mirror of
https://github.com/arduino/Arduino.git
synced 2024-12-04 15:24:12 +01:00
26 lines
799 B
Plaintext
26 lines
799 B
Plaintext
/*
|
|
* Blink
|
|
*
|
|
* The basic Arduino example. Turns on an LED on for one second,
|
|
* then off for one second, and so on... We use pin 13 because,
|
|
* depending on your Arduino board, it has either a built-in LED
|
|
* or a built-in resistor so that you need only an LED.
|
|
*
|
|
* http://www.arduino.cc/en/Tutorial/Blink
|
|
*/
|
|
|
|
int ledPin = 13; // LED connected to digital pin 13
|
|
|
|
void setup() // run once, when the sketch starts
|
|
{
|
|
pinMode(ledPin, OUTPUT); // sets the digital pin as output
|
|
}
|
|
|
|
void loop() // run over and over again
|
|
{
|
|
digitalWrite(ledPin, HIGH); // sets the LED on
|
|
delay(1000); // waits for a second
|
|
digitalWrite(ledPin, LOW); // sets the LED off
|
|
delay(1000); // waits for a second
|
|
}
|