| 摘要 |
<p>The embodiment includes a data replacing area secured in preparation for a defect in a data area, a current DMA set (DM1&2, DM3&4) for recording defect management information of a replacement process using the data replacing area, a plurality of unused DMA set (DM1&2, DM3&4) areas for replacing a current DMA set, a current DMA manager (Man1, Man2) set area for the current DMA manager set which manages the replacement process using the plurality of unused DMA set, and a plurality of unused DMA manager set (Man1, Man2) areas for replacing the current DMA manager set area. In the unused DMA manager set, there are provided a manager data area describing FFh for showing it is unused, and an identifier area describing 0010h for showing an available manager set.</p> |
