1. 1 SPIRIT Silicon Prairie Initiative on Robotics in Information Technology MicroprocessorsMicrocomputers &Microcontrollers

2. 2 SPIRIT computers How many computers have you used today?Question?

3. 3 SPIRIT Product: Hunter Programmable Digital Thermostat. Microcontroller: 4-bit

4. 4 SPIRIT Product: Vendo V-MAX 720 vending machine. Microcontroller: 8-bit Motorola 68HC11.

5. 5 SPIRIT Product: Sonicare Plus toothbrush. Microcontroller: 8-bit Zilog Z8.

6. 6 SPIRIT Microcomputer

7. 7 Microprocessor

8. 8 Stored Program Computer

9. 9 SPIRIT

10. 10 SPIRIT

11. 11 SPIRIT

12. 12 SPIRIT ATtiny861

13. 13 SPIRIT AVR Architecture

14. 14 SPIRIT AVR Register Set

15. 15 SPIRIT Computer Software  Arithmetic Operations  Addition  Subtraction  Multiplication, Division, Logarithms, Trig functions  all are implemented through addition and subtraction

16. 16 SPIRIT Computer Software  Logic Operations  AND  OR  NOT  Performed on a bit-wise basis mimicking elementary logic gates

17. 17 SPIRIT Computer Software  Conditional Operations  Depend on the result of an operation  Transfer control to a particular branch in the program  Positive?  Negative?  Zero?

18. 18 SPIRIT Data Transfer Instructions

19. 19 SPIRIT Arithmetic and Logic

20. 20 SPIRIT Branch Instructions

21. 21 SPIRIT ISN’T What ISN’T a Microprocessor Application?Question?