IIR filter.zip_SIMULINK_halfbj9_iir filter_matlab_vivado

clear; fs=20e6; st=1/fs W=8; D=6; x=zeros(512,2); x(:,1)=0:st:511*st; x(8,2)=1; sim('IIRFILTER1.slx'); meg=y.data; Hm=fftshift(fft(meg)); figure(3); plot(20*log10(abs(Hm))); grid on; A=[0.6732 -0.447]; B=[1 -0.1118]; [H w]=freqz(A,B,512); Hf=H; Hx=angle(H); figure(1); plot(w,20*log10(abs(Hf))); title('Amplitude'); grid on; figure(2); plot(w,Hx); title('Phase'); grid on;