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

Image 37
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

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