W19B320B Datasheet, PDF (30/51 Pages) Winbond – 32Mbit, 2.7~3.6-volt single bank CMOS flash memory

W19B320BT/B DATASHEET
7.6 Temporary Sector Unprotect Algorithm
START
#RESET = V_ID
(Note 1)
Perform Erase or
Program Operations
#RESET = V_IH
Temporary Sector
Unprotect Completed
(Note 2)
Notes:
1. All protected sectors unprotected (If #WP/ACC = VIL, outermost boot sectors will remain protected).
2. All previously protected sectors are protected once again.
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Publication Release Date:Dec, 22, 2008
Revisionv A5