Seagate 6450, 6451 manual Identify drive command ECH, Word Description Value

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Medalist Pro 6450/6451 Product Manual, Rev. B	29

3.2.1Identify drive command (ECH)

The Identify drive parameters for the drives are listed in the table below.

Note. If the alternate capacity jumper is installed on the drive, the drive capacity is reduced in Word 1 to 4,092 cylinders.

Word	Description	Value
0	Configuration	045AH

1	Number of logical	ST36450A = 13,328
	cylinders	ST36451A = 13,328
2	Reserved	0000

3	Number of logical heads	15

4	Vendor-specific	34,540

5	Vendor-specific	580

6	Number of logical sectors	63
	per track
7–9	Vendor-specific	0000

10–19	Serial number (20 ASCII	drive-unique
	characters)
20	Vendor-specific	3

21	Vendor-specific	896

22	ECC bytes (R/W Long)	0004H

23–26	Firmware revision	drive-unique
	(8 ASCII characters)
27–46	Model number (40 ASCII	ST36450A
	characters)	ST36451A
47	Vendor-specific	8010H

48	Reserved	0000

49	Capabilities	0B01H

50	Reserved	0000

51	PIO data-transfer cycle	0200H
	timing mode
52	Obsolete	0200H

continued

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Contents Product Manual Page Product Manual Page Contents Appendix. Timing diagrams Configuring and mounting the driveATA interface Figures Medalist Pro 6450/6451 Product Manual, Rev. B Introduction Performance CapacityEnergy-efficiency Drive specification ST36450A ST36451A Quick specification chartVoltage tolerance including noise +12V Standard configuration SpecificationsFormatted capacity Physical organization Functional specificationsST36450A ST36451A Seek time Physical dimensionsMultisegmented cache buffer Start and stop times Typical power-up and power-down sequencePower-down sequence Power-up sequencePower specifications Power management Auto-parkIdle mode Active modeStandby mode Sleep modeEnvironmental specifications 1.13.1 Ambient temperature Power consumptionInput noise Altitude Temperature gradientRelative humidity Shock and vibrationAcoustics Overall A-weighted Value IdleReliability Agency listingsFCC verification Electromagnetic Compliance for the European UnionPage Sicherheitsanleitung Handling and static-discharge precautions Configuring and mounting the drivePower connector I/O cable and connectorPart Description Part Description Part numberOptions jumper block ConnectorsConfiguration Settings Master/slave configurationCable-select option Alternate capacity jumperRemote LED connection Mounting the drive Connecting cable-selected drivesMounting dimensions Medalist Pro 6450/6451 Product Manual, Rev. B ATA Interface ATA Interface connector pin assignmentsATA interface connector pin assignments Command name Parameters used Command setCA, CB Word Description Value Identify drive command ECHWord Description Value Word Description Value Feature Value Set Features command EFHUpper 5 bits PIO and DMA Data-Transfer ModesSleep command 99H, E6H Standby timer timeout periodSector Count Register contents Corresponding timeout period Automatic ReallocationSignal Line Definitions New Definitions Old Definitions Synchronous DMA Transfer Signal Line DefinitionsProtocol Rules Field/Bit Description Error RegisterTime Description Min Max Appendix. Timing diagramsProgrammed I/O timing with Iordy TKR Sustained Synchronous DMA burst Time Description ModePage Page

6451, 6450 specifications

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