| 摘要 |
A method is used for operating a memory card, which comprises following steps: (1) a file is preloaded in the first sector of the file allocation table and the second sectors of the description block, wherein the file at least including first data, second data and third data, wherein the first sector is filled up with the first data, only one of the second sectors is not filled up with the second data and the other second sectors are filled up with the third data. (2) A command is received, where the command is capable of updating the file. (3) The command for the first sector is ignored. (4) The only one of the second sectors is updated according to the command. (5) The command for the other second sectors is ignored. (6) The second data of the only one of the second sectors are recovered.
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