#include <Thread.h>

int ledPin = 13;

//My simple Thread

Thread myThread = Thread();

// callback for myThread

void niceCallback(){

static bool ledStatus = false;

ledStatus = !ledStatus;

digitalWrite(ledPin, ledStatus);

Serial.print("COOL! I'm running on: ");

Serial.println(millis());

}

void setup(){

Serial.begin(9600);

pinMode(ledPin, OUTPUT);

myThread.onRun(niceCallback);

myThread.setInterval(500);

}

void loop(){

// checks if thread should run

if(myThread.shouldRun())

myThread.run();

// Other code...

int x = 0;

x = 1 + 2;

}