Toshiba 4006GAH ユーザーズマニュアル

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10.8.31.2  Set Max Set Password   
F9h with the content of the Features register equal to 01h. 
 
COMMAND CODE 
1 1 1 1 1 0 0 1
REGISTER 
 
REGISTER SETTING 
NORMAL COMPLETION 
DR 
DRIVE No. 
no change 
CY  
no 
change 
HD  
no 
change 
SN  
no 
change 
SC  
no 
change 
FT 01
 H 
  
no change 
LBA  
no 
change 
 
This command is not immediately preceded by a READ NATIVE MAX ADDRESS command. If this command is 
immediately preceded by a READ NATIVE MAX ADDRESS command, it shall be interpreted as a SET MAX 
ADDRESS command. 
This command requests a transfer of a single sector of data from the host. Table 10.8-7 defines the content of 
this sector of information. The password is retained by the device until the next power cycle. When the device 
accepts this command the device is in Set_Max_Unlocked state. 
 
  Table 10.8-7    SET MAX SET PASSWORD data content 
Word Content 
0 Reserved 
1-16 
Password (32 bytes) 
17-255 Reserved 
 
 
10.8.31.3  Set Max Lock   
F9h with the content of the Features register equal to 02h. 
 
COMMAND CODE 
1 1 1 1 1 0 0 1
REGISTER 
 
REGISTER SETTING 
NORMAL COMPLETION 
DR 
DRIVE No. 
no change 
CY  
no 
change 
HD  
no 
change 
SN  
no 
change 
SC  
no 
change 
FT 02
 H 
  
no change 
LBA  
no 
change 
 
This command is not immediately preceded by a READ NATIVE MAX ADDRESS command. If this command is 
immediately preceded by a READ NATIVE MAX ADDRESS command, it shall be interpreted as a SET MAX 
ADDRESS command. 
The SET MAX LOCK 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.