IBM IC35L020 - Deskstar 20 GB Hard Drive - Security Set Password (F1 H); Figure 104. Security Set Password Command (F1 H)

15.24 Security Set Password (F1h)
see below
Status
1 1 1 1 0 0 0 1
Command
- - - - - - - -
Device/Head
1 - 1 D - - - -
Device/Head
- - - - - - - -
Cylinder High
- - - - - - - -
Cylinder High
- - - - - - - -
Cylinder Low
- - - - - - - -
Cylinder Low
- - - - - - - -
Sector Number
- - - - - - - -
Sector Number
- - - - - - - -
Sector Count
- - - - - - - -
Sector Count
see below
Error
- - - - - - - -
Feature
- - - - - - - -
Data
- - - - - - - -
Data
7 6 5 4 3 2 1 0
Register
7 6 5 4 3 2 1 0
Register
Command Block Input
Registers
Command Block Output
Registers
V–0––0V000V00000
ERRIDXCORDRQDSCDFRDYBSYAMNT0NABT0IDN0UNCCRC
0123456701234567
Status RegisterError Register
Figure 104. 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.
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 power on reset or hard 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 or hard reset.
This command requests a transfer of a single sector of data from the host including the information
specified in the following figure.
The data transferred controls the function of this command.
Deskstar 60 GXP Hard disk drive specification
143