mode via a Master Password. When the device lock function is enabled and the User Password is removed from the computer. Deskstar T7K250 Hard Disk Drive Specification 88 Media access commands...
Specifications
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... media access command until a Security Unlock command is successfully completed. POR Device Locked mode Unlock CMD Password Match ? Y N Media Access Non-media Access Command (*1) Command (*1) Enter Device Unlock mode Complete Erase Unit Reject Complete Lock function Disable Normal operation : All commands are available Freeze Lock command Enter Device Frozen mode Normal Operation expect Set Password, Disable Password, Erase Unit, Unlock commands. (*1) - refer to the commands in Figure 10.8.5, "Command table" on page 92. Deskstar T7K250 Hard Disk Drive Specification 90...
... media access command until a Security Unlock command is successfully completed. POR Device Locked mode Unlock CMD Password Match ? Y N Media Access Non-media Access Command (*1) Command (*1) Enter Device Unlock mode Complete Erase Unit Reject Complete Lock function Disable Normal operation : All commands are available Freeze Lock command Enter Device Frozen mode Normal Operation expect Set Password, Disable Password, Erase Unit, Unlock commands. (*1) - refer to the commands in Figure 10.8.5, "Command table" on page 92. Deskstar T7K250 Hard Disk Drive Specification 90...
Specifications
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... Enable Operations o o o S.M.A.R.T. Write Log Sector o o o S.M.A.R.T. Table 58: Command table for device lock operation Command Check Power Mode Execute Device Diagnostic Device Configuration RESTORE Device Configuration FREEZE LOCK Device Configuration IDENTIFY Device Configuration SET Flush Cache Flush Cache Ext Format Track Identify Device Device Mode Locked o o Unlocked o o Frozen o o x o o o o o o o o x o o o o o o o o x o o o o o Idle o o o Idle Immediate o o o Initialize Device Parameters o o o NOP Read Buffer o o o Read DMA...
... Enable Operations o o o S.M.A.R.T. Write Log Sector o o o S.M.A.R.T. Table 58: Command table for device lock operation Command Check Power Mode Execute Device Diagnostic Device Configuration RESTORE Device Configuration FREEZE LOCK Device Configuration IDENTIFY Device Configuration SET Flush Cache Flush Cache Ext Format Track Identify Device Device Mode Locked o o Unlocked o o Frozen o o x o o o o o o o o x o o o o o o o o x o o o o o Idle o o o Idle Immediate o o o Initialize Device Parameters o o o NOP Read Buffer o o o Read DMA...
Specifications
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.... 2. vi. Deskstar T7K250 Hard Disk Drive Specification 93 This protected area is as BIOS or system management information. The following example uses hypothetical values. The sequence is used to contain critical system data such as follows: i. Returned value shows that native device maximum LBA is required to define the size of the protected area and to resume after a system power off. iii. iv. Test the sectors for...
.... 2. vi. Deskstar T7K250 Hard Disk Drive Specification 93 This protected area is as BIOS or system management information. The following example uses hypothetical values. The sequence is used to contain critical system data such as follows: i. Returned value shows that native device maximum LBA is required to define the size of the protected area and to resume after a system power off. iii. iv. Test the sectors for...
Specifications
Page 116
... in Address Offset Mode Any commands which access sectors across the original native maximum LBA are rejected with error, even if the access protection is enabled by a Set Max Address command. 10.16.2 Identify Device Data Identify Device data, word 83, bit 7 indicates the device supports the Address Offset Feature. Deskstar T7K250 Hard Disk Drive Specification 102 If the sectors for Read Look Ahead operation include the original native maximum LBA, Read Look Ahead operation is not carried out...
... in Address Offset Mode Any commands which access sectors across the original native maximum LBA are rejected with error, even if the access protection is enabled by a Set Max Address command. 10.16.2 Identify Device Data Identify Device data, word 83, bit 7 indicates the device supports the Address Offset Feature. Deskstar T7K250 Hard Disk Drive Specification 102 If the sectors for Read Look Ahead operation include the original native maximum LBA, Read Look Ahead operation is not carried out...
Specifications
Page 124
...of these commands involves no data transfer: a. d. b. The device clears the interrupt in response to the Features, Sector Count, Sector Number, Cylinder, and Device/Head Registers. The host writes any required parameters to the Status Register being read Deskstar T7K250 Hard Disk Drive Specification 110 c. In response to the Command Register. 11.3 Non-data commands The following are Non-data commands: • Check Power Mode • Device Configuration FREEZE LOCK • Device Configuration RESTORE • Execute Device Diagnostic • Flush Cache • Flush Cache Ext...
