Plot SRN and bit error rate of a rectangle pulse MATLAB?

[tiennghe27]

hello everyone, i need your help
i need plot SRN and bit error rate of 1 rectangle pulse
this is code i write to plot pulse

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Code vb.net - [expand]
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rng default
Tpulse = 200e-3;
Fs = 1e2;
t = -1:1/Fs:1;
x = rectpuls(t,Tpulse);
y = 0.1*randn(size(x));
s = x + y;
pulseSNR = snr(x,s-x)
figure(1)
plot(t,x)
figure(2)
plot(t,y)
figure(3)
plot(t,s)

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