IBM DBCA-204860 Hard Drive Specifications

IBM DBCA-204860 - Travelstar 4.8 GB Hard Drive Manual

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  • IBM DBCA-204860 | Hard Drive Specifications - Page 1
    S25L-2426-02 OEM HARD DISK DRIVE SPECIFICATIONS for DBCA-203240/204860/206480 ( 3.2 / 4.8 / 6.4 GB ) 2.5-Inch Hard Disk Drive with ATA Interface Revision (1.0)
  • IBM DBCA-204860 | Hard Drive Specifications - Page 2
  • IBM DBCA-204860 | Hard Drive Specifications - Page 3
    S25L-2426-02 OEM HARD DISK DRIVE SPECIFICATIONS for DBCA-203240/204860/206480 ( 3.2 / 4.8 / 6.4 GB ) 2.5-Inch Hard Disk Drive with ATA Interface Revision (1.0)
  • IBM DBCA-204860 | Hard Drive Specifications - Page 4
    (s) described in this publication at any time. It is possible that this publication may contain reference to, or information about, IBM products (machines and programs), programming, or services that are not announced in your country. Such references or information must not be construed to mean that
  • IBM DBCA-204860 | Hard Drive Specifications - Page 5
    1. Functional Specification 7 3.0 Drive Characteristics 9 3.1 Logical Drive Format 9 3.2 Data Sheet Full Stroke Seek 11 3.3.5 Average Latency 11 3.3.6 Drive Ready Time 12 3.3.7 Operating Modes 13 4.0 Data Integrity Cable Noise Interference 21 5.3.4 Service Life and Usage Condition 21
  • IBM DBCA-204860 | Hard Drive Specifications - Page 6
    Ultra D M A Timings 42 6.6 Drive Address Setting 50 6.6.1 Default Setting 50 6.7 Addressing of drive Registers 51 Part 2. ATA Interface Specification 53 60 9.5 Data Register 61 9.6 Device Control Register 61 9.7 Drive Address Register 61 9.8 Device/Head Register 62 9.9 Error Register
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    9.10 Features Register 63 9.11 Sector Count Register 63 9.12 Sector Number Register 63 9.13 Status Register 63 10.0 General Operation Descriptions 65 10.1 Reset Response 65 10.1.1 Register Initialization 67 10.2 Diagnostic and Reset considerations 68 10.3 Sector Addressing Mode 69 10.3.1
  • IBM DBCA-204860 | Hard Drive Specifications - Page 8
    167 12.37 Write Sectors (30h/31h 169 12.38 Write Verify (3Ch: Vendor Specific 171 13.0 Timeout Values 173 14.0 Appendix 175 14.1 Commands Support Coverage 175 14.2 SET FEATURES Command Support Coverage 177 Index 179 vi O E M Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 9
    1.0 General This document describes the specifications of the following IBM 2.5-inch, ATA interface hard disk drives: DBCA-203240 (3250 MB) DBCA-204860 (4870 MB) DBCA-206480 (6490 MB) Note: The specifications are subject to change without notice. 1.1 Glossary Word Kbpi Mbps GB MB KB 32 KB 64 KB Mb
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    1.2.1 Caution of usage Figure 1. Handling caution of DBCA-203240/204860/206480 2 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
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    Figure 2. Breathing hole caution of DBCA-203240/204860/206480 General 3
  • IBM DBCA-204860 | Hard Drive Specifications - Page 12
    4 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
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    at low-power idle state) 2.8 sec Power on to ready Shock − Non-operation : 700G/1ms − Operation : 150G/2ms Address Offset Feature to support D F T implementation Note: Mounting screw position is − Incompatible with DBOA/DMCA/DCRA/DSOA/DPRA-2xxxx. − Compatible with DTNA/DLGA/DDLA/DTCA/DPLA
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    6 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
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    Part 1. Functional Specification © Copyright IBM Corp. 1998 7
  • IBM DBCA-204860 | Hard Drive Specifications - Page 16
    8 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 17
    drives. 3.1 Logical Drive Format The customer usable data capacity is as shown below. Figure 3. Drive DBCA-203240 16 63 6304 512 6 354 432 3250 MB 3,253,469,184 DBCA-204860 15 63 10068 512 9 514 260 4870 MB 4,871,301,120 DBCA-206480 1/2 2/ 3/ 4 Embedded sector servo © Copyright IBM Corp. 1998 9
  • IBM DBCA-204860 | Hard Drive Specifications - Page 18
    defined as the total time from when the command is received by the drive to the start of motion of the actuator. 3.3.2 Average Seek Time ( Max Average of the drive population tested at nominal environmental and voltage conditions. Maximum value measured on any one drive over the full range
  • IBM DBCA-204860 | Hard Drive Specifications - Page 19
    Reliable read or write implies that error correction/recovery is not employed to correct for arrival problems. The Average Seek Time is measured as the weighted average of all possible seek combinations. Weighted Time for a revolution 14.3 msec Average Latency 7.1 msec Drive Characteristics 11
  • IBM DBCA-204860 | Hard Drive Specifications - Page 20
    Ready Time Condition Power On To Ready Figure 10. Drive Ready Time Typical 2.8 sec Max 9.5 sec Ready Power On The condition in which the drive is able to perform a media access command (e.g. read, write) immediately. This includes the time required for the internal self diagnostics. 12 OEM
  • IBM DBCA-204860 | Hard Drive Specifications - Page 21
    except host interface are in power saving mode. The execution of commands is delayed until spindle becomes ready. Sleep : The device requires a soft reset or a hard reset to be activated. All electronics including spindle motor and host interface are shut off. Figure 11. Operating Mode
  • IBM DBCA-204860 | Hard Drive Specifications - Page 22
    mode at power on The device goes to Idle mode after power on or hard reset as an initial state. Initial state may be changed to Standby mode using pin C on the interface connector. Refer to 6.6, " Drive Address Setting" on page 50 for detail. 3.3.7.3 Adaptive power save control The transient timing
  • IBM DBCA-204860 | Hard Drive Specifications - Page 23
    drive retains recorded data under all non-write operations. No more than one sector can be lost by power down during write operation while write cache is disabled. Power off during write operation may make an incomplete sector which will report hard system any time the drive is not ready to drive
  • IBM DBCA-204860 | Hard Drive Specifications - Page 24
    buffer test The data buffer is tested at Power-on-reset and when a drive self-test is requested by the host. The tests are consisted of write/read is failed after defined E R P is fully carried out, a hard error is reported to the host system. This location is registered DBCA-2xxxxx 2.5 inch H D D
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    ,000 [m] The system has to provide sufficient ventilation to maintain a surface temperature below 60 ˚ C at the center of the top cover of the drive. Non-condensing should be kept at any time. Maximum storage period with shipping package is one year. Figure 14. Limits of Temperature and Humidity