...of these commands involves no data transfer: a. d. b. The device clears the interrupt in response to the Features, Sector Count, Sector Number, Cylinder, and Device/Head Registers. The host writes any required parameters to the Status Register being read Deskstar T7K250 Hard Disk Drive Specification 110 c. In response to the Command Register. 11.3 Non-data commands The following are Non-data commands: • Check Power Mode • Device Configuration FREEZE LOCK • Device Configuration RESTORE • Execute Device Diagnostic • Flush Cache • Flush Cache Ext...
Specifications
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... Sector Number Cylinder Low Cylinder High Device/Head 1 - 1 D - - - - Command 1 1 1 0 0 1 0 1 Command Block Input Registers Register 7 6 5 4 3 2 1 0 Data Error see below Sector Count V V V V V V V V Sector Number Cylinder Low Cylinder High Device/Head Status see below 76 CRC UNC 00 Error Register 54 3 2 1 0 0 IDN 0 ABT T0N AMN 00 0 V 0 0 Status Register 7 654 3 2 1 0 BSY RDY DF DSC DRQ COR IDX ERR 0 V0- - 0 - The command returns FFh in Standby or Sleep mode. Deskstar T7K250 Hard Disk Drive Specification 117 V The Check Power Mode...
... Sector Number Cylinder Low Cylinder High Device/Head 1 - 1 D - - - - Command 1 1 1 0 0 1 0 1 Command Block Input Registers Register 7 6 5 4 3 2 1 0 Data Error see below Sector Count V V V V V V V V Sector Number Cylinder Low Cylinder High Device/Head Status see below 76 CRC UNC 00 Error Register 54 3 2 1 0 0 IDN 0 ABT T0N AMN 00 0 V 0 0 Status Register 7 654 3 2 1 0 BSY RDY DF DSC DRQ COR IDX ERR 0 V0- - 0 - The command returns FFh in Standby or Sleep mode. Deskstar T7K250 Hard Disk Drive Specification 117 V The Check Power Mode...
Specifications
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... of the Device Configuration Overlay settings. Deskstar T7K250 Hard Disk Drive Specification 118 12.2 Device Configuration Overlay (B1h) Table 63: Check Power Mode Command (E5h/98h) Command Block Output Registers Register 7 6 5 4 3 2 1 0 Data Feature 1 0 1 0 V V V V Sector Count Sector Number Cylinder Low Cylinder High Device/Head - - - V - - The table below 76 CRC UNC 00 Error Register 54 3 2 1 0 0 IDN 0 ABT T0N AMN 00 0 V 0 0 Status Register 7 654 3 2 1 0 BSY RDY DF DSC DRQ COR IDX ERR V V0- The DEVICE CONFIGURATION FREEZE LOCK condition shall...
... of the Device Configuration Overlay settings. Deskstar T7K250 Hard Disk Drive Specification 118 12.2 Device Configuration Overlay (B1h) Table 63: Check Power Mode Command (E5h/98h) Command Block Output Registers Register 7 6 5 4 3 2 1 0 Data Feature 1 0 1 0 V V V V Sector Count Sector Number Cylinder Low Cylinder High Device/Head - - - V - - The table below 76 CRC UNC 00 Error Register 54 3 2 1 0 0 IDN 0 ABT T0N AMN 00 0 V 0 0 Status Register 7 654 3 2 1 0 BSY RDY DF DSC DRQ COR IDX ERR V V0- The DEVICE CONFIGURATION FREEZE LOCK condition shall...
Specifications
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... 66: "DCO error information definition" on page 120. 12.2.4 DEVICE CONFIGURATION SET (subcommand C3h) The DEVICE CONFIGURATION SET command allows a device manufacturer or a personal computer system manufacturer to change maximum LBA address (DC SET or DC RESTORE) after establishing a protected area with DEVICE CONFIGURATION SET command, the device shall return command aborted. ERROR INFORMATION EXAMPLE 1: If a user attempts to reduce the set of the bits set in this register is now enabled Deskstar T7K250 Hard Disk Drive Specification 119 The restrictions...
... 66: "DCO error information definition" on page 120. 12.2.4 DEVICE CONFIGURATION SET (subcommand C3h) The DEVICE CONFIGURATION SET command allows a device manufacturer or a personal computer system manufacturer to change maximum LBA address (DC SET or DC RESTORE) after establishing a protected area with DEVICE CONFIGURATION SET command, the device shall return command aborted. ERROR INFORMATION EXAMPLE 1: If a user attempts to reduce the set of the bits set in this register is now enabled Deskstar T7K250 Hard Disk Drive Specification 119 The restrictions...
