摘 要:随着嵌入式计算、传感器、无线通信等技术的飞速发展,无线传感网被广泛应用于环境监测、军事国防和工农业控制等诸多领域,已成为电子信息技术发展的一个热点。本文采用ZigBee协议与传感技术相结合的技术、应用相应传感器、电流互感器、电压互感器,通过将温度、湿度、灯光传感器的模拟量经过单片机AD转换处理后输出相应的控制动作调节相应参数来设计家庭环境监测系统,实现在家庭环境中对温度、湿度、灯光及家用电能质量的检测。它具有耗资小、安装方便、维护和更新费用低等优势,这也非常适合于对布线困难、人员不能到达的区域和一些临时场合的状况进行远程监控。91209
毕业论文关键词:单片机,传感器,ZigBee,环境监测,继电保护
Abstract:With the rapid development of embedded computing, sensor and wireless communication technology, wireless sensor network is widely used in many fields such as environmental monitoring, military defense and industrial and agricultural control, which has become a hotspot in the development of electronic information technology。 In this paper, the combination of ZigBee protocol and sensor technology, the application of the corresponding sensor, current transformer, voltage transformer, by the temperature, humidity, light sensor analog conversion through the microcontroller AD conversion after the corresponding control action to adjust the corresponding parameters To design a home environment monitoring system to achieve in the home environment on the temperature, humidity, lighting and home power quality testing。 It is costly, easy to install, low maintenance and update costs, which is also very suitable for wiring difficulties, personnel can not reach the area and some temporary conditions for remote monitoring。
Keywords: Microcontroller, Sensor, ZigBee, Environmental Monitoring,
目 录
1绪 论 5
1。1 本文研究背景与意义 5
1。2 智能家居环境监测系统的特点 5
1。4 典型无线网络技术介绍 6
1。5 本文主要研究内容及创新 7
2 ZigBee技术综述 8
2。1 ZigBee技术介绍 8
2。2 ZigBee协议分析 10
3 家居环境监测系统方案 11
3。1 系统结构 11
3。2 系统功能定义 12
3。3 系统设计要求 13
4 家居环境监测系统硬件源G于J优L尔V论N文M网WwW.youeRw.com 原文+QQ75201`8766 设计 13
4。1 系统电源电路 14
4。2 STC12C5608AD单片机 15
4。3 家居环境参数采集模块 15
4。4 RS485通讯模块 18
4。5 LCD液晶显示模块 18
5 系统软件设计 19
5。1 ZigBee无线通讯协议 19
5。2 温湿度传感器程序 20
5。3 烟雾传感器程序 21
5。4 电压电流检测及程序