#include <Servo.h>
#include <LiquidCrystal.h>

Servo servo;
LiquidCrystal lcd (12,11, 10,9,8,7);
const int pir=1;
const int led1=5;
const int led2=6;
const int buzzer=2;
const int pinservo =4;
int pirdato;


void setup()
{
 pinMode (pir, INPUT);
 pinMode (led1, OUTPUT);
 pinMode (led2, OUTPUT);
 pinMode (buzzer, OUTPUT);
 servo.attach (pinservo);
 lcd.begin(16, 2);
}


void loop()
{
pirdato = digitalRead(pir); 
  if (pirdato == HIGH) 
  {
    digitalWrite (led1, HIGH);
    digitalWrite (led2, LOW);
    digitalWrite (buzzer, HIGH);
    servo.write (90);
    lcd.setCursor (4, 0);
    lcd.print ("Detente");
  }
  else
  {
    digitalWrite (led1, LOW);
    digitalWrite (led2, HIGH);
    digitalWrite (buzzer, LOW);
    servo.write (0);
    lcd.clear();
    lcd.setCursor (4, 0);
    lcd.print ("Avanza");
  }
  delay(500);
}