Hitachi HTS543212L9SA00, HTS543280L9A300 manual Set Features EFh, Set Features Command EFh

Models: HTS543212L9SA00 HTS543280L9A300

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5K320 SATA OEM Specification

14.35Set Features (EFh)

Command Block Output Registers

Register

7

 

6

 

5

 

4

 

3

2

 

1

 

0

 

Data

-

 

 

-

 

 

-

 

 

-

 

-

-

 

 

-

 

-

 

Feature

V

 

 

V

 

 

V

 

 

V

 

V

V

 

 

V

 

V

 

Sector Count

 

 

 

 

 

 

 

 

 

Note.1

 

 

 

 

 

 

 

LBA Low

-

 

 

-

 

 

-

 

 

-

 

-

-

 

 

-

 

-

 

LBA Mid

-

 

 

-

 

 

-

 

 

-

 

-

-

 

 

-

 

-

 

LBA High

-

 

 

-

 

 

-

 

 

-

 

-

-

 

 

-

 

-

 

Device

-

 

 

-

 

 

-

 

 

-

 

-

-

 

 

-

 

-

 

Command

1

 

1

 

1

 

0

 

1

1

 

1

 

1

 

Command Block Input Registers

Register

7

6

 

5

4

3

2

 

1

0

Data

-

-

 

-

-

-

-

 

-

-

Error

 

 

 

...See Below...

 

 

Sector Count

-

-

 

-

-

-

-

 

-

-

LBA Low

-

-

 

-

-

-

-

 

-

-

LBA Mid

-

-

 

-

-

-

-

 

-

-

LBA High

-

-

 

-

-

-

-

 

-

-

Device

-

-

 

-

-

-

-

 

-

-

Status

 

 

 

...See Below...

 

 

Error Register

7

6

5

4

3

2

1

0

 

CRC

UNC

0

IDN

0

ABT

T0N

AM

 

 

 

 

 

 

 

 

N

 

0

0

0

0

0

V

0

0

 

Status Register

7

6

5

4

3

2

1

0

BSY

RDY

DF

DSC

DRQ

COR

IDX

ERR

 

 

 

 

 

 

 

 

0

V

0

-

-

0

0

V

Table 105 Set Features Command (EFh)

The Set Feature command is to establish the following parameters which affect the execution of certain features as shown in below table.

ABT will be set to 1 in the Error Register if the Feature register contains any undefined values.

After power on reset, the device is set to the following features as default.

Write cache

 

: Enable

ECC bytes

 

: 4 bytes

Read look-ahead

 

: Enable

Reverting to power on defaults

: Disable

Device-initiated interface power state

: Disable

transition

 

 

Software setting preservation

: Enable

Output Parameters To The Device

 

Feature

Destination code for this command

02H

Enable write cache (Note.2)

03H

Set transfer mode based on value in sector count register

05H

Enable Advanced Power Management

06H

Enable Power -Up in Standby feature set

07H

Power -Up in Standby feature set device spin-up

10H

Enable use of Serial ATA feature

42H

Enable Automatic Acoustic Management feature set

55H

Disable read look-ahead feature

66H

Disable reverting to power on defaults

82H

Disable write cache

 

85H

Disable Advanced Power Management (Note.3)

86H

Disable Power-UP in Standby feature set

90H

Disable use of Serial ATA feature

AAH

Enable read look -ahead feature

C2H

Disable Automatic Acoustic Management feature set

CCH

Enable reverting to power on defaults

Note 1.

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Hitachi HTS543212L9SA00, HTS543280L9A300 manual Set Features EFh, Set Features Command EFh