The FFT-based VHDL source code package can use, secure download.

VHDL_FFT1
.........\FFT的VHDL
.........\.........\and_gates.vhd
.........\.........\baseindex.vhd
.........\.........\but.vhd
.........\.........\butter_lib.vhd
.........\.........\comm.txt
.........\.........\control2.vhd
.........\.........\controller.vhd
.........\.........\counter.vhd
.........\.........\cycles_but.vhd
.........\.........\dff.vhd
.........\.........\divide.vhd
.........\.........\FLOAT2.PIF
.........\.........\FLOAT_RE.TXT
.........\.........\IEEE_TO_.PIF
.........\.........\ioadd.vhd
.........\.........\iod_staged.vhd
.........\.........\lblock.vhd
.........\.........\mult.vhd
.........\.........\multiply.vhd
.........\.........\mux_add.vhd
.........\.........\mux_but.vhd
.........\.........\negate.vhd
.........\.........\normalize.vhd
.........\.........\out_result.vhd
.........\.........\print.vhd
.........\.........\ram.vhd
.........\.........\ram_shift.vhd
.........\.........\rblock.vhd
.........\.........\result.txt
.........\.........\rom.vhd
.........\.........\romadd_gen.vhd
.........\.........\rom_ram.vhd
.........\.........\shift2.vhd
.........\.........\simili.lst
.........\.........\stage.vhd
.........\.........\subtractor.vhd
.........\.........\summer.vhd
.........\.........\swap.vhd
.........\.........\synth_main.vhd
.........\.........\synth_test.vhd

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