Table 143 Set Max Lock - Hitachi HDS723020BLA642 Specifications

11.39.2 Set Max Lock (Feature = 02h)
Command Block Output Registers
Register
Data
Feature
Sector Count
Sector Number
Cylinder Low
Cylinder High
Device/Head
Command
Error Register
7 6 5
CRC UNC 0
0 0 0

Table 143 Set Max Lock

The device regards as Set Max Address command, if this command is immediately preceded by 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 1
- - - - - - -
- - - - - - -
- - - - - - -
- - - - - - -
1 - 1 D - - -
1 1 1 1 1 0 0
4 3 2 1
IDN 0 ABT T0N AMN
0 0 V 0
Hitachi hard disk drive specifications
Command Block Input Registers
0 Register 7
- Data -
0 Error
- Sector Count -
- Sector Number -
- Cylinder Low -
- Cylinder High -
- Device/Head 1
1 Status
Status Register
0 7 6 5
BSY RDY DF
0 0 V 0
206
6 5 4 3 2 1 0
- - - - - - -
...See Below...
- - - - - - -
- - - - - - -
- - - - - - -
- - - - - - -
- 1 D - - - -
...See Below...
4 3 2 1
DSC DRQ COR IDX ERR
- - 0 -
0
V