W19B320ATB Datasheet, PDF (31/53 Pages) Winbond – 4M × 8/2M × 16 BITS 3V FLEXIBLE BANK FLASH MEMORY

W19B320AT/B
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: December 27, 2005
Revision A4