| 摘要 |
A flash memory system in which data for erase stored in a flash memory for main storage is stored in a flash memory for erase information storage, the data for erase stored in the flash memory for main storage is erased firstly, and the data for erase stored in the flash memory for erase information storage is then erased secondarily, and erase method thereof are provided. Twice erase commands are performed, unlike an existing flash memory system in which data is erased at once. Therefore, it is possible to prevent data from being erased by mistake when the data is stored.
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