Blink LED

The easiest project for making an LED blink.

Apr 27, 2017

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lights

Devices & Components

Arduino Uno Rev3

LED (generic)

Software & Tools

Arduino IDE

Project description

Code

Blink LED

arduino

1//Blinking LED
2
3const int LED = 13; // LED connected to
4                   //  digital pin 13
5
6void setup()
7{
8  pinMode(LED, OUTPUT);   // sets the  digital
9                         // pin as output  
10}
11
12void loop()
13{
14  digitalWrite(LED, HIGH);    //turns on the LED on
15  delay(1000);               //  waits for a second
16  digitalWrite(LED, LOW);   // turns the LED off
17  delay(1000);             // waits for a second
18}
19

//Blinking LED

const int LED = 13; // LED connected to
                   //  digital pin 13

void setup()
{
  pinMode(LED, OUTPUT);   // sets the  digital
                         // pin as output  
}

void loop()
{
  digitalWrite(LED, HIGH);    //turns on the LED on
  delay(1000);               //  waits for a second
  digitalWrite(LED, LOW);   // turns the LED off
  delay(1000);             // waits for a second
}

Downloadable files

How it should be connected .

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