Using 74147

[HahaH]

1.We have an assignment, we need to construct the circuit of calculator using 74147 IC . Can anybody help me on how to hold and shift the data, and also how to have a 0 display.

Homework Equations

The Attempt at a Solution

 

[JaredJames]

As per forum guidelines you're going to have to show your attempt at this before we can help you.