address bus

from The Free On-line Dictionary of Computing (8 July 2008)

address bus

   <processor> The connections between the {CPU} and memory which
   carry the {address} from/to which the CPU wishes to read or
   write.  The number of bits of address bus determines the
   maximum size of memory which the processor can access.

   See also {data bus}.

   (1995-03-22)