2 A Stoplight for Your House
In your first big step toward world domination through embedded electronics, you set up the Arduino IDE and blinked an LED. That’s huge, but with an Arduino, no project needs to stop at just one LED. This project will show you how to expand your first LED sketch to display a blinking pattern on three LEDs. Your mission, should you choose to accept it, is to build and program a stoplight for a busy hallway in your house (see Figure 2-1).
FIGURE 2-1: The completed Stoplight project
MATERIALS TO GATHER
The materials in this project are all pretty simple. All of the electronic parts are standard in the SparkFun Inventor’s ...
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