sine_wave.m

基于Matlab的数字电子琴的设计与实现1

A=1;
f=2;

Fs=11025;
P=60;

T=1.0/f;
dt=T/Fs;
N=T/dt;
t=linspace(0,1,N);
y=A*sin(2*pi*f*t+P);

Phandel=findobj('Tag','edit1');
set(Phandel,'String',f,'FontSize',15.0);


plot(t,y,'r');
grid ;
axis([0,0.1,-1.5,1.5]);
wavplay(y,Fs);