  • IBM DBCA-204860 | Hard Drive Specifications - Page 26
    the limits shown below. 5.1.2.1 Radiation Noise The disk drive shall work without degradation of the soft error rate under Density Limits Limits ( Gauss rms ) 5.0 2.5 1.0 0.5 5.1.2.2 Conductive Noise The disk drive shall work without degradation of the soft error rate, with an AC current of up to
  • IBM DBCA-204860 | Hard Drive Specifications - Page 27
    typical (4.7 W) 0.66 A RMS typical (3.3 W) 7 - 100 ms Notes *1 *2 *3 *4 *5 *6 Notes: (*1) The maximum fixed disk ripple is measured at 5V input of the drive. (*2) The disk drive shall not incur damage for an over voltage condition of + 2 5 % (maximum duration of 20 ms) on the 5-volt nominal supply
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    5.2.1 Start Up Current Figure 17. Typical current wave form at start up. 20 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
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    retry procedure in the drive, recovers up to 12 symbols of error in 1 sector. 5.3.2 Failure Prediction ( S.M.A.R.T.) DBCA-2xxxxx supports S.M.A.R.T. function. The details 5.3.6.2, " Required Power-Off Sequence" on page 22. Service life of DBCA-2xxxxx is approximately 5 years or 15,000 power-on hours
  • IBM DBCA-204860 | Hard Drive Specifications - Page 30
    Sleep Load/unload is also invoked as one of the idle modes of the drive. The specified start/stop life of the product assumes that load/unload is operated it is more mechanically stressful than a normal unload. DBCA-2xxxxx supports a minimum of 20,000 emergency unloads. 5.3.6.2 Required Power
  • IBM DBCA-204860 | Hard Drive Specifications - Page 31
    IBM recommends that the switch operate under control of the Bios, as opposed to being 'hard wired'. The same recommendation is made for 'cover-close' switches. When a hard wired switch is turned off, emergency unload occurs, as well as the problems the drive. Simple power cycling of DBCA-2xxxxx
  • IBM DBCA-204860 | Hard Drive Specifications - Page 32
    and Weight The following chart describes the dimensions for the 2.5" hard disk drive form factor. Height (mm) Width (mm) Length (mm) Weight (gram) Figure 18. Physical Dimension and Weight DBCA-203240 / DBCA-204860 / DBCA-206480 9.5 ± 0.2 69.85 ± 0.25 100.2 ± 0.25 99 Typical (101 Max) 5.4.2 Hole
  • IBM DBCA-204860 | Hard Drive Specifications - Page 33
    kgf.cm. The recommended mounting screw depth is 3.0 + / - 0.3 mm for bottom and 3.5 + / - 0.5 mm for horizontal mounting. The system is responsible for mounting the drive securely enough to prevent excessive motion or vibration of the drive at seek operation or spindle rotation, using appropriate
  • IBM DBCA-204860 | Hard Drive Specifications - Page 34
    to be conducted by mounting the drive to the table using the bottom four screws. 5.5.1 Operating Vibration The disk drive will operate without a hard error while being subjected to the 0.018 0.018 Overall RMS level of vibration is 3.01G (RMS). 26 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 35
    peak) displacement, 5 to 10 to 5 Hz 5 G (zero to peak), 10 to 500 to 10 Hz sine wave 0.5 oct/min sweep rate 5.5.3 Operating Shock The hard disk drive meets the following criteria while operating in the conditions described below. The shock test consists of ten shock inputs in each axis and direction
  • IBM DBCA-204860 | Hard Drive Specifications - Page 36
    drives is to be less than the typical value. Each drive is to be less than the maximum value. Drives the drive supported by spacers so that the lower surface of the drive be cylinder. Seek rate for the drive can be calculated as shown drive to rotate by half a revolution. 28 OEM Specifications of
  • IBM DBCA-204860 | Hard Drive Specifications - Page 37
    Tone Penalty Discrete tone penalties are added to the A-weighted sound power (Lw) with following formula only when determining compliance. Lwt(spec)=Lw+0.1*Pt+0.3 < 4.0 (Bels) where: Lw Pt dLt : A-weighted sound power level. : Value of discrete tone penalty = dLt-6.0 (dBA) : Tone-to-noise
  • IBM DBCA-204860 | Hard Drive Specifications - Page 38
    and UL/CSA logos. 5.8 Electromagnetic Compatibility The drive, when installed in a suitable enclosure and exercised with a random accessing routine at maximum data rate, shall meet the worldwide EMC requirements listed below. IBM will provide technical support to assist users in complying with the
  • IBM DBCA-204860 | Hard Drive Specifications - Page 39
    responsibility of the using system. User must protect the drive from it's electrical short circuit problem. 10 A limit is required for safety purpose. 5.10 Packaging Drives will be shipped in appropriate containers and placed on pallets. Drives are shipped in ESD protective bags. Specification 31
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    32 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
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    The maximum cable length from the host system to the drive plus circuit pattern length in the host system shall not AT Attachment connector of DBCA-2xxxxx Note 1 : Note 2 : Pin position 20 is left blank for correct connector insertion. Pin position A,B,C,D are used for drive address setting. (
  • IBM DBCA-204860 | Hard Drive Specifications - Page 42
    if the Ultra D M A transfer mode was previously chosen via SetFeatures. The Drive becomes aware of this change upon assertion of the -DMACK line. These lines 6. "PWR" designates a power supply to the drive. 34 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D Conventional Definition IORDY DIOR
  • IBM DBCA-204860 | Hard Drive Specifications - Page 43
    needed to pull this line to 5 volts. -DASP This is a time-multiplexed signal which indicates that a drive is active, or that device 1 is present. This signal is driven by Open-Drain driver and internally pulled-up to 5 volts through a 10kΩ resistor. During Power-On initialization or after -RESET
  • IBM DBCA-204860 | Hard Drive Specifications - Page 44
    Select) This signal is monitored to determine the drive address, 0 or 1, when the jumper on the interface connector is at Position-3. (See drivers. Internal leakage through ESD protection circuit may pull down LPUL (Least Positive Up Level) of logic signal below the spec DBCA-2xxxxx 2.5 inch H D D
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    This signal is used only for Ultra D M A data transfers between host and drive. -DDMARDY is a flow control signal for Ultra D M A data out bursts. Output Low Voltage 2.4 V min. 0.5 V max. Current : Driver Sink Current Driver Source Current 24 mA min. 400 uA min. Electrical Interface
  • IBM DBCA-204860 | Hard Drive Specifications - Page 46
    6.4 Reset timings HDD reset timing. RESET < T0 > . // BUSY XXXXXXX . . < T1 > PARAMETER DESCRIPTION T0 RESET low width T1 RESET high to Not BUSY Figure 24. System Reset timing Min (usec) 25 Max (sec) 9.5 38 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 47
