摘要 |
PROBLEM TO BE SOLVED: To provide a computer system capable of turning on at a prescribed time. SOLUTION: The computer system is provided with CPU executing communication within a circuit, a power management processor, a switch, a modem, a timer, an invalidating circuit, a glitch, circuit, and a power source. The power source is provided with several power source states, which are controlled by the power management processor in response to CPU, the switch, the modem, the timer, the glitch circuit, the invalidating circuit, and the power management processor itself. |