采用STC89C52单片机做控制器完成对读卡芯片MFRC500的驱动.在keil开发环境下实现.

提供稳定可靠的关于射频卡操作的C51源代码，可以嵌入到各种系统中。这些函数包括：初始化寻卡、防冲撞、选卡、转换密钥匙格式、传送密钥、验证密钥、读卡、写卡、扣款和 充值、调钱包到缓冲区、备份缓冲区中的钱包、卡休眠、启动天线发射、关闭天线发射。-To do with STC89C52 SCM reader controller chip MFRC500 complete the drive. Keil development environment in the implementation. To provide a stable and reliable operation of the C51 on the RF card source code can be embedded into various systems. These functions include: initialization find cards, anti-collision, the election card, converted cryptographic key formats, transfer key, authentication key, card reader, writing cards, charge and recharge, transfer purse to the buffer, the backup buffer wallet, the card sleep, start the antenna, turn off the antenna.