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第一章 前言 .........................................................................................................................................................2
1.1 本课题的研究背景和意义 ...................................................................................................................2
1.2 本课题研究的主要内容 .......................................................................................................................2
1.3 本论文的主要内容及结构安排 ............................................................................................................2
第二章 系统设计 .................................................................................................................................................3
系统总体设计方案 .......................................................................................................................................3
2.1 系统硬件设计 .......................................................................................................................................3
2.2.1 主控板电路设计 ...............................................................................................................................4
2.2.2 STC89C52 简介 ..................................................................................................................................4
2.2.3 检测模块的设计与选用 ...................................................................................................................4
2.2.4 继电器输出模块 ................................................................................................................................5
2.2.5 nRF2401A 无线射频模块 ..................................................................................................................6
2.2.6 基于 MAX232 与 PC 通讯 ...................................................................................................................8
2.3.1 遥控器的设计 ...................................................................................................................................9
2.3.2 显示屏 LCD1602 ................................................................................................................................9
2.3.3 时钟芯片 DS1302 ............................................................................................................................10
2.3.4 LM7805 与 AMS1084 .........................................................................................................................11
2.3.5 按键指示电路及实现 .....................................................................................................................12
2.4 硬件设计开发 .................................................................................................................................13
2.4.1 开发环境 protel99SE ....................................................................................................................13
2.4.2 电路板的制作 .................................................................................................................................14
第三章 程序的设计实现 ...................................................................................................................................15
3.1 系统整体程序框架 .............................................................................................................................15
3.2.1 主控板程序设计 .............................................................................................................................16
3.2.2 灯光延时等待的设计与思考 .........................................................................................................17
3.3.1 遥控器程序设计 .............................................................................................................................19
3.3.2 NRF2401A 无线射频通讯的程序设计 ............................................................................................19
3.3.2 LCD1602 显示模块的程序设计 ..............................................................................................................23
3.3.3 DS1302 时钟芯片的设计 ................................................................................................................26
3.4 软件设计开发 ......................................................................................................................................28
3.4.1 软件开发环境 KeiluVision4 简介 ...............................................................................................28
3.4.2 KEIL 的使用 ....................................................................................................................................28
3.4.3 单片机程序的烧写 ..........................................................................................................................29
第四章 调试结果 ...............................................................................................................................................30
结束语 .................................................................................................................................................................31