Design a sequential multiplier that multiplies two 4-bit unsigned numbers
A and B. The available basic elements include one 4-bit adder, D flip-flops, and multiplexers, in addition to Boolean gates.

 

need help in above question

 

The Homework Help section asks that you post up the work you have done so far, so we can see it and find where you went wrong, or suggest better approaches. We will not do all your work for you.

If you are in doubt about how to structure your post and what to include please read this thread: http://forum.allaboutcircuits.com/showthread.php?t=3002

Thank you.