//This code is for Mega 2560, you can change other Arduino board (Warning: the board need 2 serial port, 1 for reader , 1 for communication.
//How to connect reader?
  // board TX3 <-----> Reader TTL RX
  // board RX3 <-----> Reader TTL TX
  // board GND <-----> Reader GND
  // Then the reader need to set CustomProtocol (Use the ReaderSoft, in AdvanceSet, open Protocol, and select Protocol1=1,0x02 Head HexID 0x03 0x0D 0x0A end)
