Across
- 2. Help the CPU do the FDE cycle (4 of them)
- 3. Stores Bootstrap Instructions
- 5. Holds the addresses for all the data and insructions needed
- 7. Controls the input and output of data from the CPU
Down
- 1. Keeps the order of instructions to run and tics up a count after each one
- 3. Stores Programs in use
- 4. holds the data and instructions fetched by the MAR
- 6. Performs the calculations for the CPU
- 7. Super-fast memory close to the CPU