#define led_1 4
#define pbStartPin 2
#define pbStopPin 15
#define buzzerPin 12
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C LCD = LiquidCrystal_I2C(0x27, 16, 2);
boolean status = false;

void setup() {
  Serial.begin(9600);
  Serial.println("Panic Button Simulation");

  LCD.init();
  LCD.backlight();
  LCD.setCursor(0, 0);
  LCD.print("RSAM Bukittinggi");
  LCD.setCursor(0, 1);
  LCD.print("By : Dendi F");

  pinMode(led_1, OUTPUT);
  pinMode(pbStartPin, INPUT);
  pinMode(pbStopPin, INPUT);
  digitalWrite(led_1, LOW);
}

void loop() {
  if(digitalRead(pbStartPin) == HIGH){
    status = true;
    LCD.clear();
    Serial.println("Button : ON");
    LCD.setCursor(0, 0);
    LCD.print("Button : ON");
    LCD.setCursor(0, 1);
    LCD.print("CODE BLUE");
    delay(500);
  } 

  if(digitalRead(pbStopPin) == HIGH){
    status = false;
    Serial.println("Button : Off");
    LCD.clear();
    LCD.setCursor(0, 0);
    LCD.print("RSAM Bukittinggi");
    LCD.setCursor(0, 1);
    LCD.print("By : Dendi F");
    delay(500);
  } 

  if(status){
    digitalWrite(led_1, HIGH);
    delay(500);
    digitalWrite(led_1, LOW);
    delay(500);
    tone(buzzerPin, 1500);
    noTone(buzzerPin);
    delay(1000);
    tone(buzzerPin, 500, 1000);
    delay(1000);
  }
  
}