RFID_card_code.ino

#include <SPI.h>
#include <MFRC522.h>
#include <TimeLib.h>


#define SS_PIN 10
#define RST_PIN 9


MFRC522 mfrc522(SS_PIN, RST_PIN);
String card_ID="";


//Add as many cards you want
String Name1="130638";
String Name2="142145181125";


int NumbCard[2];
int j=0;  
int statu[6];
int s=0;  


int const RedLed=6;
int const GreenLed=5;
int const Buzzer=8;


String Log;
String Name;
long Number;
int n ;
int ID=1;
void setup() {
  Serial.begin(9600);
  SPI.begin();  
  mfrc522.PCD_Init();
 
  Serial.println("CLEARSHEET");                
  Serial.println("LABEL,ID,Date,Name,Number,Card ID,Time IN,Time OUT");
  pinMode(RedLed,OUTPUT);
  pinMode(GreenLed,OUTPUT);
  pinMode(Buzzer,OUTPUT);


  delay(200);
   }
   
void loop() {
 
   if ( ! mfrc522.PICC_IsNewCardPresent()) {
  return;
 }
 
 if ( ! mfrc522.PICC_ReadCardSerial()) {
  return;
 }


 for (byte i = 0; i < mfrc522.uid.size; i++) {
     card_ID += mfrc522.uid.uidByte[i];
 }
 
       if(card_ID==Name1){
       Name="Nour Badr";
       Number=978035;
       j=0;
       s=0;
      }
      else if(card_ID==Name2){
       Name="Salma El Gohary";
       Number=975550;
       j=1;
       s=1;
      }
      else{
          digitalWrite(GreenLed,LOW);
          digitalWrite(RedLed,HIGH);
          goto cont;
     }


      if(NumbCard[j] == 1 && statu[s] == 0){
      statu[s]=1;
   
      Serial.print("DATA,");
      Serial.print(ID);
      Serial.print(",");
      Serial.print(__DATE__);
      Serial.print(",");
      Serial.print(Name);
      Serial.print(",");
      Serial.print(Number);
      Serial.print(",");
      Serial.print(card_ID);
      Serial.print(",");
      Serial.print("");
      Serial.print(",");
      printTime();
      ID=ID+1;
      digitalWrite(GreenLed,HIGH);
      digitalWrite(RedLed,LOW);
      digitalWrite(Buzzer,HIGH);
      delay(30);
      digitalWrite(Buzzer,LOW);
      }
      else if(NumbCard[j] == 0){
      NumbCard[j] = 1;
     
      n++;
   
      Serial.print("DATA,");
      Serial.print(ID);
      Serial.print(",");
      Serial.print(__DATE__);
      Serial.print(",");
      Serial.print(Name);
      Serial.print(",");
      Serial.print(Number);
      Serial.print(",");
      Serial.print(card_ID);
      Serial.print(",");
      printTime();
      Serial.print(",");
      Serial.println("");
      digitalWrite(GreenLed,HIGH);
      digitalWrite(RedLed,LOW);
      digitalWrite(Buzzer,HIGH);
      delay(30);
      digitalWrite(Buzzer,LOW);
      ID=ID+1;
      }
      else if(statu[s] == 1){
     
      }
      delay(1000);
     
cont:
delay(2000);
digitalWrite(GreenLed,LOW);
digitalWrite(RedLed,LOW);
card_ID="";


}
    void printTime() {
  Serial.print(hour());
  Serial.print(":");
  Serial.print(minute());
  Serial.print(":");
  Serial.print(second());
  Serial.print(",");
}