一种低功耗无线传感器网络节点的设计  

Design of Low-power Wireless Sensor Network Node

作　　者：魏春娟[1] 杨俊杰[1] 吕剑 

机构地区：[1]上海电力学院计算机与信息工程学院,上海200090 [2]六安供电公司,安徽六安237006

出　　处：《仪表技术与传感器》2013年第6期128-130,134,共4页Instrument Technique and Sensor

基　　金：国家自然科学基金资助项目(61202369);上海市科技创新行动计划地方院校能力建设项目(10110502200;11510500900);上海市教育委员会科研创新项目(12ZZ176;13YZ102);上海市教育委员会重点学科建设项目资助(J51303);上海高校选拔培养优秀青年教师科研专项基金(SDL10016)

摘　　要：功耗问题严重影响着电池供电的无线传感器节点的寿命,进而决定整个无线传感器网络的生存周期。设计了一种基于MSP430F1611超低功耗单片机与CC2420射频模块的传感器节点,给出了具体的硬件设计方案,详细阐述了微控制器和射频芯片的低功耗控制,分析了软件编程上如何充分利用器件的低功耗模式,实现动态电源管理。结果表明:设计的节点能够达到预期的低功耗性能。The power consumption has a serious impact on the life of the battery-powered wireless sensor nodes,and thus it determines the lifetime of entire wireless sensor network.A node based on the MSP430F1611 microcontroller and CC2420 RF module was designed.The specific scheme of hardware design was presented,then the low-power control on the microcontroller and the RF chip was described in detail.The software programming on how to make full use of the low-power modes to achieve dynamic power management was discussed.Test result shows that the node can meet the requirement of low power.

关 键 词：无线传感器网络 低功耗 MSP430F1611 CC2420 

分 类 号：TN911[电子电信—通信与信息系统]