The Von Neumann Architecture

The Von Neumann Architecture

1. PC

   • MAR
     • CU
       • CPU
         • ALU
           • cache
             • MDR
               • ACC
     • address
       • data
         • load address 5
           • add address 6
             • store in address 6
               • End
                 • 23
                   • 12
       • 1
         • 2
           • 3
             • 4
               • 5
                 • 6

2. processor

   • Carries out instructions

3. CPU

   • A fan that keeps processor cool

4. memory

   • stores the progamme

5. programme unit

   • output
   • input
   • [data]Memory
     • accumulator
       • programme unit