    6.5 PIO Timings The PIO cycle timings meet Mode 4 of the ATA-3 description. CS0, CS1 +DA0 2 DIOR, DIOW < T1 > < < < T9 > T0 > T2 > < T2I > Write data +DD00 15 < T3 > < T4 > Read data +DD00 15 IOCS16 +IORDY > T7 < < T5 > T6Z < T6 > T8 < < TA > > TRD < < TB > PARAMETER DESCRIPTION
  • IBM DBCA-204860 | Hard Drive Specifications - Page 48
    / DIOW to DMACK hold Figure 26. D M A (Single Word) cycle timings MIN MAX Note (nsec) (nsec) 240 80 120 60 5 35 20 0 0 40 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
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    6.5.2 DMA Timings (Multiword) The Multiword DMA timing meets Mode 2 of the ATA-3 description. +DMARQ DMACK DIOR/ DIOW READ DATA WRITE DATA < TL > < T0 > > TI < TD > < TK > < TE> TF < > TJ < > TZ < < TG > TH < PARAMETER DESCRIPTION T0 Cycle time TD DIOR, DIOW pulse width TE DIOR data setup
  • IBM DBCA-204860 | Hard Drive Specifications - Page 50
    Tdvs Tdvh Unlimited interlock time Setup time before DMACK assertion Envelope time Wait time before driving DSTROBE First strobe time Cycle Time 2 Cycle time Output release time Output enable time 117 10 10 10 0 0 0 70 48 34 6 6 6 42 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
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    6.5.3.2 Host Pausing Read DMA DMARQ DMACK STOP HDMARDY DSTROBE < Tsr > < Trfs > [nsec] PARAMETER DESCRIPTION MODE0 MODE1 MODE2 MIN MAX MIN MAX MIN MAX Tsr Strobe to ready response time Trfs Ready to final strobe time 50 30 20 75 60 50 Note : When a host does not meet Tsr, it
  • IBM DBCA-204860 | Hard Drive Specifications - Page 52
    < > < > Tdh DD(15:00) XXX RD Data XXXXXXXXXXXXXXXXXX XXX CRC XXXXXXXXXX Device drives DD >< Host drives DD PARAMETER DESCRIPTION Trfs Trp Tli Taz Tzah Tmli Tds Tdh Tack Trdyz Ready to final A cycle timings (Host terminating Read) 44 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
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    < Tli > < Tack > HDMARDY < Tli > < > Trdyz DSTROBE < > Taz Tds < > < > Tdh DD(15:00) XXXXX XXXXXXXXXXXXXXXXXXXXXX CRC XXXXXXXXXX < Tzah > > < Device drives DD Host drives DD PARAMETER DESCRIPTION Tss Tli Taz Tzah Tmli Tds Tdh Tack Trdyz Time from strobe to stop assertion Limited
  • IBM DBCA-204860 | Hard Drive Specifications - Page 54
    Tds Tdh Unlimited interlock time Setup time before DMACK assertion Envelope time Wait time before driving DDMARDY Limited interlock time Cycle Time 2 Cycle time Data setup time (at device side 0 150 114 75 55 235 156 117 15 10 7 5 5 5 46 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 55
    6.5.3.6 Device Pausing Write DMA DMARQ DMACK STOP DDMARDY HSTROBE < Tsr > < Trfs > [nsec] PARAMETER DESCRIPTION MODE0 MODE1 MODE2 MIN MAX MIN MAX MIN MAX Tsr Strobe to ready response time Trfs Ready to final strobe time 50 30 20 75 60 50 Note : When a device does not meet Tsr,
  • IBM DBCA-204860 | Hard Drive Specifications - Page 56
    < Tli > < Tack > WT Data Tds < > < > Tdh XXXXXXXXXXXXXXXXXXXXXXXXX CRC XXXXXXXXXX Host drives DD > PARAMETER DESCRIPTION Trfs Trp Tli Tmli Tds Tdh Tack Trdyz Ready to final strobe time Ready M A cycle timings (Device terminating Write) 48 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 57
    Tss < Tack > STOP < Tli > < > Trdyz DDMARDY < Tli > < Tack > HSTROBE Tds < > < > Tdh DD(15:00) XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX CRC XXXXXXXXXX < Host drives DD > PARAMETER DESCRIPTION Tss Tli Tmli Tds Tdh Tack Trdyz Time from strobe to stop assertion Limited interlock time
  • IBM DBCA-204860 | Hard Drive Specifications - Page 58
    cable. In the case when pin 28 is ground or low, the drive is a Master. If pin 28 is open or high level, the drive is a Slave. Figure 36. Address setting by a jumper for DBCA-2xxxxx. 6.6.1 Default Setting The default setting of jumper at shipment is No Jumper (Master). 50 OEM Specifications of
  • IBM DBCA-204860 | Hard Drive Specifications - Page 59
    Block registers. The following table shows the standard I/O address range for IBM PC-AT machines. Addr. CS0 CS1 HA2 HA1 HA0 HIOR = 0 1 0 1 Cylinder high Reg. Cylinder high Reg. 1F6 0 1 1 1 0 Drive/Head Reg. Drive/Head Reg. 1F7 0 1 1 1 1 Status Reg. Command Reg. Control Block Registers
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    52 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 61
    Part 2. ATA Interface Specification © Copyright IBM Corp. 1998 53
  • IBM DBCA-204860 | Hard Drive Specifications - Page 62
    54 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 63
    in 8.0, "Deviations From Standard" on page 57. DBCA-2xxxxx support following functions as Vendor Specific Function. Address Offset Feature indicates DBCA-2xxxxx. Host indicates the system that the device is attached to. The command which is executed first right after power on reset or hard reset
  • IBM DBCA-204860 | Hard Drive Specifications - Page 64
    56 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 65
    . In case Sector Count register value is other than 00h, Standby Timer is set to (Sector Count register value) x 5 seconds. Check Power Mode While the drive is in idle mode, F F h is returned as a response to Check Power Mode command. 80h is not used for the response. © Copyright
  • IBM DBCA-204860 | Hard Drive Specifications - Page 66
    58 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 67
    commands to the device or posting status from the device. The Control Block Registers are used for device control and to post alternate status. © Copyright IBM Corp. 1998 59
  • IBM DBCA-204860 | Hard Drive Specifications - Page 68
    to reflect the current LBA Bits 8-15. The cylinder number may be from zero to the number of cylinders minus one. 60 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 69
    Address Register 7 6 5 4 3 2 1 0 HIZ WTG H3 H2 H1 H0 DS1 DS0 Figure 41. Drive Address Register This register contains the inverted drive select and head select addresses of the currently selected drive. Bit Definitions HIZ High Impedance. This bit is not device and will always be in
  • IBM DBCA-204860 | Hard Drive Specifications - Page 70
    select bit for device 1, active low. D S 1 = 0 when device 1 (slave) is selected and active. -Drive Select 0. Drive select bit for device 0, active low. D S 0 = 0 when device 0 (master) is selected and active. 9.8 page 67 for the definition. 62 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 71
    Bit Definitions ICRCE (CRC) UNC IDNF (IDN) ABRT (ABT) TK0NF (T0N) AMNF (AMN) Interface CRC Error. C R C = 1 indicates a CRC error has occurred on the data bus during a Ultra-DMA transfer. Uncorrectable Data Error. U N C = 1 indicates an uncorrectable data error has been encountered. ID Not Found. I
  • IBM DBCA-204860 | Hard Drive Specifications - Page 72
