| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a system LSI preventing occurrence of a leak current during suspension to lower power consumption for solving conventional problems such as reduction in a battery life of a portable apparatus due to occurrence of a leak current during suspension since a power supply for a register, a memory, an FIFO, a logic circuit and the like have to be secured though a LINK as a control device is suspended during USB suspension in the portable apparatus. <P>SOLUTION: The system LSI is installed in a portable apparatus capable of receiving/transmitting data from/to an information processing device via a cable, and during suspension of the portable apparatus, a power supply to a device controller is turned off. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
