Designed a working 3 bit adder/substractor with a 1digit decimal display. Designed the 3 bit adder by connecting 3 full adders, each containing 2 EX-OR gates and 3 NAND gates. An additional EX-OR gate ...
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 ...