| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a micro-controller device for avoiding the risk eavesdropped or alternated by an attack from an outside, to the utmost, and for enhancing an access efficiency and maintainability. <P>SOLUTION: This micro-controller device includes a security control part for security-controlling a use request for a storage content of a main storage part, a change-incapable storage part for storing change-incapably system information and a security setting program for returning the system information to an original state to set a mode of the security-control, a security setting program executing part for reading the security setting program from the change-incapable storage part, to execute it, prior to execution of a function program, when started up. <P>COPYRIGHT: (C)2011,JPO&INPIT |
