1024 点FFT，基于基4蝶形运算,在VC编译通过，可以作为FPGA实现仿真参考-1024-point FFT, radix-4 butterfly operations based in the VC compiler, FPGA emulation can be used as reference

使用vhdl实现的1024点的FFT算法-Using vhdl implementation of the 1024-point FFT algorithm