| 摘要 |
<p>A memory card (1) using a write-once type memory IC (17) such as a PROM. In the memory IC (17), data can be written once on bit basis and there is a logical address for each block which is a predetermined data unit. Each block has an area for recording a data use status flag indicating that data has been recorded for the block and an area for recording a block status flag indicating that the data recorded in the block has been deleted.</p> |
