The Von Neumann Architecture

Programme Unit
1. Output
2. Input
3. (Data)Memory
4. Accumulator
  1. (Data)Memory
PC
1. CPU
  1. ALU
    1. ACC
      1. MDR
        Cache
        CU
        MAR
        Address
        Data
        Load address 5
        Add address 6
        Store in address 6
        End
        23
        12
        1
        2
        3
        4
        5
        6
Fetch,decode and execute instructions
Programme Counter
1. Memory Address Register
  1. Memory Data Register
    1. Accumulation
CENTRAL PROCESSING UNIT
1. Control Unit
  1. Arithmetic/Logic Unit
    1. Memory Unit
2. Input device
3. Output device
CPU
1. A fan that keeps the processor cool
Memory
1. stores the programme
Processor
1. Carries out the instructions
CPU
1. Arithmetic/Logic unit (ALU)
2. PC (Programme Counter)
3. MDR (Memory Data Register)
4. Cache
5. Control Unit
Control Unit
1. Sends signals to CPU
Cache
1. Provides fast access to frequently load instructions and data

Resource summary

	Created by Harrison Huang almost 7 years ago