Hitachi 100GB 7200 RPM HTE721010G9SA00 Manuel D’Utilisation

Travelstar E7K100 (SATA) Hard Disk Drive Specification

138 

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

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

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

Register

7 6 5 4 3 2 1 0

Register

7 6 5 4 3 2 1 0

Data

- - - - - - - -

Data

- - - - - - - -

Feature

V V V V V V V V

Error

see below

Sector Count

see note 1

Sector Count

- - - - - - - -

LBA Low

- - - - - - - -

LBA Low

- - - - - - - -

LBA Mid

- - - - - - - -

LBA Mid

- - - - - - - -

LBA High

- - - - - - - -

LBA High

- - - - - - - -

Device

 - - - - - - - -

Device

- - - - - - - -

Command

1 1 1 0 1 1 1 1

Status

see below

7

6

5

4

3

2

1

0

7

6

5

4

3

2

1

0

CRC

UNC

0

IDN

0

ABT

T0N

AMN

BSY RDY

DF

DSC

DRQ

COR IDX

ERR

0

0

0

0

0

V

0

0

0

V

0

-

-

0

-

V

Write cache

Enable

ECC bytes

4 bytes

Read look-ahead

Enable

Reverting to power on defaults

Disable

Destination code for this command

Enable write cache (See note 2)

Set transfer mode based on value in sector count register

Reserved (See note 3)

Enable Power-Up in Standby feature set

Power-Up in Standby feature set device spin-up

Enable use of Serial ATA feature

Enable Automatic Acoustic Management feature set

51 bytes of ECC apply on Read/Write long commands

Disable read look-ahead feature

Disable reverting to power on defaults

Disable write cache

Disable Advanced Power Management (Note .3)

Disable Power-Up in Standby feature set