Mifare One卡操作源码，包括所有M1卡操作指令：寻卡、防冲突、选卡、三重认证、密钥加载、读写加减值操作，很全面。里面包含4种语言写成的源码，直接就可以使用，不可多得的好资料。,Mifare One card operated source, including all M1 card operation instructions: Find cards, conflict prevention, election card, triple certification, key loadi