2518| 5
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怎么用战舰的ADC采集220V的交流电 |
5金钱
最佳答案如果你是做软件的;那就让硬件先去降压,搞定正弦波的偏置,给你的AD口一个0-3.3V范围内的正弦波让你采集(你的采样频率要符合采样定理)
如果你是做硬件的;那就先降压,搞定正弦波的偏置,给软件工程师一个0-3.3V范围内的正弦波给他就结束了,但是你得给他你降压的缩小倍数,正弦波的偏置大小;软件工程师才能将他采集到0-3.3V的正弦波变换成真实的交流电信号
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He who fights with monsters should look to it that he himself does not become a monster, when you gaze long into the abyss, the abyss also gazes into you.
过于执着就会陷入其中,迷失自己,困住自己。 |
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