| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a flash memory which allows data access, without having to secure substitution region. <P>SOLUTION: A flash memory 100 comprises a storage part 10 and a control part 20. Each of storage blocks 11 comprises a data region 12 and a management region 13. The control part 20 controls access of the storage part 10 to the storage block 11. For a block that has a failure, the failure information is attached to the management region, and a block to be accessed is substituted with a next block, based on this information. If failure is detected during writing or erasing, the block is substituted with the next block. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
