how make the plot continuous ?

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tomer polsky
tomer polsky el 18 de En. de 2020
Editada: Adam Danz el 20 de En. de 2020
So I want to make a plot of PWM ,how ever the plot commant make it wrong becouse it conects the dots in the wrong places . for exmaple , I want to make PWM of 10 Hz when the duty cycle is 60% . so this is the code :
clc;clear all;
vector_ones=ones(1,10);
for i=1:10
if(6<i)
vector_ones(i)=0;
end
end
figure(1);
plot(1:10,vector_ones,'red');
figure(2);
stem(1:10,vector_ones,'red');
as you can see in figure 2 the stem plot 0-6 I get ones and after 7 it all zeors :
and when I use regular plot insted of stem there is diaganole between 6 and 7,the question how can I make it like the stem plot but continuous ?
  1 comentario
Adam Danz
Adam Danz el 18 de En. de 2020
I'm having trouble visualizing what you're describing. What would the continuous step plot look like?

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Respuesta aceptada

J. Alex Lee
J. Alex Lee el 18 de En. de 2020
If I understand correctly, you want the "plot" command to produce a vertical "line" at x=6. To do this, you could duplicate the x-variable at value 6, and make it double-valued in the y variable:
x = [1:6,6:10]
y = ones(size(x))
y(7:end) = 0
figure(3)
plot(x,y,'o-')
Is this what you are looking for?
  2 comentarios
tomer polsky
tomer polsky el 18 de En. de 2020
yes thank you very much
Adam Danz
Adam Danz el 18 de En. de 2020
Note that this solution will only work with this exact input vector.

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Más respuestas (1)

Adam Danz
Adam Danz el 18 de En. de 2020
Editada: Adam Danz el 20 de En. de 2020
If a step function is what you're looking for, this single line below will calculate the x values for any vector of 1s and 0s.
x = cumsum([0,diff(vector_ones)]==0);
plot(x,vector_ones, 'r-')
ylim([-1 2])
grid on

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