fircoef.m

TMS320C54系列在CCS3.1 下实验教程

%fs=8000Hz
%截止频率fh=1500Hz
%阻带衰减50db
%window=chebwin(81,50);
b=fir1(81,0.375);
freqz(b,1,512);
b=32768*b+0.5;
b=int16(b);