Blink Arduino Sketch¶
This is a standard Arduino example sketch, copied here for reference.
Full Source Code¶
The full code is all in one file Blink.ino.
1/*
2 Blink
3 Turns on an LED on for one second, then off for one second, repeatedly.
4
5 Most Arduinos have an on-board LED you can control. On the Uno and
6 Leonardo, it is attached to digital pin 13. If you're unsure what
7 pin the on-board LED is connected to on your Arduino model, check
8 the documentation at http://www.arduino.cc
9
10 This example code is in the public domain.
11
12 modified 8 May 2014
13 by Scott Fitzgerald
14 */
15
16
17// the setup function runs once when you press reset or power the board
18void setup() {
19 // initialize digital pin 13 as an output.
20 pinMode(13, OUTPUT);
21}
22
23// the loop function runs over and over again forever
24void loop() {
25 digitalWrite(13, HIGH); // turn the LED on (HIGH is the voltage level)
26 delay(1000); // wait for a second
27 digitalWrite(13, LOW); // turn the LED off by making the voltage LOW
28 delay(1000); // wait for a second
29}