5 external memory spare area assignment – Samsung MUXONENAND A-DIE KFM2G16Q2A User Manual
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MuxOneNAND4G(KFN4G16Q2A-DEBx)
2.7.5 External Memory Spare Area Assignment
Buf.
Word
Address
Byte
Address
F
E
D
C
B
A
9
8
7
6
5
4
3
2
1
0
BootS 0
8000h
10000h
BI
8001h
10002h
Managed by Internal ECC logic
8002h
10004h
Reserved for the future use
Managed by Internal ECC logic
8003h
10006h
Reserved for the current and future use
8004h
10008h
ECC Code for Main area data (2
nd
)
ECC Code for Main area data (1
st
)
8005h
1000Ah
ECC Code for Spare area data (1
st
)
ECC Code for Main area data (3
rd
)
8006h
1000Ch
FFh(Reserved for the future use)
ECC Code for Spare area data (2
nd
)
8007h
1000Eh
Free Usage
BootS 1
8008h
10010h
BI
8009h
10012h
Managed by Internal ECC logic
800Ah
10014h
Reserved for the future use
Managed by Internal ECC logic
800Bh
10016h
Reserved for the current and future use
800Ch
10018h
ECC Code for Main area data (2
nd
)
ECC Code for Main area data (1
st
)
800Dh
1001Ah
ECC Code for Spare area data (1
st
)
ECC Code for Main area data (3
rd
)
800Eh
1001Ch
FFh(Reserved for the future use)
ECC Code for Spare area data (2
nd
)
800Fh
1001Eh
Free Usage
DataS
0_0
8010h
10020h
BI
8011h
10022h
Managed by Internal ECC logic
8012h
10024h
Reserved for the future use
Managed by Internal ECC logic
8013h
10026h
Reserved for the current and future use
8014h
10028h
ECC Code for Main area data (2
nd
)
ECC Code for Main area data (1
st
)
8015h
1002Ah
ECC Code for Spare area data (1
st
)
ECC Code for Main area data (3
rd
)
8016h
1002Ch
FFh(Reserved for the future use)
ECC Code for Spare area data (2
nd
)
8017h
1002Eh
Free Usage
DataS
0_1
8018h
10030h
BI
8019h
10032h
Managed by Internal ECC logic
801Ah
10034h
Reserved for the future use
Managed by Internal ECC logic
801Bh
10036h
Reserved for the current and future use
801Ch
10038h
ECC Code for Main area data (2
nd
)
ECC Code for Main area data (1
st
)
801Dh
1003Ah
ECC Code for Spare area data (1
st
)
ECC Code for Main area data (3
rd
)
801Eh
1003Ch
FFh(Reserved for the future use)
ECC Code for Spare area data (2
nd
)
801Fh
1003Eh
Free Usage