ezOutput Library - Toggle Example

Hardware Required

1×Arduino UNO or Genuino UNO
1×USB 2.0 cable type A/B (for USB-A PC)
1×USB 2.0 cable type C/B (for USB-C PC)
1×LED
1×220 ohm resistor
1×Breadboard-mount Button with Cap
1×Breadboard-mount Button Kit
1×Panel-mount Push Button
1×Breadboard
1×Jumper Wires
1×(Recommended) Screw Terminal Block Shield for Arduino Uno
1×(Recommended) Breadboard Shield For Arduino Uno
1×(Recommended) Enclosure For Arduino Uno
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About LED

About ezOutput Library

Wiring Diagram

Arduino Output Library Wiring Diagram

This image is created using Fritzing. Click to enlarge image

Arduino Code

Quick Steps

  • Install ezOutput library. See How To
  • Connect Arduino to PC via USB cable
  • Open Arduino IDE, select the right board and port
  • On Arduino IDE, Go to File Examples ezOutput 02.Toggle example
/* * Created by ArduinoGetStarted.com * * This example code is in the public domain * * Tutorial page: https://arduinogetstarted.com/tutorials/arduino-output-library * * This example turn ON/OFF led according to state of button. */ #include <ezButton.h> // ezButton library https://arduinogetstarted.com/tutorials/arduino-button-library #include <ezOutput.h> // ezOutput library ezButton button(7); // create Button object that attach to pin 7; ezOutput led(9); // create ezOutput object that attach to pin 9; void setup() { button.setDebounceTime(50); // set debounce time to 50 milliseconds } void loop() { button.loop(); // MUST call the loop() function first if(button.isPressed()) led.toggle(); }
  • Click Upload button on Arduino IDE to upload code to Arduino
Arduino IDE Upload Code
  • Press and release the button some time
  • See LED's state

Code Explanation

Read the line-by-line explanation in comment lines of source code!

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