6 68686688 Unregistered / Unconfirmed GUEST, unregistred user! 2010-07-19 #1 关于mifare DESFire卡的卡号是7个字节还是4个字节？
T tseug Unregistered / Unconfirmed GUEST, unregistred user! 2010-07-19 #2 http://www.scdeveloper.com/datasheet/SFS075530.pdf
