为降低设计成本，利用CXA1191和SHT11实现了一个无线温湿度监测系统。在CXA1191原有的广播接收功能的基础上，巧妙结合编码技术，成功实现了数据无线传输功能，并选择SHT11实现高性能的温湿度采集。系统的特色在于将成熟的广播接收技术与数字技术相融合，具有较高的性价比，很好地满足了无线温湿度数据采集需求。 Abstract: In order to reduce cost， this paper realized a wireless temperature and humidity monitoring system with CXA1191 and SHT11.Based on the original radio receiving function of CXA1191 and combined with coding technology， the design realized wireless data transmission successfully， and chose SHT11 gathering temperature and humidity. The distinguishing feature of the system is the integrating of radio receiving technology and digital technology， it has high performance and price ratio. It will well meets the wireless temperature and humidity data acquisition needs
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