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A Computer Story: Complexity from Simplicity

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

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A Computer Story: Complexity from Simplicity

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  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

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