/*the following code is to print the RFID value of the card.
we have used the Arduino Mega and put the RFID reader Tx pin in Rx1 */
#include <SoftwareSerial.h>

// The following is the card no. for 3 cards. You will be provided these numbers.
String c1="29003359BBF8";
String c2="29003358A0E2";
String c3="2900336893E1";

String a="";
String s="";
void setup()
{
   Serial.begin(9600);
   Serial1.begin(9600);
}
void loop()
{
  if(Serial1.available())
  a=a+(char)Serial1.read();
  s=a;

  if(s.equalsIgnoreCase(c1))
    Serial.println(s+" p1");
  else if(s.equalsIgnoreCase(c2))
    Serial.println(s+" p2");
  else if(s.equalsIgnoreCase(c3))
    Serial.println(s+" p3");
}