Abstract
Thispaperanalyzestheradix-2FFTalgorithm,designsandimplementstheDIF
processorof32-pointradix-2FFT,andadoptsFPGAtorealizethisprocessor.The
processorofthisdesignselectsthesequentialrecursivearchitecture,anddesignsa
storagemodulethatcanfreelyaccessthecacheddatabasedontheping-pong
operation,soitcanavoidtheread-writeconflictcausedbytheping-pongoperation.
Finally,thefunctioncorrectnessofthe32-pointradix-2FFTprocessorisverified
bytwosimulationsoftware,matlabandmodelsim.
Keywords:FFT,FPGA,Radix-
基于Verilog的FFT变换的设计与验证-15548字.pdf