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NAND FLASH CONTROLLER S3C2440A RISC MICROPROCESSOR
6-22
The NFSLK and NFEBLK can be changed while Soft lock bit(NFCONT[12]) is enabled. But cannot be changed
when Lock-tight bit(NFCONT[13]) is set.
when Lock-tight =1
or SoftLock=1
NAND flash memory
Locked area
(Read only)
Prorammable/
Readable
Area
Locked area
(Read only)
NFSBLK
Address
High
Low
NFEBLK
NFEBLK-1
NFSBLK
NFEBLK
Locked Area
(Read only)
When NFSBLK=NFEBLK