本文设计一种基于STC11F32单芯片和MFRC500芯片的射频读卡器，给出了射频 读卡器的具体硬件和软件设计方案，并对设计中的难点作了分析。该读卡器功能完备、操作灵活、成本低廉，可以为各种RFID应用提供一种有效而灵活的解决方 案，同时也为学习FRID技术的人员提供一个低价位的开发平台。-Paper to design a single-chip based on STC11F32 and MFRC500 chip RF reader, the RF reader is given specific hardware and software design, and design of the difficulties are analyzed. The reader full-featured, flexible operation, low cost, for a variety of RFID applications can be an effective and flexible solution, but also for learning FRID technology provides a low-cost development platform.