Question

Q1. Draw a block diagram of a bus system using
multiplexers having 4 registers with 8 bits each. (5
marks)​

Answer 1

Explanation:

The following block diagram shows a Bus system for four registers. It is constructed with the help of four 4 * 1 Multiplexers each having four data inputs (0 through 3) and two selection inputs (S1 and S2). ... The two selection lines S1 and S2 are connected to the selection inputs of all four multiplexers.