智能公交卡终端系统软件实现摘 要随着城市规模的扩大，交通已经成为城市进展的一个重要因素。公交车射频卡可以提供更为方便、快捷的服务。面对开放式公交系统的乘客下车站台刷卡系统及数据传输技术的改善，充分运用了交通，电路即传输等专业的知识。本文对公交射频刷卡器的系统设计进行了讨论。采纳美国 ATMEL 公司的ATmega16 单片机位控制核心，应用 PHILIPS 公司的 MIFARE 射频技术实现设计。本设计主要是系统软件设计。这部分描述了所应用的各部分的程序原理和代码，运用模块化结构，使程序设计的逻辑关系更加简洁明了；采纳软件 AVR studio4 软件进行编程，sscom 串口调试助手以及 AVR fighter 程序烧录软件进行烧录。关键词 ATmega16；射频技术；AVR；Smart bus card terminal system softwareAbstractAlong with the extension of the city scale, the transportation has already become an important factor of the city development.The bus radio frequency card can provide more convenience and faster servance.Passengers to get off the site credit card system for open bus system development is the improvement of existing public transport circuit and transmission technology .This text carry on a research to the system design of the bus radio frequency card machine,It adopted single chip microcomputer of the ATmega16 of the American ATMEL company as the control core and applied the MIFARE radio frequency technique of the PHILIPS company to realize the design,This design of the system include two parts:the hardware design and the software design.The hardware design part described the hardware circuits and the principle of each part,mainly include:display circuits, The watchdog circuit,the 93C46 serial EEPROM,the buffer circuit and read card machine.Also,it gave the system hardware of the integral design principle diagram.A adopting assemble language to edit the software,using blocking structure and giving the flow chart of each block make ...
