PC28F256P30BFA Datasheet, PDF (74/98 Pages) Micron Technology – Micron Parallel NOR Flash Embedded Memory (P30-65nm)

256Mb and 512Mb (256Mb/256Mb), P30-65nm
Flowcharts
Figure 23: Block Lock Operations Procedure
Optional
Start
Lock Setup
Write 60h
Block Address
Lock Confirm
Write 01h, D0h, 2Fh
Block Address
Read ID Plane
Write 90h
Read Block
Lock Status
Locking
No
Change?
Yes
Read Array
Write FFh
Any Address
Lock Change
Complete
PDF: 09005aef84566799
p30_65nm_MLC_256Mb-512mb.pdf - Rev. C 12/13 EN
74
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