Question: At the combinational element level in Logisim or Multisim , define an 8-bit CPU with the following features: ALU with ADD and AND and XOR.

  1. At the combinational element level in Logisim or Multisim , define an 8-bit CPU with the following features:
    1. ALU with ADD and AND and XOR.
    2. Register-based ALU operations (aka R-type instructions).
    3. Data memory.
    4. Program memory.
    5. STORE operation.
    6. LOAD operation.
    7. Register bank.
    8. Program counter.
  2. Demonstrate the execution of the following assembly program:
    1. LOAD R1, 0x0000
    2. LOAD R2, 0x0004
    3. ADD R3, R1, R2
    4. STORE R3, 0x0008
  3. Write short assembly programs to demo the other two functions

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