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

#define I2C_ADDR 0x27
#define LCD_COLUMNS 20
#define LCD_LINES 2

LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);
#define LED_BUILTIN 4
#define LED_ON  digitalWrite(LED_BUILTIN, HIGH)
#define LED_OFF digitalWrite(LED_BUILTIN, LOW);
#define  KAKI_POTENSIO A0
Servo myservo;  // create servo object to control a servo

int pos = 0;
void setup(){
  pinMode(LED_BUILTIN, OUTPUT);
  Serial.begin(115200);
  Serial.println("19 muhammad sidqi  aplikasi sensor, lcd, led, servo sensor potensiometer mulai....");
  
  myservo.attach(6);
  lcd.init();
  lcd.backlight();
  lcd.setCursor(0,0);
  lcd.println("     19    ");
  lcd.setCursor(0,1);
  lcd.println("Muhammad Sidqi Rozin Rabbani");
  delay(4000);
  lcd.setCursor(0,1);
  lcd.println("               ");

}
uint16_t data;
uint16_t pot_pos;
uint16_t servo_pos;

void loop(){
  data = analogRead(KAKI_POTENSIO);
  servo_pos = map(data, 0, 1023, 0, 180);
  pot_pos = map(data, 0, 1023, 0, 90);
  Serial.println("raw[" + String(data)+ "], degree[" + String(pot_pos)+"], [" + String(servo_pos)+"]");

  if (pot_pos >=45)
  {
    LED_OFF;
    lcd.setCursor(0,0);
    lcd.println("LED_OFF");
  }

  if (pot_pos < 45)
  {
    LED_ON;
    lcd.setCursor (0,0);
    lcd.println("LED_ON");
  }
  
  myservo.write(servo_pos);
  lcd.setCursor(0,1);
  lcd.println("POSISI");
  lcd.setCursor(8,1);
  lcd.println(servo_pos);
}