File list (Check if you may need any files):
FIR滤波器设计
.............\afd_butt.m
.............\bp.err
.............\bp.fda
.............\bp.mdl
.............\bs.m
.............\dir2cas.m
.............\FIR.asv
.............\FIR.fig
.............\FIR.m
.............\FIR2.asv
.............\FIR2.fig
.............\FIR2.m
.............\FIR_1029.asv
.............\FIR_BP.m
.............\FIR_DZP.asv
.............\FIR_DZP.m
.............\FIR_HP.asv
.............\FIR_HP.m
.............\FIR_LP.m
.............\freqs_m.m
.............\freqz_m.asv
.............\freqz_m.m
.............\ideal_bp.m
.............\ideal_bs.m
.............\ideal_hp.m
.............\ideal_lp.asv
.............\ideal_lp.m
.............\IIR.asv
.............\IIR.m
.............\IIR1.asv
.............\IIR1.fig
.............\IIR1.m
.............\iir10.asv
.............\iir10.m
.............\iir_1.m
.............\kqsfft.m
.............\n16.m
.............\n161.m
.............\n162.m
.............\n8.m
.............\sdir2cas.m
.............\u_buttap.m