27 lines
556 B
C++
27 lines
556 B
C++
/*
|
|
Blinky
|
|
|
|
Toggles the LED of the Arduino repeatedly on and off.
|
|
|
|
by Martin Stokroos
|
|
m.stokroos@rug.nl
|
|
*/
|
|
|
|
#define PIN_LED 13
|
|
|
|
// the setup function called once after reset
|
|
void setup() {
|
|
// initialize digital pin connected to the LED as an output.
|
|
pinMode(PIN_LED, OUTPUT);
|
|
}
|
|
|
|
// infinite program loop
|
|
void loop() {
|
|
digitalWrite(PIN_LED, HIGH); // turn the LED on
|
|
delay(500); // wait for half a second
|
|
digitalWrite(PIN_LED, LOW); // turn the LED off
|
|
delay(500); // wait for half a second
|
|
}
|
|
|
|
// end
|