title: Different codes from one mifare tag
body: <p>I have two readers:</p>
  
  <ul>
  <li>mf7 (wiegand26)  </li>
  <li>desktop usb reader (z2usb)</li>
  </ul>
  
  <p>They send different codes from tags
  (wiegand  -  USB):</p>
  
  <p>13711284 - 6ECBD718</p>
  
  <p>14056036 - CEA4D818</p>
  
  <p>13409492 - 9E5BD718</p>
  
  <hr>
  
  <p>How to convert?</p>