面向物联网应用的短距离无线接入关键技术研究

Research on key technologies of short-range wireless access for internet of things applications

为通过较小的成本,获得较高的可靠性及安全性,且支持实时、准确地监控环境,本次研究利用ZigBee技术研发面向物联网的短距离无线传输系统,该系统采用STM32L151芯片作为处理平台,利用ZICM2410模块构建传感网络,并通过SIM900B完成远程通信。研究结果表明,系统可以建立无线网络拓扑结构,能够迅速组网,并实时完成监测区域数据采集工作,且该系统具有较高的扩展性,满足各项功能的需求。

In order to obtain higher reliability and security through lower cost,and to support real-time and accurate monitoring of the environment,this research uses ZigBee technology to develop a shortrange wireless transmission system for the internet of things. the system uses STM 32 l 151 chip as a processing platform, uses zicm 2410 module to build a sensing network, and completes remote communication through sim 900 b. The research results show that the system can establish a wireless network topology structure,can quickly network,and complete the data collection work of the monitoring area in real time. moreover,the system has higher scalability and meets the requirements of various functions.