#include <pwmWrite.h>
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,16,2);
int ledred = 12;
int ledgreen = 13;
const int servo = 2;
int position; 
Pwm pwm = Pwm();
const int servoPin4 = 2;

void setup() {
  lcd.init();
  lcd.backlight();
  pinMode(ledred, OUTPUT);
  pinMode(ledgreen, OUTPUT);
  int servo = 0;
  Serial.begin(115200);
}

void loop() {
   // position in degrees
  for (int pos = 0; pos <= 90 ; pos += 1) {
    pwm.writeServo(servo, pos);
    digitalWrite(ledgreen, HIGH);
    digitalWrite(ledred, LOW);
    lcd.setCursor(0,0);
    lcd.print("Face Recognized!");
    lcd.setCursor(0,1);
    lcd.print("Have A Safe Journey");
    delay(0);
  }
  
  for (int pos = 90; pos >= 0; pos -= 1) {
    lcd.clear();
    digitalWrite(ledgreen, LOW);
    digitalWrite(ledred, HIGH);
    lcd.setCursor(0,0);
    lcd.print("Face Not Recognised!");
    lcd.setCursor(0,1);
    lcd.print("Intruder Alert!!");
    delay(10);
    pwm.writeServo(servo, pos);
    delay(10000);
  }

}