Sampling of the signal, the signal range of 20hz-10khz, sample rate 20480hz, sampling 1024 points, the resolution of 20hz, with 12 ad internal c8051f020 conversion, data conversion to do fft, can derive the total power and power spectral

FFT
...\FFT
...\FFT.c
...\FFT.hex
...\FFT.lnp
...\FFT.LST
...\FFT.M51
...\FFT.OBJ
...\FFT.Opt
...\FFT.plg
...\FFT.Uv2
...\FFT_Opt.Bak
...\FFT_Uv2.Bak
...\STARTUP.A51
...\STARTUP.LST
...\STARTUP.OBJ
...\说明.txt

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