#include <LiquidCrystal_I2C.h>
#include <Servo.h>
#include <Keypad.h>

Servo myServoObject;
int angle =0;

int potPin = A1;
int ledPin = 9;
int val = 0;

int Sensor = 7;
int sensorpir;
int led = 8;

const byte ROWS = 4;
const byte COLS = 4;

char hexaKeys[ROWS][COLS] = {
  {'1','2','3','A'},
  {'4','5','6','B'},
  {'7','8','9','c'},
  {'*',"0",'#','D'}
};

byte rowPins [ROWS] = {9,8,7,6};
byte colPins [COLS] = {5,4,3,2};

Keypad customKeypad = Keypad(makeKeymap(hexaKeys),
rowPins, colPins, ROWS, COLS);
LiquidCrystal_I2C lcd (0x27, 16, 2);


void setup() {
  // put your setup code here, to run once:
  pinMode(2, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(3, OUTPUT);

lcd.backlight();
lcd.init();

pinMode(Sensor, INPUT);
pinMode(led, OUTPUT);

myServoObject.attach(10);

}

void loop() {
  // put your main code here, to run repeatedly:
  digitalWrite(2, HIGH);
  delay(100);
  digitalWrite(6, HIGH);
  delay(100);
  digitalWrite(4, HIGH);
  delay(100);
  digitalWrite(5, HIGH);
  delay(100);
  digitalWrite(3, HIGH);
  delay(100);
   digitalWrite(2, LOW);
  delay(100);
  digitalWrite(6, LOW);
  delay(100);
  digitalWrite(4, LOW);
  delay(100);
  digitalWrite(5, LOW);
  delay(00);
  digitalWrite(3, LOW);
  delay(100);

char customKey = customKeypad.getKey();
if (customKey){
  lcd.clear();
  lcd.setCursor(0,0);
  lcd.print(customKey);
}

val = analogRead(potPin);
digitalWrite(ledPin, HIGH);
delay(val);
digitalWrite(ledPin, LOW);
delay(val);

sensorpir = digitalRead(Sensor);
if(sensorpir ==HIGH){
  digitalWrite(led, HIGH);
  delay(100);
}
else{
  digitalWrite(led, LOW);
  delay(100);
}

lcd.backlight();
lcd.setCursor(0,0);
lcd.print("Nuratifah");
lcd.setCursor(2,1);
lcd.print("122.56202.035");
delay((1111));
lcd.clear();
lcd.noBacklight();
lcd.setCursor(0,0);
lcd.print("semangat selalu");
lcd.setCursor(0,1);
lcd.print("fighting");
delay(1111);
lcd.clear();
lcd.noBacklight();
lcd.setCursor(0,0);
lcd.print("have a nice day");
lcd.setCursor(0,1);
lcd.print(":)");
delay(1111);

lcd.backlight();
sensorpir = digitalRead(Sensor);
if (sensorpir == HIGH){
  digitalWrite(led, HIGH);
  lcd.setCursor(0,1);
  lcd.print("Tekkom A");
  delay(1111);
}
else {
  lcd.clear();
  digitalWrite(led, LOW);
  lcd.setCursor(0,0);
  lcd.print("Tekkom A");
  delay(1111);
}

for(angle=0; angle<=180; angle++){
  myServoObject.write(angle);
  delay(5);
}
for(angle=180; angle<=0; angle--){
  myServoObject.write(angle);
  delay(5);
}
}