    Register should be read to determine the error type. The device sets E R R = 0 when the next command is received from the host. 64 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
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    circuitry diagnostics, spins up the HDA, tests speed and other mechanical parametric, and sets default values. Hard Reset (Hardware Reset) RESET- signal is negated in ATA Bus. The device executes a series of actions of each reset is shown in Figure 45 on page 66. © Copyright IBM Corp. 1998 65
  • IBM DBCA-204860 | Hard Drive Specifications - Page 74
    POR hard soft reset reset Aborting Host interface o o Aborting Device operation (*1) (*1) Initialization of hardware o o x Internal diagnostic o o x Spinning spindle (*6) x x Initialization of to the initial power mode selection. 66 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 75
    High Device/Head Status Alternate Status Default Value Diagnostic Code 01h 01h 00h 00h A0h 50h 50h Figure 46. Default Register Values After power on, hard reset, or software reset, the register values are initialized as shown in Figure 46. Code 01h 02h 03h 04h 05h 8xh Description No error
  • IBM DBCA-204860 | Hard Drive Specifications - Page 76
    considerations For each Reset and Execute Device Diagnostic, the diagnostic is done as follows: Power On Reset, Hard Reset DASP- is read by Device 0 to determine if Device 1 is present. If Device 1 is error. Figure 48. Reset error register values 68 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 77
    on the device's media is by a logical sector address. The logical CHS address for DBCA-2xxxxx is different from the actual physical CHS location of the data sector on the disk media. DBCA-2xxxxx support both Logical CHS Addressing Mode and LBA Addressing Mode as the sector addressing mode. The host
  • IBM DBCA-204860 | Hard Drive Specifications - Page 78
    . The power management feature set provides a set of commands and a timer that enables a device to implement low power consumption modes. DBCA-2xxxxx implement the following set of functions. 1. A Standby timer 2. Idle command 3. Idle Immediate command 4. Sleep command 5. Standby command 6. Standby
  • IBM DBCA-204860 | Hard Drive Specifications - Page 79
    issuing soft reset to wake up a device. 10.4.7 Initial Power Mode at Power On After power on or hard reset the device goes to IDLE mode or STANDBY mode depending on the option. Refer to 6.6, " Drive Address Setting" on page 50 for the initial power mode selection. General Operation Descriptions 71
  • IBM DBCA-204860 | Hard Drive Specifications - Page 80
    Standby state. The IDENTIFY DEVICE response 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 96 And it selects the most effective 72 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 81
    transition time with the condition that the calculated response delay is shorter than the value calculated from the specifid level by Set Feature Enable Adaptive Power Management command. The optimal time to enter Active Idle mode is variable depending on the users recent behavior. It is not
  • IBM DBCA-204860 | Hard Drive Specifications - Page 82
    degrading or faulty condition. 10.6.5 S.M.A.R.T. commands The S.M.A.R.T. commands provide access to attribute values, attribute thresholds and other logging and reporting information. 74 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 83
    10.6.6 S.M.A.R.T. operation with power management modes It is recommended that, when a host system utilizes both the power management and S.M.A.R.T. features, the system enable the device's attribute autosave feature to allow the device's automatic attribute saving upon receipt of STANDBY IMMEDIATE
  • IBM DBCA-204860 | Hard Drive Specifications - Page 84
    password, a user can prevent unauthorized access to hard disk device even if the device is removed from the computer. New commands are supported for this feature as below. Security Set Password is locked on next power on reset or hard reset. 76 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 85
    The system manufacturer/dealer who intends to enable the device lock function for the end users, must set the master password even if only single level password protection is required. 10.7.4 Operation example 10.7.4.1 Master Password setting The system manufacturer/dealer can set a new Master
  • IBM DBCA-204860 | Hard Drive Specifications - Page 86
    except Set Password, Disable Password, Erase Unit, Unlock commands. (*1) refer to c in Figure 53 on page 80 Figure 51. Usual Operation 78 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 87
    purpose of this attempt limit is to prevent that someone attempts to unlock the drive by using various passwords many times. The device counts the password mismatch. If SECURITY UNLOCK command are aborted until a hard reset or a power off. The count and EXPIRE bit are cleared after a power on
  • IBM DBCA-204860 | Hard Drive Specifications - Page 88
    o o o o o o o o o o o o o o o o o x o o x o o x o o x o o x o o o o o x o o x o o x o o x o o o o o x o x o o o o o x x o o x o x o o x o o o o o o o o o o o o o o o 80 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 89
    Command Device Device Device Locked Unlock Frozen Mode Mode Mode SMART Disable Operations SMART Enable/Disable Attribute Autosave SMART Enable Operations SMART Execute Off line Immediate SMART Read Attribute Values SMART Read Attribute Thresholds SMART Return Status SMART Save Attribute Values
  • IBM DBCA-204860 | Hard Drive Specifications - Page 90
    to 0FBFFFh with nonvolatile option. From this point, the protected area cannot be accessed until next Set Max Address command is issued. Any BIOSes, device drivers, or application software access the H D D as if that is the 528MB device because the device acts exactly same as real 528MB device does
  • IBM DBCA-204860 | Hard Drive Specifications - Page 91
    3. Conventional usage without system software support Since the H D D works as 528MB device, there is no special care protected area remained accessible. Read information data from protected area. Issue hard reset or P O R to inhibit any access to the protected area. General Operation Descriptions 83
  • IBM DBCA-204860 | Hard Drive Specifications - Page 92
    drive this feature provides a Set Features function to temporarily offset the drive address space. The offset address space wraps around so that the entire disk drive end of the drive. But any capacity of the drive returned in the drive. Addresses wrap so the entire drive of the drive reported
  • IBM DBCA-204860 | Hard Drive Specifications - Page 93
    Figure 55. Device address map before and after Set Feature 10.9.2 Identify Device Data Identify Device data word 83 bit 7 indicates the device supports the Address Offset Feature. Identify Device data word 86 bit 7 indicates the device is in Address Offset mode. 10.9.3 Exceptions in Address Offset
  • IBM DBCA-204860 | Hard Drive Specifications - Page 94
