#include <Servo.h> 

Servo myservo;  // create servo object to control a servo 

                // a maximum of eight servo objects can be created 

int pos = 0;    // variable to store the servo position 

// Init the Pins used for PWM

const int redPin = 9;

const int greenPin = 10;

const int bluePin = 11;

// Init our Vars

int currentColorValueRed;

int currentColorValueGreen;

int currentColorValueBlue;

void setup() 

{ 

  myservo.attach(3);  // attaches the servo on pin 3 to the servo object 

  pinMode(redPin, OUTPUT);

  pinMode(greenPin, OUTPUT);

  pinMode(bluePin, OUTPUT);

} 

void loop() 

{ 

event_1();

event_2();

event_3();

event_4();

}

// event 1, servo moves to random position counter clockwise  

void event_1 () {

pos = random(1, 90);                                  

myservo.write(pos);

delay(random(1000,3000));

myservo.write(91);  //servo stop command       

}

//event 2, random color in tri-color led

void event_2 () {

  currentColorValueRed = random(255); 

  currentColorValueBlue = random(255);

  currentColorValueGreen = random(255);

  // Write the color to each pin using PWM and the value gathered above

  analogWrite(redPin, currentColorValueRed);

  analogWrite(bluePin, currentColorValueBlue);

  analogWrite(greenPin, currentColorValueGreen);

   delay(3000);     

}

//event 3, random position of servo clockwise movement

void event_3 () {

pos = random(92, 180);  //  

myservo.write(pos);

delay(random(1000,3000));

myservo.write(91);  //servo stop command       

}

//event 4, random color LED

void event_4 () {

  currentColorValueRed = random(255); 

  currentColorValueBlue = random(255);

  currentColorValueGreen = random(255);

  // Write the color to each pin using PWM and the value gathered above

  analogWrite(redPin, currentColorValueRed);

  analogWrite(bluePin, currentColorValueBlue);

  analogWrite(greenPin, currentColorValueGreen);

  delay(3000);      

}