FPGA/CPLD设计数字滤波器（FIR和IIR），已经仿真测试-FPGA/CPLD design digital filters (FIR and IIR), has simulation test

数字信号处理的FPGA实现最新版的源代码，涉及FFT变换、IIR、FIR数字滤波器等的verilog及vhdl代码-<digital signal processing with FPGA> (the latest version) . the source code involving FFT transform, IIR, FIR digital filters by verilog and vhdl.