Interface
5-78 C141-E104-02EN
At command issuance (I-O register contents)
1F7h(CM)11110100
1F6h(DH) x x x DV xx
1F5h(CH)
1F4h(CL)
1F3h(SN)
1F2h(SC)
1F1h(FR)
xx
xx
xx
xx
xx
At command completion (I-O register contents)
1F7h(ST) Status information
1F6h(DH) x x x DV xx
1F5h(CH)
1F4h(CL)
1F3h(SN)
1F2h(SC)
1F1h(ER)
xx
xx
xx
xx
Error information
(33) SECURITY FREEZE LOCK (F5h)
This command puts the device into FROZEN MODE. The following commands
used to change the lock function return the Aborted Command error if the device
is in FROZEN MODE.
• SECURITY SET PASSWORD
• SECURITY UNLOCK
• SECURITY DISABLE PASSWORD
• SECURITY ERASE UNIT
FROZEN MODE is canceled when the power is turned off, or when hardware is
reseted. If this command is reissued in FROZEN MODE, the command is
completed and FROZEN MODE remains unchanged.
Issuing this command during LOCKED MODE returns the Aborted Command
error.
The following medium access commands return the Aborted Command error
when the device is in LOCKED MODE: