Atmel Evaluation Kit AT91SAM9M10-G45-EK AT91SAM9M10-G45-EK データシート
製品コード
AT91SAM9M10-G45-EK
299
SAM9M10 [DATASHEET]
6355F–ATARM–12-Mar-13
23.7.5
ECC Parity Register 4
Name:
ECC_PR4
Access:
Read-only
Once the entire main area of a page is written with data, the register content must be stored at any free location of the
spare area
spare area
• BITADDR4: corrupted bit address in the page between the 1024th and the 1279th bytes
During a page read, this value contains the corrupted bit offset where an error occurred, if a single error was detected. If
multiple errors were detected, this value is meaningless.
multiple errors were detected, this value is meaningless.
• WORDADDR4: corrupted word address in the page between the 1024th and the 1279th bytes
During a page read, this value contains the word address (8-bit word) where an error occurred, if a single error was
detected. If multiple errors were detected, this value is meaningless.
detected. If multiple errors were detected, this value is meaningless.
• NPARITY4
Parity N
31
30
29
28
27
26
25
24
–
–
–
–
–
–
–
–
23
22
21
20
19
18
17
16
0
NPARITY4
15
14
13
12
11
10
9
8
NPARITY4
0
WORDADDR4
7
6
5
4
3
2
1
0
WORDADDR4
BITADDR4