STM32F103单片机输出SPWM波

上传者: 20222919 | 上传时间: 2021-04-21 09:41:44 | 文件大小: 344KB | 文件类型: ZIP
在STM32F103C8T6上输出SPWM波,首先用函数生成一组正弦波数据,然后用定时器1输出PWM波,在定时器2中断中用生成的正弦波数据调整输出PWM的占空比,这样输出的PWM波占空比就安装正弦波的规律变化,在输出PWM波的口外部接上电容,就可以看到输出的方波变成了正弦波。同时外部中断用了检测过零点,在过零点同步输出的正弦波。

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评论信息

  • 星享社学长 :
    挺好的,有参考价值
    2021-01-25
  • k12381 :
    挺好,学习了不少。
    2020-11-14
  • xiaoyanzijjjjj :
    不错,有参考价值,目前尝试提高spwm的频率
    2020-09-11
  • _时过境迁_ :
    不错,有参考价值,目前尝试提高spwm的频率,不知道会不会出问题
    2020-04-16

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