基于ZigBee的无线温湿度采集系统设计

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基于ZigBee的无线温湿度采集系统设计

作者:杨怀德

来源:《电脑知识与技术》2016年第14期

摘要:针对传统温湿度采集系统布线复杂、施工成本高、测量精度低等问题, 该文设计了基于ZigBee的无线温湿度采集系统实现方案。该方案选用DHT11芯片采集温湿度信息, 选用CC2530对采集到的信息进行分析处理,并实现温湿度信息的无线监测。实验结果表明: 该系统能够实现温湿度信息的实时采集和无线传输, 具有灵活性、 准确度高、实时性等优点。

关键词: ZigBee;温湿度;无线采集;CC2530;DHT11

中图分类号:TP391 文献标识码:A 文章编号:1009-3044(2016)14-0229-03 Design of Indoor Wireless Temperature and Humidity Acquisition System Based on ZigBee YANG Huai-de

(The Computer Engineering Department of Dongguan Polytechnic,Dongguan 523808, China)

Abstract:Aiming at the problems of complicated wiring, high construction cost and low measurement precision of traditional temperature and humidity acquisition system, this paper

designs a wireless temperature and humidity acquisition system based on ZigBee. The program selects DHT11 chip to collect temperature and humidity information, select CC2530 to analyze the collected information, and realize the wireless monitoring of temperature and humidity information. The experimental results show that the system can realize the real-time acquisition and wireless

transmission of temperature and humidity information, and has the advantages of flexibility, high accuracy, real-time and so on.。

Key words:ZigBee; temperature and humidity; wireless acquisition; CC2530; DHT11 随着物联网技术的发展,温湿度信息采集系统在安防监控、智能家居、智慧农业等领域的应用越来越广泛:人们可以根据获取到的温度信息来控制空调的风速,还可以根据获取到的湿度信息来调节除湿设备的工作参数[1-2]。传统方法大多采用有线连接方式,布线工作量大、维护困难,系统的成本高、灵活性差[3]。针对这一问题,本文设计了一种基于ZigBee技术的无线温湿度采集系统,该系统具有可快速部署、无人值守、功耗小、成本低等优点,十分适用于构建多点温湿度监测。 1 系统总体设计

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