Set Max Lock (Feature=02H) - Hitachi T7K250 - Deskstar - Hard Drive Specifications

12.40.2 Set Max Lock (Feature=02h)

Table 121: Set Max Lock command
Command Block Output Registers
Register
Data
Feature
Sector Count
Sector Number
Cylinder Low
Cylinder High
Device/Head
Command
7 6 5
CRC UNC 0
0 0 0
If this command is immediately preceded by a Read Native Max Address command, the device regards it as a Read
Native Max Address command.
This command sets the device into Set_Max_Locked state. After this command is completed, any other Set Max
commands except Set Max Unlock and Set Max Freeze Lock are rejected. The device remains in this state until a
power cycle or the acceptance of a Set Max Unlock or Set Max Freeze Lock command
7 6 5 4 3 2 1 0
- - - - - - - -
0 0 0 0 0 0 1 0
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
1 - 1 D - - - -
1 1 1 1 1 0 0 1
Error Register
4 3 2 1
IDN 0 ABT T0N AMN
0 0 V 0
Deskstar T7K250 Hard Disk Drive Specification
Command Block Input Registers
Register
Data
Error
Sector Count
Sector Number
Cylinder Low
Cylinder High
Device/Head
Status
0 7 6
BSY RDY DF DSC DRQ
0 0 V
194
7 6 5 4 3 2 1 0
- - - - - - - -
see below
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
1 - 1 D - - - -
see below
Status Register
5 4 3 2
COR IDX
0 - - 0
1 0
ERR
- V