If you are looking for the Chapter 8 content for the 1st Edition of Exploring Arduino, please click here.

Emulating USB Devices

Parts List

• Arduino Leonardo or Seeeduino Lite or Pololu A-Star 32U4 Prime LV
• USB cable (Type A to Micro-B)
• Half-size or full-size breadboard
• Assorted jumper wires
• Pushbuttons (×3)
• 220Ω resistor
• 10kΩ resistors (×3)
• Photoresistor
• 5mm red LED
• TMP36 analog temperature sensor
• Two-axis joystick

Code

Download Code (2nd Edition, Chapter 8)
(Also available on GitHub)

Useful Links

• Installing Arduino Drivers
• Arduino Modulo Operator Reference
• Arduino Keyboard Library Reference
• List of Arduino Special Keys (for the Keyboard Library)
• TMP36 Datasheet (PDF)
• Parallax 2-axis Joystick documentation
• Arduino Mouse Library Reference

Videos

Watch a demo video of the “Live Temperature & Light Logger” project from this chapter:

Watch a demo video of the “Light-Activated Computer Lock” project from this chapter:

Watch a demo video of the “Joystick-Based Computer Mouse” project from this chapter: