... http://www.di.uminho.pt William Stallings, Computer Organization and Architecture , 5th Ed., 20 00 • Traditional Hierarchical Bus Architecture Example • High-performance Hierarchical Bus Architecture o Traditional ... Organization and Architecture , 5th Ed., 20 00 Computer Function (3 .2) • Processing required for a single instruction is called an instruction cycle • Simple POV (Point-Of-View): 2 steps o ... PORTUGAL- http://www.di.uminho.pt William Stallings, Computer Organization and Architecture , 5th Ed., 20 00 § BUT harder to implement and test than synchronous timing • Bus Width o Data bus:...