How can I plot a square wave in Matlab

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As attached the square wave equation.
How can I plot it ?

Accepted Answer

Star Strider
Star Strider on 30 Nov 2018
Try this:
f = 5; % Frequency
N = 16; % Order Of Harmonics
t = linspace(0, 4, 500); % Time Vector
sqwv = @(f,t,n) 4*sum(bsxfun(@rdivide, sin(2*pi*(1:2:N)'*t), (1:2:N)'))/pi;
plot(t, sqwv(f,t,N))

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