Specifications
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... Reserved 5 (=1) General purpose logging feature set supported 4-2 Reserved 1 (=1) SMART self-test supported 0 (=1) SMART error logging supported Command set/feature enabled 15 Reserved 14 NOP command 13 READ BUFFER command 12 WRITE BUFFER command 11 Reserved 10 Host Protected 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 Feature Set 1 Security Feature Set 0 SMART Feature Set Deskstar T7K250 Hard Disk Drive Specification 132
... Reserved 5 (=1) General purpose logging feature set supported 4-2 Reserved 1 (=1) SMART self-test supported 0 (=1) SMART error logging supported Command set/feature enabled 15 Reserved 14 NOP command 13 READ BUFFER command 12 WRITE BUFFER command 11 Reserved 10 Host Protected 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 Feature Set 1 Security Feature Set 0 SMART Feature Set Deskstar T7K250 Hard Disk Drive Specification 132
Specifications
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... 7-6 Reserved 5 Enhanced erase 1= Support 4 Expire 1= Expired 3 Freeze 2 Lock 1= Frozen 1= Locked 1 Enable/Disable 1= Enable 0 Capability 1= Support Deskstar T7K250 Hard Disk Drive Specification 134 Table 78: Identify device information (Part 6 of 7) Word 93 Content XXXXH Description Hardware reset result. Bit assignments 15-14 (=01) Word 93 is valid 13 CBLID- detection 1= detect 0= not detect 4 PDIAG- assertion 1 = asset 0 = not assert 10-9 How to determine the device number: 00= Reserved 01= a jumper was used 10= the...
... 7-6 Reserved 5 Enhanced erase 1= Support 4 Expire 1= Expired 3 Freeze 2 Lock 1= Frozen 1= Locked 1 Enable/Disable 1= Enable 0 Capability 1= Support Deskstar T7K250 Hard Disk Drive Specification 134 Table 78: Identify device information (Part 6 of 7) Word 93 Content XXXXH Description Hardware reset result. Bit assignments 15-14 (=01) Word 93 is valid 13 CBLID- detection 1= detect 0= not detect 4 PDIAG- assertion 1 = asset 0 = not assert 10-9 How to determine the device number: 00= Reserved 01= a jumper was used 10= the...
Specifications
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... error to the host. Deskstar T7K250 Hard Disk Drive Specification 191 If the device in a range of the drive in Address Offset mode receives this command with setting ABORT bit in words (61:60). If the 48-bit Address feature set is supported, the value placed in Identify Device response words (103:100) shall be the native maximum address. 12.40 Set Max ADDRESS (F9h) Table 118: Set Max...
... error to the host. Deskstar T7K250 Hard Disk Drive Specification 191 If the device in a range of the drive in Address Offset mode receives this command with setting ABORT bit in words (61:60). If the 48-bit Address feature set is supported, the value placed in Identify Device response words (103:100) shall be the native maximum address. 12.40 Set Max ADDRESS (F9h) Table 118: Set Max...
Specifications
Page 210
... Set Max commands are disabled by a Read Native Max Address command, this command is immediately preceded by Set Max Freeze Lock: • Set Max Address • Set Max Set PASSWORD • Set Max Lock • Set Max Unlock Deskstar T7K250 Hard Disk Drive Specification 196 The following commands are rejected. The Set Max Freeze Lock command sets the device to Set_Max_Frozen state. Command 1 1 1 1 1 0 0 1 Command Block Input Registers Register 7 6 5 4 3 2 1 0 Data Error see below Sector Count Sector Number Cylinder Low Cylinder High Device/Head...
... Set Max commands are disabled by a Read Native Max Address command, this command is immediately preceded by Set Max Freeze Lock: • Set Max Address • Set Max Set PASSWORD • Set Max Lock • Set Max Unlock Deskstar T7K250 Hard Disk Drive Specification 196 The following commands are rejected. The Set Max Freeze Lock command sets the device to Set_Max_Frozen state. Command 1 1 1 1 1 0 0 1 Command Block Input Registers Register 7 6 5 4 3 2 1 0 Data Error see below Sector Count Sector Number Cylinder Low Cylinder High Device/Head...
Specifications
Page 223
... recent error log data structure. summary error log sector The following table defines the 512 bytes that make up the SMART summary error log sector. Only values 1 through 5 are valid. 12.43.5.3 Device error count This field contains the total number of sectors in the log at log addresses 80-9Fh shall each be 01h. The value will not roll over. Deskstar T7K250 Hard Disk Drive Specification 209...
... recent error log data structure. summary error log sector The following table defines the 512 bytes that make up the SMART summary error log sector. Only values 1 through 5 are valid. 12.43.5.3 Device error count This field contains the total number of sectors in the log at log addresses 80-9Fh shall each be 01h. The value will not roll over. Deskstar T7K250 Hard Disk Drive Specification 209...