JCOMP_CSE2006

//https://www.tinkercad.com/things/ivtC0MKTAIq?sharecode=kqTl0q02ZIBFl5zhS_UQjiV0t9DR3LVUrjSKAev2_fc

#include <LiquidCrystal.h>
#include<Servo.h> //Library for the servo motor

Servo S1,S2; //Object of type servo

#define IR_Slot1 7 //Define pins
#define IR_Slot2 8
#define IR_entry 6
#define IR_exit 13

int pos=0; //Initial Position of servo motor
// initialize the library with the numbers of the interface pins
LiquidCrystal lcd (12, 11, 5, 4, 3, 2);

void setup() {

  S1.attach(10); //Servo 1 on 10 pin
  S2.attach(9);  //Servo 2 on 9 pin
  S1.write(pos); //Inital position at 0 for both motors
  S2.write(pos);

  pinMode(IR_Slot1, INPUT); //Pin modes
  pinMode(IR_Slot2, INPUT);
  pinMode(IR_entry, INPUT);
  pinMode(IR_exit, INPUT);


  lcd.begin(16, 2); //Initalize the 16x2 1cd
  //Print a message to the LCD.
  lcd.print(" Smart Parking");
  lcd.setCursor(0, 1);  //Set cursor to column 1, row 2
  lcd.print("    System");
  delay(2000);
  lcd.clear();  //Clear the led screen
  lcd.setCursor(0, 0);  //Set cursor to column 1, row 0
  lcd.print("Slot 1 = A");
  lcd.setCursor(0, 1);  //Set cursor to column 1, row 1
  lcd.print("Slot 2 = A");
  delay(2000);
}

void loop()
{
  if(digitalRead(IR_Slot1)==HIGH){
    lcd.setCursor(0, 0);

    lcd.print("Slot 1 = NA");
  }else{
    lcd.setCursor(0, 0);

    lcd.print("Slot 1 = A");
  }

  if(digitalRead(IR_Slot2)==HIGH){
    lcd.setCursor(0, 1);

    lcd.print("Slot 2 = NA");
  }else{
    lcd.setCursor(0, 1);

    lcd.print("Slot 2 = A");
  }

if(digitalRead(IR_entry)==HIGH && !(digitalRead(IR_Slot1)==HIGH && digitalRead(IR_Slot2)==HIGH)){
    S1.write(pos+90);
  }else{
    S1.write(pos);
  }

  if(digitalRead(IR_exit)==HIGH){
    S2.write(pos+90);
  }
  else
  {
    S2.write(pos);
  }


}