    the disk. While writing data after completed acknowledgment of a write command, soft reset or hard reset does not affect its operation. But power off terminates writing operation immediately and unwritten is ignored when write cache is enabled. 86 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 95
    function. Also the information is used on the next power on reset or hard reset. If the number of the spare sector reaches 0 sector, the The conditions for auto-reallocation are described below. When a device shipped from IBM, a minimum of 791 usable spare sectors are available. Non recovered write
  • IBM DBCA-204860 | Hard Drive Specifications - Page 96
    88 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 97
    . A command should only be interrupted by a reset at times when the host thinks there may be a problem, such as a device that is no longer responding. Interrupts are cleared when the host reads the Status Register sector (or block) of data via the Data Register. © Copyright IBM Corp. 1998 89
  • IBM DBCA-204860 | Hard Drive Specifications - Page 98
    commands are: Format Track Security Disable Password Security Erase Unit Security Set Password Security Unlock Write Buffer Write Long Write Multiple 90 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 99
    Write Sectors Write Verify Execution includes the transfer of one or more 512 byte ( > 5 1 2 bytes on Write Long) sectors of data from the host to the device. 1. The host writes any required parameters to the Features, Sector Count, Sector Number, Cylinder, and Device/Head Registers. 2. The host
  • IBM DBCA-204860 | Hard Drive Specifications - Page 100
    the interrupt, the host reads the Status Register. 6. The device clears the interrupt in response to the Status Register being read. 92 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 101
    11.4 DMA Data Transfer Commands These commands are: Identify Device DMA Read DMA Write DMA Data transfer using D M A commands differ in two ways from PIO transfers: data transfers are performed using the slave-DMA channel no intermediate sector interrupts are issued on multi-sector commands
  • IBM DBCA-204860 | Hard Drive Specifications - Page 102
    94 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 103
    10010101 10010001 11100100 11001000 11001001 00100010 00100011 11000100 11111000 00100000 00100001 01000000 01000001 0001 11111010 11110011 11110100 11110101 11110001 11110010 0111 11101111 11111001 11000110 © Copyright IBM Corp. 1998 95
  • IBM DBCA-204860 | Hard Drive Specifications - Page 104
    11001011 00110010 00110011 11000101 00110000 00110001 00111100 Figure 57. Command Set Commands marked * are alternate command codes for previously defined commands. 96 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 105
    on defaults EF CC Figure 58. Command Set (Subcommand) Figure 56 on page 95 and Figure 57 on page 96 shows the commands that are supported by the device. Figure 58 shows the sub-commands that are
  • IBM DBCA-204860 | Hard Drive Specifications - Page 106
    the contents of the Status and Error Registers after the device has completed processing the command and has interrupted the host. 98 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 107
    12.1 Check Power Mode (E5h/98h) Command Block Output Registers Register 76543210 Data Feature Sector Count Sector Number Cylinder Low Cylinder High Device/Head 1 1D Command 11100101 Command Block Input Registers Register 76543210 Data Error ...See Below... Sector Count V V V V V
  • IBM DBCA-204860 | Hard Drive Specifications - Page 108
    do not apply to this command. Instead, the register contains a diagnostic code. See Figure 47 on page 67 for the definition. 100 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 109
    12.3 Flush Cache (E7h) Command Block Output Registers Register 76543210 Data Feature Sector Count Sector Number Cylinder Low Cylinder High Device/Head 1 1D Command 11100111 Command Block Input Registers Register 76543210 Data Error ...See Below... Sector Count Sector Number
  • IBM DBCA-204860 | Hard Drive Specifications - Page 110
    number of the track to be formatted. ( L = 0 ) In LBA mode, this register specifies LBA address bits 24 - 27 to be formatted. ( L = 1 ) 102 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 111
    Input Parameters From The Device Sector Number In LBA mode, this register specifies current LBA address bits 0-7. ( L = 1 ) Cylinder High/Low In LBA mode, this register specifies current LBA address bits 8 - 15 (Low), 16 - 23 (High) H In LBA mode, this register specifies current LBA address
  • IBM DBCA-204860 | Hard Drive Specifications - Page 112
    completion, and are also used on next power on reset or hard reset. Both previous information are erased from the device by this from LBA 0 to Native MAX LBA. Host MAX LBA set by Initialize Drive Parameter or Set MAX Address command is ignored. So the protected area by DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 113
    The execution time of this command is shown below. DBCA-206480 DBCA-204860 DBCA-203240 about 15 min about 12 min about 8 min Command Descriptions 105
  • IBM DBCA-204860 | Hard Drive Specifications - Page 114
    information to the host. The device will transfer a sector to the host containing the information in Figure 66 on page 107. 106 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 115
    * Note.2 Note.2 0010H 0000H * 0F00H * Drive classification, bit assignments: 15(=0): 1=ATAPI device, sectored 1(=1): 1=hard sectored 0(=0): Reserved Microcode version in ASCII Model number in ASCII Maximum number Supported 10(=1) IORDY can be disabled 9(=1) 1=LBA Supported 8(=1) 1=DMA Supported
  • IBM DBCA-204860 | Hard Drive Specifications - Page 116
    15 8 Single word DMA transfer mode active 7 0(=7) Single word DMA transfer modes supported (support mode 0,1 and 2) Multiword DMA Transfer Capability 15 11(=0) Reserved 10 1=Multiword DMA 67. Identify device information -- continued -- 108 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 117
    Protected Area Feature Set supported 9(=0) 1=DEVICE RESET command supported 8(=0) 1=SERVICE interrupt supported 7(=0) 1=release interrupt supported 6(=1) 1=look ahead supported 5(=1) 1=write cache supported 4(=0) 1=supports PACKET Command Feature Set 3(=1) 1=supports Power Management Feature Set
  • IBM DBCA-204860 | Hard Drive Specifications - Page 118
    supported 13(=1) 1=READ BUFFER command supported 12(=1) 1=WRITE BUFFER command supported 11(=0) Reserved 10(=1) 1=Host Protected Area Feature Set supported 9(=0) 1=DEVICE RESET command supported 8(=0) 1=SERVICE security erase completion 0000 : Not supported Current Advanced Power Management level 15
  • IBM DBCA-204860 | Hard Drive Specifications - Page 119
    1=Security Frozen 2(=X) 1=Security locked 1(=X) 1=Security enabled 0(=X) 1=Security supported 000XH * Current Set Feature Option. Bit assignments 15 4(=0) Reserved indicates the use of those parameters that are vendor specific. 2. The drive parameters are as follows. Command Descriptions 111
