 				previousState = signalState;
 			}
 		}
-
 	}
 }
#include <SoftwareSerial.h>
#include "rfid.h"

SoftwareSerial RDM880(RDM880_RX, RDM880_TX);

const int ledPin = 13;
const int signalPin = 4;
const int speakerPin = 8;
const int debounce = 25;
const int quota = 3600;
const int pollInterval = 1000;
const bool reject = true;


	// Scan for RFID tags
	Serial.println("Scanning...");
	while (!responseFlag) {
		getSerialNumber();
		delay(waitforSerialResponse);
		responseFlag = getResponse(readData);
