Hitachi hard disk 0J11285 500 GB 2.5 " 8 MB 0J11285 Ficha De Dados
Códigos do produto
0J11285
Z5K500 OEM Specifications
128
14.32 Security Set Password (F1h)
Command Block Output Registers
Command Block Input Registers
Register
7 6 5 4 3 2 1 0 Register
7 6 5 4 3 2 1 0
Data
- - - - -
-
-
- Data
- - - - - -
-
-
Feature
- - - - -
-
-
- Error
...See
Below...
Sector
Count
- - - - -
-
-
- Sector
Count
- - - - - -
-
-
LBA
Low
- - - - -
-
-
- LBA
Low
- - - - - -
-
-
LBA
Mid
- - - - -
-
-
- LBA
Mid
- - - - - -
-
-
LBA
High
- - - - -
-
-
- LBA
High
- - - - - -
-
-
Device
- - - - -
-
-
- Device
- - - - - -
-
-
Command
1 1 1 1 0 0 0 1 Status
...See
Below...
Error Register
Status Register
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 0 V
Table 100 Security Set Password Command (F1h)
The Security Set Password command enables security mode feature (device lock function), and sets the
master password or the user password.
master password or the user password.
The security mode feature (device lock function) is enabled by this command, and the device is not
locked immediately. The device is locked after next COMRESET with Software Setting Preservation
disabled or power on reset. When the MASTER password is set by this command, the master
password is registered internally, but the device is NOT locked after next power on reset.
locked immediately. The device is locked after next COMRESET with Software Setting Preservation
disabled or power on reset. When the MASTER password is set by this command, the master
password is registered internally, but the device is NOT locked after next power on reset.
This command requests a transfer of a single sector of data from the host including the information
specified in the following table.
specified in the following table.
The data transferred controls the function of this command.
Word Description
00 Control
word
bit 0
: Identifier (1-Mater, 0-User)
bit 1-7
: Reserved
bit 8
: Security level (1-Maximum, 0-High)
bit 1-15
: Reserved
01-16 Password
(32
bytes)
17-18
Master Password Revision Code
(valid if Word 0 bit 0 = 1)
(valid if Word 0 bit 0 = 1)
19-255 Reserved
Table 101 Security Set Password Information
Identifier
Zero indicates that the device should check the supplied password against the user
password stored internally. One indicates that the device should check the given
password against the master password stored internally.
password stored internally. One indicates that the device should check the given
password against the master password stored internally.
Security Level
Zero indicates High level, one indicates Maximum level. If the host sets High level
and the password is forgotten, then the Master Password can be used to unlock
the device. If the host sets Maximum level and the user password is forgotten, only
an Security Erase Prepare/Security Unit command can unlock the device and all
data will be lost.
and the password is forgotten, then the Master Password can be used to unlock
the device. If the host sets Maximum level and the user password is forgotten, only
an Security Erase Prepare/Security Unit command can unlock the device and all
data will be lost.
Password
The text of the password - all 32 bytes are always significant.
Master Password
Revision Code
Revision Code
The Revision Code field is set with Master password. If Identifier is User, the
Revision Code is not set. The Revision Code field is returned in Identify Device
word 92. The valid Revision Codes are 0001h to FFFEh. Default Master Password
Revision Code is FFFEh. Value 0000h and FFFFh is reserved.
Revision Code is not set. The Revision Code field is returned in Identify Device
word 92. The valid Revision Codes are 0001h to FFFEh. Default Master Password
Revision Code is FFFEh. Value 0000h and FFFFh is reserved.