多功能传感器课设论文(doc毕设论文)

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1、课设论文（设计）题目：多功能传感器课设摘要通过对本课程设计的学习，要求我们熟练掌握对多种功能传感器的掌握和运用，并会运用信号的转换和实践，将信号载入单片机中，通过单片机的计算输出处理完的数据，对液晶显示屏的现实或蜂鸣器的开启和闭合，本课设计旨在运用温度传感器，酒精传感器，烟雾传感器，三种传感器结合单片机，液晶显示屏，蜂鸣器的综合，达到对这三种传感器的学习掌握和应用；同时也要学会处理好对干扰信号的影响，结合已经掌握的课程知识，完成对课程设计的系统掌握。本课设的以《单片机》《传感器》《电路》等课程理论为基础，以其他

2、电子类、计算机及接口类相关课程内容为辅助，在实践中锻炼学生的系统设计能力、理论应用能力、总结归纳能力以及自我学习能力，提高其实践能力、创新意识与创业精神。以达到理论学习的目的,并培养学生应用计算机辅助设计和撰写设计说明书的能力，加深对控制系统理解，将所学的知识灵活穿插并运用起来。重要运用所学的理论知识，通过先设计在实践的研究方法，去解决多个传感器之间的综合运用和掌握，熟练掌握各种传感器的使用，达到锻炼学生分析问题解决问题的能力。关键字：STC98C52单片机，烟雾传感器，温度传感器，酒精传感器，液晶显示屏目录1

3、题目背景和意义·······················································32设计题目介绍·························································33系统总体框架·························································34系统硬件设计·························································4

4、4.1单片机STC89C52简介··············································44.1.1时钟电路····················································64.1.2复位及复位电路··············································74.2数字温湿度传感器DH11············································104.2.1DH11概述··

5、················································104.2.2传感器性能说明············································114.2.3电源引脚··················································114.2.4串行接口··················································124.2.5测量分辨率··················

6、······························144.3酒精传感器MQ-3概述·············································144.3.1硬件设计··················································144.3.2微控单元STC89C52··········································144.3.3TLC549模数转换····························

7、················164.3.4软件设计··················································174.4烟雾传感器MQ-2概述·············································204.4.1概述······················································204.4.2设计理念··············································

8、····214.4.3MQ-2传感器工作原理和简介·································214.4.4MQ-2传感器和单片机的设计·································225系统软件设计························································276课设心得··········