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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smartarduino
V2EX    Arduino

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 2013-09-09 08:58:07 +08:00 7901 次点击
    这是一个创建于 4416 天前的主题,其中的信息可能已经有所发展或是发生改变。
    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
    4 条回复    2016-04-16 13:07:44 +08:00
    liqinliqin
        1
    liqinliqin  
    PRO
       2013-09-11 09:24:16 +08:00
    Arduino确实不错,教程写的也好。
    smartarduino
        2
    smartarduino  
    OP
       2013-09-13 10:26:33 +08:00
    一起努力,共同创造!
    brady2016
        3
    brady2016  
       2016-04-16 13:06:38 +08:00
    很好
    brady2016
        4
    brady2016  
       2016-04-16 13:07:44 +08:00
    提取码?
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