  • IBM DBCA-204860 | Hard Drive Specifications - Page 120
    (ASCII) Total number of user addressable sectors DBCA 203240 Number of cylinders Number of heads Model number (ASCII) Total number of user addressable sectors BCxOAxxx 3470h 000Fh IBM DBCA 206480 C19170h 2754h 000Fh IBM DBCA 204860 912D14h 18A0h 0010h IBM DBCA 203240 60F600h Figure 71. Number of
  • IBM DBCA-204860 | Hard Drive Specifications - Page 121
    12.7 Identify Device DMA (EEh) Command Block Output Registers Register 76543210 Data Feature Sector Count Sector Number Cylinder Low Cylinder High Device/Head 1 1D Command 11101110 Command Block Input Registers Register 76543210 Data Error ...See Below... Sector Count Sector
  • IBM DBCA-204860 | Hard Drive Specifications - Page 122
    device access from the host. The timeout interval will be reinitialized if there is a device access before the timeout interval expires. 114 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 123
    12.9 Idle Immediate (E1h/95h) Command Block Output Registers Register 76543210 Data Feature Sector Count Sector Number Cylinder Low Cylinder High Device/Head 1 1D Command 11100001 Command Block Input Registers Register 76543210 Data Error ...See Below... Sector Count Sector
  • IBM DBCA-204860 | Hard Drive Specifications - Page 124
    Device Parameters command is received. The device is powered off. Hard reset occurs. Soft reset occurs and the Set Feature option of " Logical Drive Format" on page 9, and related description is at 10.3.1, "Logical CHS Addressing Mode" on page 69. 116 OEM Specifications of DBCA-2xxxxx 2.5
  • IBM DBCA-204860 | Hard Drive Specifications - Page 125
    12.11 Read Buffer (E4h) Command Block Output Registers Register 76543210 Data Feature Sector Count Sector Number Cylinder Low Cylinder High Device/Head 1 1D Command 11100100 Command Block Input Registers Register 76543210 Data Error ...See Below... Sector Count Sector Number
  • IBM DBCA-204860 | Hard Drive Specifications - Page 126
    sector to be transferred. ( L = 0 ) In LBA mode, this register specifies LBA address bits 8 - 15 (Low) 16 - 23 (High) to be transferred. ( L = 1 ) 118 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 127
    H The head number of the first sector to be transferred. ( L = 0 ) In LBA mode, this register specifies LBA bits 24-27 to be transferred. ( L = 1 ) R The retry bit. If set to one, then retries are disabled. Input Parameters From The Device Sector Count The number of requested sectors not
  • IBM DBCA-204860 | Hard Drive Specifications - Page 128
    cylinder number of the sector to be transferred. ( L = 0 ) In LBA mode, this register contains LBA bits 8 - 15 (Low), 16 - 23 (High). ( L = 1 ) 120 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 129
    H The head number of the sector to be transferred. ( L = 0 ) In LBA mode, this register contains LBA bits 24-27. ( L = 1 ) R The retry bit. If set to one, then retries are disabled. Input Parameters From The Device Sector Count The number of requested sectors not transferred. Sector Number
  • IBM DBCA-204860 | Hard Drive Specifications - Page 130
    (High). ( L = 1 ) H The head number of the first sector to be transferred. ( L = 0 ) In LBA mode, this register contains LBA bits 24 - 27. ( L = 1 ) 122 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 131
    Input Parameters From The Device Sector Count The number of requested sectors not transferred. This will be zero, unless an unrecoverable error occurs. Sector Number The sector number of the last transferred sector. ( L = 0 ) In LBA mode, this register contains current LBA bits 0 - 7. ( L = 1 )
  • IBM DBCA-204860 | Hard Drive Specifications - Page 132
    LBA mode, this register contains native max LBA bits 24 - 27. ( L = 1 ) In CHS mode, this register contains native max head number.(L=0) 124 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 133
    V Valid. Indicates that the bit is part of an input parameter and will be set to 0 or 1 by the device. - Indicates that the bit is not used. Command Descriptions 125
  • IBM DBCA-204860 | Hard Drive Specifications - Page 134
    . ( L = 0 ) In LBA mode, this register contains LBA bits 24 - 27. ( L = 1 ) R The retry bit. If set to one, then retries are disabled. 126 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 135
    Input Parameters From The Device Sector Count The number of requested sectors not transferred. This will be zero, unless an unrecoverable error occurs. Sector Number The sector number of the last transferred sector. ( L = 0 ) In LBA mode, this register contains current LBA bits 0 - 7. ( L = 1 )
  • IBM DBCA-204860 | Hard Drive Specifications - Page 136
    . ( L = 0 ) In LBA mode, this register contains LBA bits 24 - 27. ( L = 1 ) R The retry bit. If set to one, then retries are disabled. 128 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 137
    Input Parameters From The Device Sector Count The number of requested sectors not verified. This will be zero, unless an unrecoverable error occurs. Sector Number The sector number of the last transferred sector. ( L = 0 ) In LBA mode, this register contains current LBA bits 0 - 7. ( L = 1 )
  • IBM DBCA-204860 | Hard Drive Specifications - Page 138
    the disk to cylinder 0. If the device cannot reach cylinder 0, T0N (Track 0 Not Found) will be set in the Error Register. 130 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 139
    12.19 Security Disable Password (F6h) Command Block Output Registers Register 76543210 Data Feature Sector Count Sector Number Cylinder Low Cylinder High Device/Head 1 1D Command 11110110 Command Block Input Registers Register 76543210 Data Error ...See Below... Sector Count
  • IBM DBCA-204860 | Hard Drive Specifications - Page 140
    is to prevent accidental erasure of the device. This command does not request to transfer data. The execution time of this command is shown below. DBCA-206480 DBCA-204860 DBCA-203240 about 15 min about 12 min about 8 min 132 OEM Specifications of
  • IBM DBCA-204860 | Hard Drive Specifications - Page 141
    the device lock function. Note that the Security Erase Unit command initializes from LBA 0 to Native MAX LBA. Host MAX LBA set by Initialize Drive Parameter or Set Max Address command is ignored. So the protected area by Set Max Address command is also initialized. This command requests to transfer
  • IBM DBCA-204860 | Hard Drive Specifications - Page 142
    the Master Password and the User Password, and then the device only erases all user data. The execution time of this command is shown below. DBCA-206480 DBCA-204860 DBCA-203240 about 15 min about 12 min about 8 min 134 OEM Specifications of
  • IBM DBCA-204860 | Hard Drive Specifications - Page 143
