A Computer Story: Complexity from Simplicity

1 / 45

# A Computer Story: Complexity from Simplicity - PowerPoint PPT Presentation

## A Computer Story: Complexity from Simplicity

- - - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - - -
##### Presentation Transcript

1. A Computer Story: Complexity from Simplicity A G12 a G15 f G14 Gary DeLeo, Amanda Weidenhammer, and Kristen Wecht G7 a B f b G1 B G13 g G10 g d G8 G3 c e G9 C d G6 C G11 b G5 e G4 c D Lehigh University and Parkland High School G2 D

2. “Series” Plumbing

3. “Series” Plumbing

4. Series Circuit 0 = Off 1 = On switch 1 switch 2 battery light

5. Series Circuit 0 = Off 1 = On switch 1 switch 2 battery light

6. Series Circuit 0 = Off 1 = On switch 1 switch 2 battery light

7. Series Circuit 0 = Off 1 = On switch 1 switch 2 battery light

8. Series Circuit 0 = Off 1 = On switch 1 switch 2 battery light

9. Series Circuit 0 = Off 1 = On switch 1 switch 2 battery light

10. Series Circuit 0 = Off 1 = On switch 1 switch 2 battery light

11. Series Circuit 0 = Off 1 = On switch 1 switch 2 battery light

12. Series Circuit 0 = Off 1 = On switch 1 switch 2 battery light

13. Series Circuit X Y Z 0 = Off 1 = On X Y switch 1 switch 2 battery Z light

14. Series Circuit 0 = Off 1 = On X Y battery Z

15. Truth Table for X AND Y Z = X AND Y X Y Input Output

16. “Parallel” Plumbing

17. “Parallel” Plumbing

18. Parallel Circuit 0 = Off 1 = On switch 1 battery switch 2 light

19. Parallel Circuit 0 = Off 1 = On switch 1 battery switch 2 light

20. Parallel Circuit 0 = Off 1 = On switch 1 battery switch 2 light

21. Parallel Circuit 0 = Off 1 = On switch 1 battery switch 2 light

22. Parallel Circuit 0 = Off 1 = On switch 1 battery switch 2 light

23. Parallel Circuit 0 = Off 1 = On switch 1 battery switch 2 light

24. Parallel Circuit 0 = Off 1 = On switch 1 battery switch 2 light

25. Parallel Circuit 0 = Off 1 = On switch 1 battery switch 2 light

26. Parallel Circuit 0 = Off 1 = On switch 1 battery switch 2 light

27. Parallel Circuit X Y Z 0 = Off 1 = On X switch 1 battery switch 2 Z Y light

28. Parallel Circuit 0 = Off 1 = On X Y battery Z

29. Truth Table for X OR Y Z = X OR Y X Y Input Output

30. Truth Table for X Y XOR X XOR Y “XOR” Means X or Y, but Not Both (“Exclusive OR”)

31. Truth Table for X NOT NOT X (= X)

32. Electrical Circuit Elements ( ) X X X NOT X X Y AND Y X X Y OR Y X X Y XOR Y

33. Seven-Segment Display Converter A G12 a G15 f G14 G7 a B f b G1 B G13 g G10 g d G8 G3 c e G9 C d G6 C G11 b G5 e G4 c D G2 D

34. Binary Coded Decimal (BCD) 0 = Off 1 = On

35. Binary Coded Decimal (BCD) 0 = Off 1 = On

36. Binary Coded Decimal (BCD) 0 = Off 1 = On

37. Binary Coded Decimal (BCD) 0 = Off 1 = On

38. Binary Coded Decimal (BCD) 0 = Off 1 = On

39. Binary Coded Decimal (BCD) 0 = Off 1 = On

40. Binary Coded Decimal (BCD) 0 = Off 1 = On

41. Seven-Segment Display Converter A G12 a G15 f G14 G7 a B f b G1 B G13 g G10 g d G8 G3 c e G9 C d G6 C G11 b G5 e G4 c D G2 D

42. Seven-Light Display Number (0-9) A B C D a b c d e f g

43. Seven-Light Display a f b g e c d Number (0-9) A B C D a b c d e f g

44. Seven-Light Display a f b g e c d Number (3) 0 0 1 1 A B C D a 0 0 1 1 b c d e f g

45. Seven-Light Display a f b g e c d Number (3) 0 0 1 1 A B C D a b b c d e f g