A49FL004
Figure 25: Automatic Chip Erase Algorithm
Start
Write Command
Address: 5555H
Data: AAH
Write Command
Address: 2AAAH
Data: 55H
Write Command
Address: 5555H
Data: 80H
Write Command
Address: 5555H
Data: AAH
NO
I/O7 = Data ?
Or
I/O6 Stop Toggle?
Write Command
Address: 2AAAH
Data: 55H
YES
Write Command
Address: 5555H
Data: 10H
Chip Erase
Completed
PRELIMINARY
(September, 2005, Version 0.0)
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AMIC Technology, Corp.