    this command is completed, the command which updates Security Mode Feature (Device Lock Function) is rejected. Frozen mode is quit only by Power off or Hard Reset. The following commands are rejected when the device is in frozen mode. For detail, refer to Figure 53 on page 80. Security Set Password
  • IBM DBCA-204860 | Hard Drive Specifications - Page 144
    is not locked immediately. The device is locked after next power on reset or hard reset. When the MASTER password is set by this command, the master password is but the device is N O T locked after next power on reset or hard reset. This command requests a transfer of a single sector of data from the
  • IBM DBCA-204860 | Hard Drive Specifications - Page 145
    Word 00 01 16 17 18 19 255 Description Control word bit 0 : Identifier (1 Master, 0 User) bit 1 7 : Reserved bit 8 : Security level (1 Maximum, 0 High) bit 9 15 : Reserved Password (32 byte) Master Password Revision Code (valid if Word 0 bit 0 = 1) Reserved Figure 91. Security Set
  • IBM DBCA-204860 | Hard Drive Specifications - Page 146
    password and causes the device to enter device unlock mode. If power on reset or hard reset is done without executing the Security Disable Password command after this command is completed, the all password protected commands are rejected until a hard reset or a power off. 138 OEM Specifications of
  • IBM DBCA-204860 | Hard Drive Specifications - Page 147
    sent to the device. If an abort error is returned by the device BEFORE the password data has been sent to the file then another problem exists. Command Descriptions 139
  • IBM DBCA-204860 | Hard Drive Specifications - Page 148
    register contains current LBA bits 8 - 15 (Low), 16 - 23 (High). (L=1) H In LBA mode, this register contains current LBA bits 24 - 27. ( L = 1 ) 140 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 149
    12.26 Set Features (EFh) Command Block Output Registers Register 76543210 Data Feature VVVVVVVV Sector Count Note.1 Sector Number Cylinder Low Cylinder High Device/Head 1 1D Command 11101111 Command Block Input Registers Register 76543210 Data Error ...See Below... Sector Count
  • IBM DBCA-204860 | Hard Drive Specifications - Page 150
    on Read Long/Write Long commands CCH Enable reverting to power on defaults Warning 1. Hard reset or power off must not be done in 5 seconds after write command ) by Identify Device command. Note 4. After power on reset or hard reset, the device is set to the following features as default.
  • IBM DBCA-204860 | Hard Drive Specifications - Page 151
    12.27 Set Max Address (F9h) Command Block Output Registers Register 76543210 Data Feature Sector Count B Sector Number V V V V V V V V Cylinder Low V V V V V V V V Cylinder High V V V V V V V V Device/Head 1L1DHHHH Command 11111001 Command Block Input Registers Register 76543210
  • IBM DBCA-204860 | Hard Drive Specifications - Page 152
    part of an input parameter and will be set to 0 or 1 by the device. - Indicates that the bit is not used. 144 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 153
    for these commands. The block size is the number of sectors to be transferred for each interrupt. The default block size after power up, or hard reset is 0, and Read Multiple and Write Multiple commands are disabled. If an invalid block size is specified, an Abort error will be returned to
  • IBM DBCA-204860 | Hard Drive Specifications - Page 154
    with continued operation of the host system. If the device is already spun down, the spin down sequence is not executed. 146 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 155
    12.30 S.M.A.R.T. Function Set (B0h) Command Block Output Registers Register 76543210 Data Feature VVVVVVVV Sector Count V V V V V V V V Sector Number Cylinder Low 0 1 0 0 1 1 1 1 Cylinder High 1 1 0 0 0 0 1 0 Device/Head 1 1D Command 10110000 Command Block Input Registers Register
  • IBM DBCA-204860 | Hard Drive Specifications - Page 156
    the host, the device asserts BSY, writes any updated Attribute Values to the Attribute Data sector, clears BSY and asserts INTRQ. 148 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 157
    subcommand from the host and is interrupted by any new command from the host,the device will abort its off-line data collection activities and service the host within two seconds after receipt of the new command. Off-line data collection activity must be restarted by a new SMART Execute Off-line
  • IBM DBCA-204860 | Hard Drive Specifications - Page 158
    ATA-3 specification for byte ordering, namely that the least significant byte occupies the lowest numbered byte address location in the field. 150 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 159
    Description Bytes Offset Format Data Structure Revision Number 2 00h binary 1st Device Attribute 12 02h (*1) ... .. ... .. 30th Device Attribute 12 15Eh (*1) Off line data collection status 1 16Ah (*1) Total segments required for off line data collection 1 16Bh (*1) Total time in
  • IBM DBCA-204860 | Hard Drive Specifications - Page 160
    -zero value in the Attribute ID Number indicates an active attribute. The device supports following Attribute ID Numbers. Those marked with (*) indicate that corresponding Attribute Values can Time 4 Start/Stop Count 5 Reallocated Sector Count 152 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 161
    7 Seek Error Rate 8 Seek Time Performance (*) 9 Power-On Hours Count 10 Spin Retry Count 12 Device Power Cycle Count 199 CRC Error Count 220 Disk Shift 221 G-Sense Error Rate 222 Loaded Hours 223 Load Retry Count 224 Load Friction 225 Load Cycle Count 226 Load-in Time 227
  • IBM DBCA-204860 | Hard Drive Specifications - Page 162
    Collection is disabled. Bits 0 thru 6 represents a hexadecimal status value reported by the device. Value Definition 0 Off-line data collection never started 154 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 163
    1 Segment completed without error 2 All segments completed without errors. In this case, current segment pointer equals to total seg- ments required. 5 Off-line data collecting aborted by interrupting command 6 Off-line data collection aborted with fatal error 12.30.2.4 Total Segments
  • IBM DBCA-204860 | Hard Drive Specifications - Page 164
    saving mode (Standby or Sleep mode). 1 Attribute autosave after event capability The device supports the S.M.A.R.T. Enable/Disable Attribute Autosave subcommand. 2-15 Reserved (0) 12.30.2.9 Data as their corresponding Attribute Values. 156 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 165
    Description Data Structure Revision Number 1st Attribute Threshold ... ... 30th Attribute Threshold Reserved Vendor specific Data structure checksum Bytes Offset Format 2 00h binary 12 02h (*1) .. .. 12 15Eh (*1) 18 16Ah 131 17Ch 1 1FFh 512 Value 0005h (*2) (*2) (*3) (*3) (*2) (*1) See following
  • IBM DBCA-204860 | Hard Drive Specifications - Page 166
