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+//Example 2.9 Page 39
+//Assuming that a 3-bit ADC channel accepts analog input ranging from 0 to 5
+//volts, determine the following:
+//a. number of quantization levels
+//b. step size of the quantizer or resolution
+//c. quantization level when the analog voltage is 3.2 volts
+
+clc,clear,close;
+xmin = 0, xmax = 5;//volts
+m = 3;//bits
+
+L = 2^m;
+disp("L = "+string(L)+" bits");
+
+delta = (xmax-xmin)/L;
+disp("delta = "+string(delta)+" volts");
+
+x = 3.2*delta/6.25
+i = round((x-xmin)/delta);
+disp("i= "+string(i)+" volts");
+
+xq = xmin+5*delta;
+disp("xq= "+string(xq)+" volts");