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修改时间 03-20-2019 05:49 AM
Hello~
我现在能用Labview和低通滤波器使Arduino通过PWM来生成正弦波，但是问题是，为了使输出sine波的频率和程序中设定的频率相同，发射sine波的那个block的采样频率最大只能为130Hz，超过这个值，通过低通滤波器输出的正弦波的频率就不对了。不知道原因是什么。
下面是我的程序。
修改时间 03-21-2019 01:51 AM
https://www.labviewmakerhub.com/forums/viewtopic.php?f=11&t=2435
https://forums.ni.com/t5/LabVIEW-Interface-for-Arduino/PWM-with-variable-frequency/td-p/3411871
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