Hali hazırda çalışan koduma bluetooth eklemem gerekti yardımcı olabilir misiniz ?

Kodu buraya bırakıyorum:

#include <Servo.h> //includes the servo library

#include <Wire.h> 

#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 2, 1, 0, 4, 5, 6, 7, 3, POSITIVE);

Servo myservo;

#define ir_enter 2

#define ir_back 4

#define ir_car1 5

#define ir_car2 6

#define ir_car3 7

#define ir_car4 8

#define ir_car5 9

#define ir_car6 10

int Y1=0, Y2=0, Y3=0, Y4=0, Y5=0, Y6=0;

int flag1=0, flag2=0; 

int yer = 6;  

void setup(){

Serial.begin(9600);

pinMode(ir_car1, INPUT);

pinMode(ir_car2, INPUT);

pinMode(ir_car3, INPUT);

pinMode(ir_car4, INPUT);

pinMode(ir_car5, INPUT);

pinMode(ir_car6, INPUT);

pinMode(ir_enter, INPUT);

pinMode(ir_back, INPUT);

myservo.attach(3);

myservo.write(90);

lcd.begin(20, 4);  

lcd.setCursor (0,1);

lcd.print("  Akilli Otopark ");

lcd.setCursor (0,2);

lcd.print("    Sistemi   ");

delay (2000);

lcd.clear();  

Read_Sensor();

int total = Y1+Y2+Y3+Y4+Y5+Y6;

yer = yer-total; 

}

void loop(){

Read_Sensor();

lcd.setCursor (0,0);

lcd.print("  Bos Yer: "); 

lcd.print(yer);

lcd.print("  ");  

lcd.setCursor (0,1);

if(Y1==1){lcd.print("Y1:Dolu ");}

   else{lcd.print("Y1:Bos ");}

lcd.setCursor (10,1);

if(Y2==1){lcd.print("Y2:Dolu ");}

   else{lcd.print("Y2:Bos ");}

lcd.setCursor (0,2);

if(Y3==1){lcd.print("Y3:Dolu ");}

   else{lcd.print("Y3:Bos ");}

lcd.setCursor (10,2);

if(Y4==1){lcd.print("Y4:Dolu ");}

   else{lcd.print("Y4:Bos ");}

 lcd.setCursor (0,3);

if(Y5==1){lcd.print("Y5:Dolu ");}

   else{lcd.print("Y5:Bos ");}

lcd.setCursor (10,3);

if(Y6==1){lcd.print("Y6:Dolu ");}

   else{lcd.print("Y6:Bos ");}   

if(digitalRead (ir_enter) == 0 && flag1==0){

if(yer>0){flag1=1;

if(flag2==0){myservo.write(180); yer = yer-1;}

}else{

lcd.setCursor (0,0);

lcd.print(" Park Dolu ");  

delay(1500);

}  

}

if(digitalRead (ir_back) == 0 && flag2==0){flag2=1;

if(flag1==0){myservo.write(180); yer = yer+1;}

}

if(flag1==1 && flag2==1){

delay (1000);

myservo.write(90);

flag1=0, flag2=0;

}

delay(1);

}

void Read_Sensor(){

Y1=0, Y2=0, Y3=0, Y4=0, Y5=0, Y6=0;

if(digitalRead(ir_car1) == 0){Y1=1;}

if(digitalRead(ir_car2) == 0){Y2=1;}

if(digitalRead(ir_car3) == 0){Y3=1;}

if(digitalRead(ir_car4) == 0){Y4=1;}

if(digitalRead(ir_car5) == 0){Y5=1;}

if(digitalRead(ir_car6) == 0){Y6=1;}  

}