design and implement a 4-bit binary adder circuit that can store and recall results using memory control and display the output on a seven-segment display using 2:1 multiplexer, 2-line to 4-line decoder, logic gates, seven-segment display, power source, breadboards, and jumper wires

 

hi AR,
Welcome to AAC.
As this is a Homework assignment, please post your best effort in creating a project circuit, that you can post.

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