| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a peripheral capable of realizing a multi-function without developing a dedicated driver and installing the dedicated driver to a PC. <P>SOLUTION: The peripheral 10 for notifying a USB-connected upper apparatus 30 of a device descriptor and allowing the upper apparatus to specify a communication partner destination by the function information shown in the device descriptor comprises a peripheral function information holding unit which holds function information showing functions of the peripheral; a dependent peripheral function information holding unit which holds function information showing functions of a USB-connected dependent peripheral 20; and a USB control unit 113 which reads out one of the function information held in those holding units by a selecting instruction and notifies the upper apparatus of the device descriptor in which the read-out function information is shown. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
