| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a vehicular control device that suppresses concurrent failures in different storage areas in a structure in which data is saved in a plurality of locations in a nonvolatile memory for a data backup purpose. <P>SOLUTION: An exclusive data area 52 for storing control data referred to by programs of a control master 1 in an independent form and a set data area 51 for storing the control data in the form of set data combined with other control data provide duplicate storage. In the exclusive data area 52, only control data to be updated is updated. In the set data area 51, control data to be updated is updated with all the other control data not to be updated rewritten with the same content. <P>COPYRIGHT: (C)2008,JPO&INPIT |
