摘要随着电子技术的发展和网络的普及，人们生活水平的稳步提高，在互联网的影响之下智能家居逐渐走进人们的生活。家庭灯光控制系统作为智能家居的重要组成部分也逐渐走向智能化。同时，低碳环保的健康生活方式成为潮流，使得人们对于建筑实现智能照明提出更高的要求。在满足基本照明需求的同时，还要求控制整体化、操作简单化、节能高效化、以获得个性化的照明体验。作为第四代光源的LED，具有节能环保、安全可靠、寿命长、低热低功耗、高亮度等特点，广泛的被应用在各种普通照明、显示、装饰、城市灯光等领域。家庭照明系统的LED智能化已经成为未来照明的发展趋势。77361

本设计以手机作为控制终端,以STC12C5A16S2作为控制核心,包括蓝牙数据传输模块，LED模块,MCU控制模块,以及电源模块。可以通过手机终端调节LED颜色变化以及开关灯。

该论文有图12幅，参考文献6篇。

毕业论文关键词：STC12C5A  蓝牙  LED  手机终端

Home lighting system based on Bluetooth mobile phone

Abstract  With the development of electronic technology and network development, People's living standards improved steadily, intelligent home under the influence of the Internet gradually into people's lives。 Home lighting control system as an important part of the smart home is also gradually becoming intelligent。 Meanwhile, lowcarbon environment healthy lifestyle becomes a trend, so that make people for building intelligent lighting put forward higher requirements。 At the same time of meet the demand of basic lighting， it also requires control integration, simple operation, energy saving efficiency, to achieve personalized lighting experience。 As a fourthgeneration LED light source, with energy saving, safe, reliable, long life, low heat and low power consumption, high brightness and other characteristics, it is widely used in a variety of general lighting, display, decoration, lighting and other urban areas。 Family intelligent LED lighting system has become the future development trend of lighting。

The design of mobile phone as a control terminal, with STC12C5A16S2 as control core。 including Bluetooth data transmission module, LED driver module, MCU control module, and power modules。 Through the mobile terminal to change the LED color and open or turn off the lights。

Key Words: STC12C5A  Bluetooth  LED  Mobile terminals

目  录

摘要Ⅰ

AbstractⅡ

目录Ⅲ

图清单Ⅳ

1 绪论1

1。1设计背景及意义1

1。2智能家庭照明系统的发展概况2

1。3本设计主要研究内容3

2 系统方案设计4

2。1智能家庭照明系统的功能介绍4

2。2系统总体设计方案4

2。3实现原理4

3 硬件电路设计8

3。1 MCU控制模块8

3。2 LED模块10

3。3蓝牙数据传输模块12

3。4电源部分14

4系统软件设计及实现15

4。1主要程序的功能15

4。2系统设计流程图15

4。3手机终端控制16

5 结论18

参考文献19

致谢20

附录21

图清单

图序号 图名称 页码

图21   家庭智能灯光系统整体结构 4

图22 用PWM波代替正弦半波 6

图31 系统硬件框架图 8

图32 最小系统原理图