| 摘要 |
<p>PROBLEM TO BE SOLVED: To make it possible to exactly recognize the error which occurs during the medium loading/unloading processing to be executed by changing an accessor control section and a drive control section by connecting both control sections and imparting negotiation thereto. SOLUTION: This medium controller has an accessor means which internally holds plural information recording media and transports the arbitrary medium among the plural information recording media described above, the accessor control section which controls the operation of the accessor means, the drive means which subjects the medium transported by the accessor means to read/ write processing and the drive control section which controls the operation of the drive means. The host device 5 is the medium controller which is selectively connected to the accessor control section and the drive control section and with which the medium control is executed. In such a case, the medium controller is constitute in such a manner that the information exchange with each other is made possible by connecting the accessor control section and the drive control section.</p> |
