How do I create a square wave using 'zeros' and 'ones' functions?

Here is my code so far.
clear all; close all; clc;
incrm = 0.01;
T0 = 2;
W0 = pi;
t = 0:0.01:10;
xt = ???????????????
plot(t,xt)
hold on
xlim([0,10]);
ylim([0,1]);
xlabel('t');
ylabel('xt');
title('Signal Approximation')

 Réponse acceptée

madhan ravi
madhan ravi le 27 Oct 2018
Modifié(e) : madhan ravi le 27 Oct 2018
Edited
t = 0:0.01:10;
x=ones(1,numel(t)) %add this
x(t>=1 & t<2 | t>=3 & t<4 | t>=5 & t<=6 | t>=7 & t<=8 | t>=9 & t<=10 )=0 %and this
plot(t,x) % if you add t+pi horizontal shift or t-pi
xlim([0,10]);
ylim([0,1]);
xlabel('t');
ylabel('xt');
title('Signal Approximation')

20 commentaires

use builtin square() to create square wave
I have to do it using 'zeros' and 'ones' functions!
homework?
Yes it is for a lab.
see the edited answer
That didn't work. It gave me all zeros in my plot. (The second image I sent.) I need it to look like the first image I sent.
madhan ravi
madhan ravi le 27 Oct 2018
Modifié(e) : madhan ravi le 27 Oct 2018
See the edited answer and attached screenshot now
Yes. I am trying it now
if its what you want accept the answer so people know question is solved
upload the code you are trying
dude ! change
x(t>=1 & t<2 | t>=3 & t<4 | t>=5 & t<=6 | t>=7 & t<=8 | t>=9 & t<=10 )=0
to this
xt(t>=1 & t<2 | t>=3 & t<4 | t>=5 & t<=6 | t>=7 & t<=8 | t>=9 & t<=10 )=0
I noticed that and changed it and it still isn't working.
x(t>=1 & t<2 | t>=3 & t<4 | t>=5 & t<=6 | t>=7 & t<=8 | t>=9 & t<=10 )=0 <----- it should be zero not one!!!
YES!!! It's working now! Thank you
madhan ravi
madhan ravi le 27 Oct 2018
Modifié(e) : madhan ravi le 27 Oct 2018
Anytime ,if it works accept the answer
Is there a way to do it with a combination of the zeros and ones functions?
not that I'm aware of
Alright thanks again.

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