P R E L I M I N A R Y
Toggle Bit Algorithm
START
No
DQ6 = Toggle?
Yes
No
DQ5 = 1?
Yes
No
DQ6 = Toggle?
Yes
FAIL
PASS
20511C-10
Figure 7. Toggle Bit Algorithm
Temporary Sector Unprotect Algorithm
Start
RESET = V
(Note 1)
ID
Perform Erase or
Program Operations
RESET = V
IH
Temporary Sector
Unprotect Completed
(Note 2)
Notes:
1. All protected sectors unprotected.
2. All previously protected sectors are protected once again.
20511C-11
Figure 8. Temporary Sector Unprotect Algorithm
24
Am29LV008T/Am29LV008B
CYPRESS [ CYPRESS ]
