Hardware Design Interview Question:

How do you detect if two 8-bit signals are same?

Submitted by: Administrator

XOR each bits of A with B (for eg A[0] xor B[0] ) and
so on. the o/p of 8 xor gates are then given as i/p to
an 8-i/p nor gate. if o/p is 1 then A=B.
Submitted by: Administrator