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C5515 FFT位反操作,不正确!求大神指导!!在线等!!!



hwafft_br((Int32*)FFTSrcDataBuffer, (Int32*)br_data, DATA_LEN_8); 上述语句对FFTSrcDataBuffer数组数进行FFT前的位反操作,br_data是输出后的数组。怎么在ezdsp usbstick板子上调试的时候结果不对,连FFTSrcDataBuffer的值也变了。。。