Q- Can be get the full Subtractor from 2 half Subtractor? Ans: Yes we can implement the Full Subtractor using 2 half Subtractors and one OR gate as follow: And the circuit diagram is
Tag: full subtractor
Full subtractor
This has 3 inputs- 2 are the numbers to be subtracted and c is the borrow which is taken for previous bit and we have 2 outputs Difference and the Borrow. The following table shows the results for all combinations of inputs: a b c B(borrow) D(difference)= D = a – b – c […]