| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a programmable logic circuit which can efficiently reduce power consumption and can improve energy saving. <P>SOLUTION: The programmable logic circuit includes at least a plurality of logical blocks (1a-1i) in which logical operation processing can be changed by access from the outside, a wiring region 2 in which the connection between the logical blocks can be changed by access from the outside, an on/off means (power on/off section 3) which can turn on/off the power supply for every logical block, an introduction means (operation data introducing section 5) for introducing operation data corresponding to an operation mode of a system, a control means (on/off control section 4) for turning on/off the power supply of a designated logical block based on the introduced operation data, and a wiring changing means (wiring changing section 6) for changing the wiring state between respective logical blocks in the wiring region based on circuit data included in the operation data, with respect to the logical block in which the power supply is turned on. <P>COPYRIGHT: (C)2011,JPO&INPIT |
