C141-E078-02EN5 - 12
(1) Error recovery parameter
The following parameters are used to control operations such as IDD internal error recovery:
a. Read/write error recovery parameters (page code = 1)
Parameter Default value
• ARRE:
• TB:
• EER:
• PER:
• DCR:
Automatic alternate block allocation at read
operation
Uncorrectable data transfer to the INIT
Immediate correction of correctable error
Report of recovered error
Suppression of ECC error correction
1 (enabled)
1 (enabled)
1 (enabled)
0 (disabled)
0 (Correction is
enabled.)
• Retry count at read operation
• Retry count at write operation
63
0
b. Verify error recovery parameters (page code = 7)
Parameter Default value
• ERR:
• PER:
• DTE:
• DCR:
Immediate correction of recoverable error
Report of recovered error
Stop of command processing at successful
error recovery
Suppression of ECC error correction
1 (enabled)
0 (disabled)
0 (Processing is
continued.)
0 (Correction is
enabled.)
• Retry count at verification 63
c. Additional error recovery parameters (page code = 21)
Parameter Default value
• RPR: Report on parameter rounding by mode select
command
• Retry count at seek error
0 (disabled)
15
IMPORTANT
1. The user can arbitrarily specify the following parameters
according to the system requirements:
• ARRE
• TB
• PER
2. The user also can arbitrarily specify parameters other than the
above. However, it is recommended to use the default setting in
normal operations.
