參數(shù)資料
型號: KFM4GH6Q4M-DEB80
元件分類: PROM
英文描述: 256M X 16 FLASH 1.8V PROM, 70 ns, PBGA63
封裝: 10 X 13 MM, 1 MM HEIGHT, 0.80 MM PITCH, LEAD FREE, FBGA-63
文件頁數(shù): 93/142頁
文件大小: 2226K
代理商: KFM4GH6Q4M-DEB80
Flex-MuxOneNAND4G(KFM4GH6Q4M-DEBx)
- 54 -
FLASH MEMORY
Flex-MuxOneNAND8G(KFN8GH6Q4M-DEBx)
Flex-MuxOneNAND16G(KFKAGH6Q4M-DEBx)
2.8.26 ECC Status Register 1 FF00h (R)
This Read register shows the Error Correction Status. The Flex-MuxOneNAND can correct up to 4-bit errors.
ECC can be performed on the NAND Flash main and spare memory areas. The ECC status register can also show the number of errors in a
sector as a result of an ECC check in during a load operation. ECC status bits are also updated during a boot loading operation.
FF00h, default = 0000h
2.8.27 ECC Status Register 2 FF01h (R)
FF01h, default = 0000h
2.8.28 ECC Status Register 3 FF02h (R)
FF02h, default = 0000h
2.8.29 ECC Status Register 4 FF03h (R)
FF03h, default = 0000h
Error Status
ECC location Information
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reserved
ER1
Reserved
ER0
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reserved
ER3
Reserved
ER2
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reserved
ER5
Reserved
ER4
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reserved
ER7
Reserved
ER6
ER
ECC Status
00000
No Error
00001
1bit error(correctable)
00010
2bit error(correctable)
00100
3bit error(correctable)
01000
4bit error(correctable)
10000
Uncorrectable
Item
Definition
ER0
Error status of 1st selected sector (Main and Spare area)
ER1
Error status of 2nd selected sector (Main and Spare area)
ER2
Error status of 3rd selected sector (Main and Spare area)
ER3
Error status of 4th selected sector (Main and Spare area)
ER4
Error status of 5th selected sector (Main and Spare area)
ER5
Error status of 6th selected sector (Main and Spare area)
ER6
Error status of 7th selected sector (Main and Spare area)
ER7
Error status of 8th selected sector (Main and Spare area)
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