ezOutput Library - Multiple Blink With Offset Example

Hardware Required

1×Arduino UNO or Genuino UNO
1×USB 2.0 cable type A/B
3×LED
3×220 ohm resistor
1×Breadboard
6×Jumper Wires
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About ezOutput Library

Wiring Diagram

Arduino Output Library Wiring Diagram

Image is developed 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 06.MultipleBlinkWithOffset example
/* * Created by ArduinoGetStarted.com * * This example code is in the public domain * * Tutorial page: https://arduinogetstarted.com/tutorials/arduino-output-library * * This example blinks 3 LED: * + with diffent frequencies * + start blink at the different time * + without using delay() function. This is a non-blocking example */ #include <ezOutput.h> // ezOutput library ezOutput led1(7); // create ezOutput object that attach to pin 7; ezOutput led2(8); // create ezOutput object that attach to pin 8; ezOutput led3(9); // create ezOutput object that attach to pin 9; void setup() { led1.blink(500, 250); // 500 milliseconds ON, 250 milliseconds OFF. start immediately led2.blink(250, 250, 1000); // 250 milliseconds ON, 250 milliseconds OFF. start after 1000 milliseconds led2.blink(100, 100, 2000); // 100 milliseconds ON, 100 milliseconds OFF. start after 2000 milliseconds } void loop() { led1.loop(); // MUST call the led1.loop() function in loop() led2.loop(); // MUST call the led2.loop() function in loop() led3.loop(); // MUST call the led3.loop() function in loop() }
  • Click Upload button on Arduino IDE to upload code to Arduino
  • Arduino IDE Upload Code
  • See LED's state

Code Explanation

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

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