Samsung S3C2451X User Manual page 167

S3C2451X RISC MICROPROCESSOR
7.13.9 PROGRMMABLE BLOCK ADDRESS REGISTER
Register Address
NFSBLK 0x4E000020
NFEBLK 0x4E000024
NFSBLK
Reserved
SBLK_ADDR2
SBLK_ADDR1
SBLK_ADDR0
NFEBLK
Reserved
EBLK_ADDR2
EBLK_ADDR1
EBLK_ADDR0
R/W
R/W NAND Flash programmable start block address
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.
Bit
[31:24] Reserved
rd
[23:16] The 3 block address of the block erase operation
nd
[15:8] The 2 block address of the block erase operation
st
[7:0] The 1 block address of the block erase operation
(Only bit [7:5] are valid)
Bit
[31:24] Reserved
rd
[23:16] The 3 block address of the block erase operation
nd
[15:8] The 2 block address of the block erase operation
st
[7:0] The 1 block address of the block erase operation
(Only bit [7:5] are valid)
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.
Description
Description
Description
NAND FLASH CONTROLLER
Reset Value
0x000000
0x000000
Initial State
0x00
0x00
0x00
0x00
Initial State
0x00
0x00
0x00
0x00
7-19