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TEST YOUR BRAIN!

TEST YOUR BRAIN!

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TEST YOUR BRAIN!

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  1. TESTYOURBRAIN! Basic Circuits

  2. Creates a set voltage PotentialDividers

  3. R1 = 40 R1 = 100 R1 = 20 R1 Vs = 10V Vs = 10V Vs = 10V Vs Vout = Vs x R2 R1 + R2 Vout = 3.3V Vout = 5V Vout = 6.6V R2 = 20 R2 = 40 R2 = 100 Vout = 10 x 20 = 200 = 3.3V 40+20 60 Vout = 10 x 100 = 1000 = 5V 100 +100 200 Vout = 10 x 40 = 400 = 6.6V 20 + 40 60 R2 Potential Divider

  4. Creates an adjustable voltage Potentiometer

  5. Potentiometer 10V 10V VR1 Volts

  6. Potentiometer 10V 7.5V VR1 Volts

  7. Potentiometer 10V VR1 5V Volts

  8. Potentiometer 10V VR1 2.5V Volts

  9. Potentiometer 10V VR1 0V Volts

  10. Converts a light level into a voltage LDRPotential Divider

  11. 10V Vout LDR Potential Divider Volts LDR Resistance

  12. 10V Vout LDR Potential Divider Volts LDR Resistance

  13. 10V Vout LDR Potential Divider Volts LDR Resistance

  14. LDR Potential Divider 10V Vout Volts LDR Resistance

  15. 10V Vout LDR Potential Divider Volts LDR Resistance

  16. Compares two different input voltages Comparator

  17. Comparator Inverting > Non-inverting

  18. Comparator Inverting = Non-inverting

  19. Comparator Inverting < Non-inverting

  20. LED lights on when it is dark Light Sensor

  21. - Vout + 10V Light Sensor Inverting input voltage Output voltage LDR Resistance Non-Inverting input voltage

  22. - Vout + 10V Light Sensor Inverting input voltage Output voltage LDR Resistance Non-Inverting input voltage

  23. - Vout + 10V Light Sensor Inverting input voltage Output voltage LDR Resistance Non-Inverting input voltage

  24. - Vout + 10V Light Sensor Innverting input voltage Output voltage LDR Resistance Non-Inverting input voltage

  25. Produces continuous pulses 555 TimerAstable Circuit

  26. F = . 1.44 . (R1+2R2) x C1 555 Astable Circuit

  27. 555 Astable Circuit SMALL CAPACITOR HIGH FREQUENCY

  28. 555 Astable Circuit LARGE CAPACITOR LOW FREQUENCY

  29. Produces a pulse of a set length 555 TimerMonostable Circuit

  30. 555 Monostable Circuit T = 1.1 x C1 x R1

  31. 555 Monostable Circuit Output Trigger

  32. 555 Monostable Circuit

  33. Allows a voltage to control a large Current. Field Effect Transistor(FET)

  34. A small current on the base creates a large current through the speaker Transistor Driver C B E

  35. A small current on the base creates a large current through the lamp Transistor Driver C B E

  36. Field Effect Transistor(FET)

  37. A voltage on the gate controls the current through the lamp. FET Driver D G V S

  38. Logic Gates

  39. AND

  40. AND Gate A=0 A B Q=0 Q B=0 Truth Table

  41. AND Gate A=0 A B Q=0 Q B=1 Truth Table

  42. AND Gate A=1 A B Q=0 Q B=0 Truth Table

  43. AND Gate A=1 A B Q=1 Q B=1 Truth Table

  44. OR

  45. OR Gate A A=0 Q=0 B=0 Q B Truth Table

  46. OR Gate A A=0 Q=1 B=1 Q B Truth Table

  47. OR Gate A A=1 Q=1 B=0 Q B Truth Table

  48. OR Gate A A=1 Q=1 B=1 Q B Truth Table

  49. NOT

  50. NAND