    00h binary 1 01h binary 10 02h binary 12 12.30.3.3 Attribute ID Numbers Attribute ID Numbers supported by the device are the same as Attribute Values Data Structures. 12.30.3.4 Attribute Threshold These conditions are encountered by a device. 158 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 167
    FUNCTION SET command was received by the device with a subcommand value in the Features Register 51h 04h that is either invalid or not supported by this device. A S.M.A.R.T. FUNCTION SET command subcommand other than SMART ENABLE OPERATIONS was received by the 51h device while the device was
  • IBM DBCA-204860 | Hard Drive Specifications - Page 168
    device access from the host. The timeout interval will be reinitialized if there is a device access before the timeout interval expires. 160 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 169
    12.32 Standby Immediate (E0h/94h) Command Block Output Registers Register 76543210 Data Feature Sector Count Sector Number Cylinder Low Cylinder High Device/Head 1 1D Command 11100000 Command Block Input Registers Register 76543210 Data Error ...See Below... Sector Count Sector
  • IBM DBCA-204860 | Hard Drive Specifications - Page 170
    Buffer commands are synchronized such that sequential Write Buffer and Read Buffer commands access the same 512 byte within the buffer. 162 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 171
    12.34 Write DMA (CAh/CBh) Command Block Output Registers Register 76543210 Data Feature Sector Count V V V V V V V V Sector Number V V V V V V V V Cylinder Low V V V V V V V V Cylinder High V V V V V V V V Device/Head 1L1DHHHH Command 1100101R Command Block Input Registers Register
  • IBM DBCA-204860 | Hard Drive Specifications - Page 172
    - 23 (High). (L=1) H The head number of the last transferred sector. ( L = 0 ) In LBA mode, this register contains current LBA bits 24 - 27. ( L = 1 ) 164 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 173
    12.35 Write Long (32h/33h) Command Block Output Registers Register 76543210 Data Feature Sector Count 0 0 0 0 0 0 0 1 Sector Number V V V V V V V V Cylinder Low V V V V V V V V Cylinder High V V V V V V V V Device/Head 1L1DHHHH Command 0011001R Command Block Input Registers Register
  • IBM DBCA-204860 | Hard Drive Specifications - Page 174
    to confirm the operation of the files ECC hardware. Unexpected results may occur if such testing is performed using 4 byte mode. 166 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 175
    12.36 Write Multiple (C5h) Command Block Output Registers Register 76543210 Data Feature Sector Count V V V V V V V V Sector Number V V V V V V V V Cylinder Low V V V V V V V V Cylinder High V V V V V V V V Device/Head 1L1DHHHH Command 11000101 Command Block Input Registers Register
  • IBM DBCA-204860 | Hard Drive Specifications - Page 176
    - 23 (High). (L=1) H The head number of the last transferred sector. ( L = 0 ) In LBA mode, this register contains current LBA bits 24 - 27. ( L = 1 ) 168 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 177
    12.37 Write Sectors (30h/31h) Command Block Output Registers Register 76543210 Data Feature Sector Count V V V V V V V V Sector Number V V V V V V V V Cylinder Low V V V V V V V V Cylinder High V V V V V V V V Device/Head 1L1DHHHH Command 0011000R Command Block Input Registers
  • IBM DBCA-204860 | Hard Drive Specifications - Page 178
    - 23 (High). (L=1) H The head number of the last transferred sector. ( L = 0 ) In LBA mode, this register contains current LBA bits 24 - 27. ( L = 1 ) 170 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 179
    12.38 Write Verify (3Ch: Vendor Specific) In DBCA-2xxxxx implementation, Write Verify command is exactry same as Write Sectors command(30h). No read verification is performed after write operation. Refer to Write Sectors Command for parameters. Command Descriptions 171
  • IBM DBCA-204860 | Hard Drive Specifications - Page 180
    172 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 181
    On Device Busy After Software Reset Device Ready After Software Reset Device Busy After Hard Reset Device Ready After Hard Reset Device Busy After Command Code Out Interrupt, DRQ For Data Transfer In 400 ns 30 sec (Note.2) Figure 113. Timeout Values -- continued -- © Copyright IBM Corp. 1998 173
  • IBM DBCA-204860 | Hard Drive Specifications - Page 182
    , the command's timeout value of the field is 10 seconds. Security Disable Password, Security Erase Unit, Security Set Password, Security Unlock. 174 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 183
    understanding of DBCA-2xxxxx command support coverage comparing to the ATA-4 defined command set. The column of 'Implementation' shows the capability of DBCA-2xxxxx for be used IDENTIFY PACKET DEVICE No Not to be used SERVICE No Not to be used Figure 115. Command coverage -- continued --
  • IBM DBCA-204860 | Hard Drive Specifications - Page 184
    NATIVE MAX ADDRESS SET MAX ADDRESS Vendor specific Reserved: all remaining codes Figure 116. Command coverage Implementation ATA 4 Categoly for DBCA 2xxxxx Yes Optional (5) No Vendor specific Yes Mandatory Yes Mandatory Yes Mandatory No Optional(*) Yes Mandatory Yes Mandatory Yes
  • IBM DBCA-204860 | Hard Drive Specifications - Page 185
    DBCA-2xxxxx "Set Features" command support coverage comparing to the ATA-4 defined command set. The column of 'Implementation' shows the capability of DBCA to power on defaults Disable release interrupt Disable SERVICE interrupt Reserved Implementation for DBCA 2xxxxx Yes Yes Yes Yes Yes Yes No
  • IBM DBCA-204860 | Hard Drive Specifications - Page 186
    178 OEM Specifications of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 187
    (32h/33h) 165 Write Multiple (C5h) 167 Write Sectors (30h/31h) 169 Write Verify (3Ch) 171 Commands support Coverage 175 COR 64 CORR 64 D D 98 D F 64 Diagnostic Diagnostic and Reset considerations 68 Diagnostic and Reset , 104 H H 98 H0 61 H1 61 H2 61 H3 61 HS0 62 © Copyright IBM Corp. 1998 179
  • IBM DBCA-204860 | Hard Drive Specifications - Page 188
    Register 61 Register (continued) Device/Head Register 62 Drive Address Register 61 Error Register 62 Features Register 63 90, 138 Seek 92, 140 Set Features 92, 141 SET FEATURES Command support Coverage 177 Set Max Address 92, 143 Set Multiple 145 Set Multiple Mode 92 of DBCA-2xxxxx 2.5 inch H D D
  • IBM DBCA-204860 | Hard Drive Specifications - Page 189
    T T0N 63 Timeout Interval 61 Timeout Parameter 114, 160 Timeout Values 173 TK0NF 63 U UNC 63 V V 98 W Write Buffer 90, 162 Write Cache 86 Write DMA 93, 163 Write Long 90, 165 Write Multiple 90, 167 Write Sectors 90, 169 Write Verify 91, 171 WTG 61 X x 98 Index 181
  • IBM DBCA-204860 | Hard Drive Specifications - Page 190
    Published in Japan S25L-2426-02
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OEM HARD DISK DRIVE SPECIFICATIONS
for
DBCA-203240/204860/206480 ( 3.2 / 4.8 / 6.4 GB )
2.5-Inch Hard Disk Drive with ATA Interface
Revision (1.0)
S25L-2426-02