1. ITEC 352 Lecture 31 Buses / Peripherals

2. Buses and Peripherals Review Memory SD Memory chips Rambus memory Technology versus usage

3. Buses and Peripherals Objectives Look into the connections between components

4. Buses and Peripherals Overview

5. Buses and Peripherals Drill down

6. Buses and Peripherals How does it work? Have to know when you can use the signals present Oscillator –Produces pulses at a certain frequency –Tuning fork

7. Buses and Peripherals Synchronou s

8. Buses and Peripherals Asynchronou s

9. Buses and Peripherals Arbitration Who gets to use the bus? What is inside the boxes?

10. Buses and Peripherals Bridging

11. Buses and Peripherals Flowchart for disk access What causes reading and writing from disks? How does the bus play into it?

12. Buses and Peripherals Interrupts What are they? Why are they used? How do they affect the bus?

13. Buses and Peripherals DMA Bypassing the CPU

14. Buses and Peripherals Interrupts Flow chart

15. Buses and Peripherals Cycles Separate into categories Why idle?

16. Buses and Peripherals Bursting Doing one operation

17. Buses and Peripherals Summary Introduction to buses Next time –Specific devices