AT26DF081A-SSU-RET Atmel, AT26DF081A-SSU-RET Datasheet - Page 22
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AT26DF081A-SSU-RET
Manufacturer Part Number
AT26DF081A-SSU-RET
Description
Manufacturer
Atmel
Datasheet
1.AT26DF081A-SSU-RET.pdf
(40 pages)
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22
AT26DF081A
Tables 9-4 and 9-5
Table 9-4.
Note:
Table 9-5.
WP
0
0
1
1
(Don't Care)
1. “n” represents a sector number
SPRL
WP
X
0
1
0
1
Sector Protection Register States
Hardware and Software Locking
Hardware
Software
Locking
detail the various protection and locking states of the device.
Locked
Locked
SPRL Change Allowed
Can be modified from 0 to 1
Locked
Can be modified from 0 to 1
Can be modified from 1 to 0
Sector Protection Register
n(1)
0
1
Sector Protection Registers
Unlocked and modifiable using
the Protect and Unprotect Sector
commands. Global Protect and
Unprotect can also be performed.
Locked in current state. Protect
and Unprotect Sector commands
will be ignored. Global Protect and
Unprotect cannot be performed.
Unlocked and modifiable using the
Protect and Unprotect Sector
commands. Global Protect and
Unprotect can also be performed.
Locked in current state. Protect and
Unprotect Sector commands will be
ignored. Global Protect and Unprotect
cannot be performed.
Unprotected
Protected
3600G–DFLASH–06/09
Sector
n(1)
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