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PRELIMINARY
NAND FLASH CONTROLLER
S3C6400X RISC MICROPROCESSOR
8-20
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
PROGRMMABLE BLOCK ADDRESS REGISTER
Register
Address
R/W
Description
Reset Value
NFSBLK
0x70200020
R/W NAND Flash programmable start block address
0x000000
NFEBLK
0x70200024
R/W
NAND Flash programmable end block address
Nand Flash can be programmed between start and end
address.
When the Soft lock or Lock-tight is enabled and the Start
and End address has same value, Entire area of NAND
flash will be locked.
0x000000
NFSBLK
Bit
Description
Initial State
Reserved
[31:24]
Reserved
0x00
SBLK_ADDR2
[23:16]
The 3
rd
block address of the block erase operation
0x00
SBLK_ADDR1 [15:8]
The 2
nd
block address of the block erase operation
0x00
SBLK_ADDR0 [7:0]
The 1
st
block address of the block erase operation
(Only bit [7:5] are valid)
0x00
Note:
Advance Flash’s block Address start from 3-address cycle. So block address register only needs 3-bytes
.
NFEBLK
Bit
Description
Initial State
Reserved
[31:24]
Reserved
0x00
EBLK_ADDR2
[23:16]
The 3
rd
block address of the block erase operation
0x00
EBLK_ADDR1 [15:8]
The 2
nd
block address of the block erase operation
0x00
EBLK_ADDR0 [7:0]
The 1
st
block address of the block erase operation
(Only bit [7:5] are valid)
0x00
Note:
Advance Flash’s block Address start from 3-address cycle. So block address register only needs 3-bytes
.