LED-blinking-wiringPI-rasberry3.cpp

#include <wiringPi.h>

int main() {

    // Red LED: Physical pin 37, BCM GPIO26, and WiringPi pin 25.
    const int led = 25;

    wiringPiSetup();

    pinMode(led, OUTPUT);

    while (1) {
        digitalWrite(led, HIGH);
        delay(500);
        digitalWrite(led, LOW);
        delay(500);
    }

    return 0;
}