| 摘要 |
PURPOSE: To provide a device which surely performs flashing operation of a cache memory without lowering the performance of computer system. CONSTITUTION: In the power-OFF method of computer system equipped with a computer 1 having at least a microprocessor unit 11, a cache memory 12, and an auxiliary storage device 13, a system power source 2 which supplies electric power to the computer 1, and a power switch 4 which commands the system power source 2 to supply electric power to the computer 1 and stop supplying the electric power, a timer 3 where the computer system sets a power- OFF time is provided, and this timer 3 receives a power-OFF signal 41 from the power switch 4 and cuts the power supply from the system power source 2 to the computer 1 after the lapse of power-OFF time. |
