Arduino初学系列5：Arduino和蜂鸣器 -------用Arduino和蜂鸣器如何模拟警报声 - V2EX
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Arduino初学系列5：Arduino和蜂鸣器 -------用Arduino和蜂鸣器如何模拟警报声

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  •   smartarduino Sep 9, 2013 10825 views
    This topic created in 4635 days ago, the information mentioned may be changed or developed.
    这个例子跟第4个例子有些类似，就是都用了PWM技术。因为声音是一种模拟信号，连续波形。所以，当我们直接用实验4的代码也一样能使蜂鸣器发出声音。

    http://yunpan.cn/QGKDN5Vni2Hsh
  • 蜂鸣器
  • Arduino
  • 例子
    4 replies    2016-04-16 13:07:44 +08:00
    liqinliqin
        1
    liqinliqin  
    PRO
       Sep 11, 2013
    Arduino确实不错，教程写的也好。
    smartarduino
        2
    smartarduino  
    OP
       Sep 13, 2013
    一起努力，共同创造！
    brady2016
        3
    brady2016  
       Apr 16, 2016
    很好
    brady2016
        4
    brady2016  
       Apr 16, 2016
    提取码？
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