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单片机组决赛试题
- 电路通电后进入初始化状态:灯L1亮,数码管全亮,蜂鸣器接通,1s后全部关闭,显示时间设定11-50-59。(The circuit is energized to enter the initialization state: the lamp L1 bright, the digital tube is full bright, the buzzer is connected, the 1s all closes, the display time set 11-50-59.)