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5.3 Host Commands
C141-E050-02EN 5-61
Table 5.10 Contents of security password
Word
Contents
0
Control word
Bit 0: Identifier
0 = Compares the user passwords.
1 = Compares the master passwords.
Bits 1 to 15: Reserved
1 to 16
Password (32 bytes)
17 to 255
Reserved
At command issuance (I-O register contents))
1F7
h
(CM)
1 1 1 1
0
1 1
0
1F6
h
(DH)
× × ×
DV
xx
1F5
h
(CH)
1F4
h
(CL)
1F3
h
(SN)
1F2
h
(SC)
1F1
h
(FR)
xx
xx
xx
xx
xx
At command completion (I-O register contents)
1F7
h
(ST)
Status information
1F6
h
(DH)
× × ×
DV
xx
1F5
h
(CH)
1F4
h
(CL)
1F3
h
(SN)
1F2
h
(SC)
1F1
h
(ER)
xx
xx
xx
xx
Error information
(29) SECURITY ERASE PREPARE (F3h)
The SECURITY ERASE UNIT command feature is enabled by issuing the
SECURITY ERASE PREPARE command and then the SECURITY ERASE
UNIT command. The SECURITY ERASE PREPARE command prevents data
from being erased unnecessarily by the SECURITY ERASE UNIT command.
Issuing this command during FROZEN MODE returns the Aborted Command
error.