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// page no 321
// example no 10.2
// ADDITION OF PACKED BCD NUMBERS
clc;
a=77;
b=48;
x=modulo(a,10);
y=modulo(b,10);
z=x+y;
if z>9 then
f=z+6;
printf('After addition BCD1 is: ')
disp(dec2bin(f));
printf('MSB of this sequence is the carry generated after addition. \n \n')
else
printf('After addition BCD1 is: ')
disp(z);
end
x=a/10;
x=floor(x);
y=b/10;
y=floor(y);
z=x+y;
if z>9 then
f=z+6;
f=f+1; // this 1 is the carry of BCD1.
printf('After addition BCD2 is: ')
disp(dec2bin(f));
printf('MSB of this sequence is the carry generated after addition.')
else
printf('After addition BCD1 is: ')
disp(z);
end
printf('\n \n BCD1 : 0101 \n \n');
printf('BCD2: 0010')
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