W39L512 Datasheet, PDF (13/25 Pages) Winbond – 64K 8 COMS FLASH MEMORY

Boot Block Lockout Enable Flow Chart
W39L512
Boot Block Lockout
Feature Set Flow
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data 80
to
address 5555
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data 70
to
address 5555
70 to lcok 8K Boot Block
Load data XX
to
address FFFF/0 h
FFFF(XX) to lock Top Boot Block
0000(XX) to lock Bottom Boot Block
Pause 2 mS
Exit
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Publication Release Date: July 9, 2002
Revision A2