#include <SoftwareSerial.h>
SoftwareSerial mySerial(9, 10);            // mySerial(rx, tx);


char val=0;

void setup()
{
  Serial.begin(9600);
  mySerial.begin(9600);
}



void loop(){
  mySerial.write(0xFE);   //command flag
  mySerial.write(128);    //position line 1
  delay(10);  //wait 1ms
  mySerial.print("RFID TOKEN = ");

  digitalWrite (13, HIGH);//onboard LED to indicate ready state
  int tagString[13];
  int index = 0;
  boolean reading = false;

  while(Serial.available()){

    int readByte = Serial.read(); //read next available byte

    if(readByte == 2) reading = true; //begining of tag
    if(readByte == 3) reading = false; //end of tag

    if(reading && readByte != 2 && readByte != 10 && readByte != 13){
      //store the tag
      tagString[index] = readByte;
      index ++;
    }

    mySerial.write(0x7c);
    mySerial.write(0x1); //clear lcd

    mySerial.write(0xFE);   //command flag
    mySerial.write(128);    //position line 1
    delay(10);  //wait 1ms
    mySerial.print("RFID TOKEN = ");
    mySerial.write(0xFE);   //command flag
    mySerial.write(148);    //position line 2

// debug
Serial.print("number of ints in tagString: ");
Serial.println(index); // should hopefully be 13 (or 12 if i'm making an off by 1 error)

    for(int x=0;x<12;x++)
    {
      mySerial.print (tagString[x]);//write token to lcd
      Serial.println(tagString[x]);//write token to console
    delay(10);
    }

    // delay(10000);


  }
}