Learn how computers add numbers and build a 4 bit adder circuit



Let’s build a circuit that adds numbers! Binary addition is even easier than decimal addition since you don’t have to know how to add numbers larger than 1.

Support me on Patreon: https://www.patreon.com/beneater

You can get all the components used in this video from any online electronic components distributor for a few dollars.

Complete parts list:
2x 74LS86 (Quad two-input XOR gate)
2x 74LS08 (Quad two-input AND gate)
1x 74LS32 (Quad two-input OR gate)
2x 4-position DIP switch
5x LEDs
1x Solderless breadboard
22 gauge wire
USB charger and cable or some other 5v power source

Leave a Comment

Your email address will not be published. Required fields are marked *


Recent Posts