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+// Chapter7
+// Page.No-241
+// Example7_4
+// Sketch the output waveform
+// Given
+clc;
+clear;
+Vi=5;         //in V
+Vsat=13;         //in V
+R2=2000;           //in Ohm
+R1=20000;           //in Ohm
+Vupper=Vsat*R2/R1;
+Vlower=-Vsat*R2/R1;
+printf("\n Vupperthreshold  %.1f V",Vupper);
+printf("\n Vlowerthreshold  %.1f V",Vlower);
+t=(0:0.1:20)';
+f=0.1;
+x3=1*sin(2*f*%pi*t);
+A=asin(Vupper);
+k=atan(imag(A),real(A))
+
+
+x4=squarewave(2*f*%pi*t-2*f*%pi*k,50)
+
+plot(t,x3,t,x4);
+//plot2d1();
+xlabel('time n--->');
+ylabel('Vout--->');
+title('Input(Blue) / Output(Green)');
+xgrid(color("grey"));