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有没有调用傅里叶变换的脚本函数?还是说要自己造轮子?
https://cn.bing.com/search?q=micropython+fft&qs=n&form=QBLH&sp=-1&pq=micropython+fft&sc=0-15&sk=&cvid=398EF727AA454D04B1AD5B6DC53DFAAE
micropython社区,有fft,可能需要改一下
那是基于其他芯片的基础上写的,缺文件比较麻烦TAT