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LinkedIn Learning

Learning Arduino: Pulse Width Modulation

via LinkedIn Learning

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Overview

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Power your DIY electronics projects with Arduino and pulse width modulation. Learn how to program servos, motors, and LEDs to react to the world around them.

Syllabus

Introduction
  • Welcome
  • What you should know
  • Using the exercise files
  • Challenges
1. Introduction to Pulse-Width Modulation (PWM)
  • Exploring the fundamentals of PWM
  • Using basic PWM output
  • Faking PWM on a non-PWM pin
  • Challenge: Matching PWM and non-PWM LED brightness
  • Solution: Matching PWM and non-PWM LED brightness
2. Using Analog Inputs to Drive PWM Output
  • Introducing various analog inputs
  • Understanding the basics of analog input
  • Finding logic bugs in your code
  • Testing components with a multimeter
  • Using the map function
  • Challenge: Understanding the math behind the map function
  • Solution: Understanding the math behind the map function
3. LED and PWM
  • Fading an LED with PWM with code
  • Calibrating an analog input to fade an LED precisely
  • Challenge: Programming an LED that reacts to brightness
  • Solution: Programming an LED that reacts to brightness
  • Using an RGB LED
  • Mixing colors on an RGB LED using three analog inputs
  • Challenge: Fading through the rainbow with PWM
  • Solution: Fading through the rainbow with PWM
4. Motor Control
  • Comparing DC motors, servos, and stepper motors
  • Implementing basic servo control
  • Controlling a servo with an analog input
  • Controlling a continuous rotation servo with an analog input
  • Controlling DC motor speed with an analog input and transistor
  • Diving deeper into H bridge control
  • Controlling a DC motor with an H bridge
  • Challenge: Controlling a DC motor with an H bridge and potentiometer
  • Solution: Controlling a DC motor with an H bridge and potentiometer
Next steps
  • Conclusion

Taught by

Rae Hoyt

Reviews

4.7 rating at LinkedIn Learning based on 176 ratings

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