毕业论文基于51单片机RC522无线射频公交车刷卡系统设计(2).doc

基于51单片机RC522无线射频公交车刷卡系统设计 摘 要 跟随着信息化社会的来临，我国信息产业的热门之一便是有着宽泛的应用领域和普遍的产品市场的IC卡技术。各种智能型产品已陆续为人们所用，学校和其他公共场所也相继使用了基于IC卡的收费系统，大大提高了社会领域的服务质量和工作效率。通过介绍一种基于51单片机的RC522无线射频刷卡系统，阐述系统的结构，工作原理和相应的硬件和软件设计，来完成一个基于无线智能卡的课题。 在明了了IC卡智能刷卡系统的现状和意义后，设计了把STC89C52单片机作为控制中心，作为消息载体的智能IC卡是PHILIPS公司S50卡。全部的体系包含选取和制作硬件、设计和调试软件，还有联合调试系统的软、硬件。硬件系统主要囊括：单片机最小系统、LCD12864显示、独立按键、IC卡读写等模块；软件系统主要囊括：显示、键盘服务、读写IC卡等。系统的软件和硬件调试表明，各项指标均达到预期可以实现特定的系统功能正常。联合调试系统的软件和硬件说明，各项指标都达到了预期，可以实现系统具体的功能。 关键词: STC89C52 MF-RC522 射频IC卡 Design of Radio Frequency Card Punching System Buses Based on 51 Single Chip Microcomputer Abstract Along with the coming of information society,one of the hot information industry in China is IC card technology which has a broad application field and the universal product market.All kinds of intelligent products have been used for people, schools and other public places have used the charging system based on IC card in succession, and improving the service quality and work efficiency greatly in the field of society.By introducing a RC522 wireless rf card system based on 51 single chip microcomputer, describes system structure, working principle and the corresponding hardware and software design, to complete a subject based on wireless smart card. After clearing the status and significance of IC smart card system, this system designed the STC89C52 single-chip microcomputer as the control center, the S50 PHILIPS company card as information carrier intelligent IC card. The whole system includes selection and production of hardware, the design and debug software, and the joint debugging of software and hardware of the system.Hardware system mainly includes: single chip microcomputer minimum system, LCD12864 display, buttons, IC card read and write module;Software system mainly includes: display, keyboard, IC card read and write, etc.System software and hardware joint debugging shows that, the indicators have reached the expected vision, specific system functions properly.Joint debugging