matlab program for triangular wave generation|triangle wave generator using matlab

%traingular wave
a=input('enter the  no of periods');
b=input('enter the amplitude');
c=input('enter the no of cycles');
%continous traingular wave
m=2*b/a;                 %calculation of slope
d=0;
e=a/2;                   % half period 
p=0;                     %pt of each -ve slope wrt
subplot(121);
for n=1:c                %no of cycles =no of loops
    x=d:.01:e;           %first half period
    plot(x,m*(x-(n-1)*a),'r');  %positive slope
    hold on
    p=e+a/2;
    x=e:.01:p;             %second half period
    plot(x,-1*m*(x-(n-1)*a)+b*2,'r');%negative slope
    hold on;
    d=d+a;                  % next +ve slope plot 
    e=e+a;                  %next -ve slope plot 
end
xlabel('no of cycles');
ylabel('amplitude');
title('continous trian wave');
legend('triang wave');
grid major;


%discrite triangular wave
subplot(122);
m=2*b/a;
d=0;
e=a/2;
p=0;
for n=1:c
    x=d:.1:e;
    stem(x,m*(x-(n-1)*a));
    hold on
    p=e+a/2;
    x=e:.1:p;
    stem(x,-1*m*(x-(n-1)*a)+b*2);
    hold on;
    d=d+a;

    e=e+a;

end

output

tags:matlab program for triangular wave generation trinagle wave using matlab