What is function of Address BUs ?
An address bus is a computer bus architecture that transfers data between devices. It specifies a physical address in a computer’s memory where data is to be read or written.
The size of an address bus is measured in bits and is typically 16, 32, or 64-bits.It determines the number of bits that can be used to form an address of a memory location.
For example, a 16-bit address bus can address up to 64KB of memory, a 32-bit address bus can address up to 4GB of memory