Difference between revisions of "1 Blink a LED"
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| + | Blinky, is your first experiment in the world of Arduino. Let's blink! We will connect a LED to pin 13 of Arduino and turn it ON/OFF every second. | ||
| + | ---- | ||
| + | [[User:Sandeep|Sandeep]] ([[User talk:Sandeep|talk]]) 16:13, 4 March 2016 (IST) | ||
| + | =Hook Up= | ||
| + | [[File:Aurduino Blink a LED.JPG|680px]] | ||
| + | |||
| + | =Code= | ||
| + | <syntaxhighlight> | ||
| + | /* | ||
| + | Blink a LED | ||
| + | Turns on an LED on for one second, then off for one second, repeatedly. | ||
| + | |||
| + | */ | ||
| + | |||
| + | // Pin 13 has an LED connected on most Arduino boards. | ||
| + | // give it a name: | ||
| + | int led = 13; | ||
| + | // the setup routine runs once when you press reset: | ||
| + | void setup() { | ||
| + | // initialize the digital pin as an output. | ||
| + | pinMode(led, OUTPUT); | ||
| + | } | ||
| + | // the loop routine runs over and over again forever: | ||
| + | void loop() { | ||
| + | digitalWrite(led, HIGH); // turn the LED on (HIGH is the voltage level) | ||
| + | delay(1000); // wait for a second | ||
| + | digitalWrite(led, LOW); // turn the LED off by making the voltage LOW | ||
| + | delay(1000); // wait for a second | ||
| + | } | ||
| + | |||
| + | </syntaxhighlight> | ||
Latest revision as of 16:13, 4 March 2016
Blinky, is your first experiment in the world of Arduino. Let's blink! We will connect a LED to pin 13 of Arduino and turn it ON/OFF every second.
Sandeep (talk) 16:13, 4 March 2016 (IST)
Hook Up
Code
/* Blink a LED Turns on an LED on for one second, then off for one second, repeatedly. */ // Pin 13 has an LED connected on most Arduino boards. // give it a name: int led = 13; // the setup routine runs once when you press reset: void setup() { // initialize the digital pin as an output. pinMode(led, OUTPUT); } // the loop routine runs over and over again forever: void loop() { digitalWrite(led, HIGH); // turn the LED on (HIGH is the voltage level) delay(1000); // wait for a second digitalWrite(led, LOW); // turn the LED off by making the voltage LOW delay(1000); // wait for a second }