【摘要】 基于ISO14443A国际标准的射频识别技术已经成熟,并得到广泛应用。为此介绍了射频识别技术在实验室收费系统中的应用,给出了射频卡系统的工作原理,详细探讨了M ifare射频卡的结构和特点,并根据实验室收费系统的实际需要,实现了下位机射频卡读写器的软硬件设计和上位机实验室收费系统的设计,最后对系统进行了结果分析。更多还原

【Abstract】 Radio Frequency Identification technology based on international standard ISO14443A has been mature and applied in many aspects.The paper introduces application of radio frequency identification technology in lab rating system and work principle of radio frequency card system.It further discusses structure and character of radio frequency card in detail.On practical demand of lab rating system,it implements software and hardware design of radio frequency card reader on slaver,and general design of lab rating system on master.At last,it makes analysis to the system.更多还原