1.1 Systems Architecture

1.1 Systems Architecture

1. The purpose of the cpu

   • It is the part of a computer system that is commonly reffered to as the brains of the computer

2. Von Neumann architecture

   • Computer Architecture based on that described in 1945 by the mathematician John von Neumann.

3. Common cpu components

   • ALU
   • CU

4. The Fetch Execute Cycle

   • An instruction cycle is the basic operational process of a computer.
   • Fetch
     • Decode
       • Execute

5. Registers

   • Accumulator
     • Program Counter
       • MDR
         • MAR

6. Components

   • ALU
     • Peforms Logical Operations (AND, OR NOT)