This 2-bit adder was a lot of work to build. It uses a total of thirty-six 555 timers and it does have the option of adding or subtracting numbers. It’s a rather unorthodox use of the part, depending ...

Even if you know it, the fact that computation can be achieved in an amazing range of different ways still comes as a surprise. Programmer lapinozz decided to prove the point by building a full adder ...

Hi, first post here, this place has really come in handy a few times. Anyway, heres my question: I want to connect two 4 bit adders together (school related) in order to make it an 8 bit adder. Here's ...

We worked our way up to logic gate implementations for half adders and full adders, as illustrated below. In closing, I asked you to start thinking about how we could use these functions to add two ...