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buzzer
- 向蜂鸣器发送一定频率的方波可以使蜂鸣器发出相应的音调,该实验通过设计一个状态机和分频 器使蜂鸣器发出"多来咪发梭拉西多"的音调。-A certain frequency to the buzzer to send a square wave can make the appropriate tone buzzer, the experiment by designing a state machine and the divider to make the buzzer " made