| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a storage device for performing a writing operation corresponding to a security level, so as to improve reliability. <P>SOLUTION: A storage device is provided with a non-volatile memory 15 equipped with a plurality of storage regions installed corresponding to a security level and a controller 13 configured to write a first region 33 as a portion of the plurality of storage regions in an M value mode, and to write a second region 33 as a portion of the plurality of storage regions, whose security level is lower than that of the first region, in an N value mode (N>M). <P>COPYRIGHT: (C)2008,JPO&INPIT |
