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Diffstat (limited to '45/CH4/EX4.2')
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1 files changed, 74 insertions, 0 deletions
diff --git a/45/CH4/EX4.2/exmple_4_2.sce b/45/CH4/EX4.2/exmple_4_2.sce new file mode 100755 index 000000000..49b8a2827 --- /dev/null +++ b/45/CH4/EX4.2/exmple_4_2.sce @@ -0,0 +1,74 @@ +//example 4.2 +clc; +clear +a(1,1)=0 // taking input in this form 1 if A, 0if A' and 2 if no A in the term +a(1,2)=1 +a(1,3)=2 +a(2,1)=2 +a(2,2)=0 +a(2,3)=0 +a(3,1)=1 +a(3,2)=1 +a(3,3)=1 +p=3; +for i=1:3 // finding the minterms here + coun =0; + for j=1:3 + if a(i,j)==2 then + coun = coun+1 + end + end + if coun == 2 then + p=p+3 + else if coun==1 then + p=p+1 + end +end +end +n=4; +for m=4:p + for l=1:3 + a(m,l)=0; + end +end +for i= 1:p + for j=1:3 + if a(i,j) ==2 then + for k=1:3 + a(n,k)=a(i,k) + end + a(i,j) = 0; + a(n,j)=1; + n=n+1; + end + end +end +for h=1:p + f(h)=0 + c=2; +for m=1:3 //finding equivlent decimal values for the minterms + f(h)= f(h) + a(h,m)*(2^c); + c=c-1; +end +end +disp('The min terms are :') //displaying the min terms +disp(' A B C') +disp(a) +l=1 +o(1,l)= f(l); // removing the repetations in minterms +for i=2:p + q=0; + for b=1:l + if o(1,b) == f(i) then + q=89 ; + end + end + if q==0 then + o(1,l+1)=f(i); + l=l+1; + q=0; + end +end +disp('The following data lines are to be given ''1'' and remaining should be given ''0'); // displying the decimal equivlent of minterms +disp(o); +disp('For a 4-1 mux, we should give D0 =C'',D1 = ''1'',D2 = C'' and D3 = C with A and B as data selector inputs ');
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