How to Fade an LED with Arduino analogWrite
Interactive Video
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Science, Information Technology (IT), Architecture, Engineering, Physics
•
1st - 6th Grade
•
Hard
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10 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the purpose of using the analog write function with an LED?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe the circuit setup required to fade an LED using Arduino.
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
Why is it important to use a pin capable of PWM for fading an LED?
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the significance of the resistor in the LED circuit?
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
What happens if you try to set the analog write value above 255?
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6.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the role of the delay command in the LED fading program?
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7.
OPEN ENDED QUESTION
3 mins • 1 pt
How does changing the increment value in the for loop affect the LED fading?
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