Step Wave Continous and Discrete

PROGRAM

% step discrete and continous
n=ones(1,20);         % creates an array of 20 elements with value 1;
x=0:1:19;
subplot(211);        %breaks figure window into 2*1 matrix and select 1st axis for current plot
stem(x,n);              %discrete step wave
title('discrete step');
xlabel('time');
ylabel('amplitude');
subplot(212);    %breaks figure window into 2*1 matrix and select 2nd axis for current plot
plot(x,n);              %continous sine wave
title('continous step');
xlabel('time');
ylabel('amplitude');

OUTPUT