S3C2440A RISC MICROPROCESSOR NAND FLASH CONTROLLER
6-17
SPARE AREA ECC REGISTER
Register Address R/W Description Reset Value
NFSECCD 0x4E00001C R/W NAND flash ECC (Error Correction Code)
register for spare area data read
0x00000000
NFSECCD Bit Description Initial State
ECCData1_1 [31:24]
2
nd
ECC for I/O[15:8]
0x00
ECCData1_0 [23:16]
2
nd
ECC for I/O[ 7:0]
Note: In Software mode, Read this register when you need to
read 2
nd
ECC value from NAND flash memory.
0x00
ECCData0_1 [15:8]
1
st
ECC for I/O[15:8]
0x00
ECCData0_0 [7:0]
1
st
ECC for I/O[ 7:0]
Note: In Software mode, Read this register when you need to
read 1
st
ECC value from NAND flash memory. This
register has same read function of NFDATA.
0x00
NOTE: Only word access is valid.
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