| 摘要 |
There is provided a composite memory device including a recording medium and nonvolatile recording medium and in which data is written to and read from the recording mediums on the basis of a common file system, the recording medium ( 10 ) having a first data area, the nonvolatile recording medium ( 11 ) having a second data area and an identification information table to manage the first and second data area collectively. The device further includes an information selector ( 14 ) to select positional information including predetermined identification information on the basis of the identification information table, converter ( 15 ) to convert positional information selected by the information selector ( 14 ) into position information corresponding to the first data area or into positional information corresponding to the second data area, first writing unit to write data supplied from a host device to the first data area and a second writing unit to write data supplied to the host device to the second data area.
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