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TMS320F28335: DSP利用200khz采样频率的EPWM中断采样20khz的正弦波,在运行时好像出现了过采样的现象,程序暂停之后观察到的波形确实很正常的,这是为什么?

Part Number: TMS320F28335

这是运行时候观察的数据波形:

这是暂停时候观察的数据波形:

这是代码: