Chapter 3. First Steps

In this chapter you will

  • Learn the concepts of good project design

  • Learn the basic properties of electricity

  • Be introduced to the resistor, light-emitting diode (LED), transistor, rectifier diode, and relay

  • Use a solderless breadboard to construct circuits

  • Learn how integer variables, for loops, and digital outputs can be used to create various LED effects

Now you’ll begin to bring your Arduino to life. As you will see, there is more to working with Arduino than just the board itself. You’ll learn how to plan projects in order to make your ideas a reality and then move on to a quick primer on electricity. Electricity is the driving force behind everything we do in this book, and it’s important to have a solid understanding of ...

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