目 录
1 绪论 .............................................................................................................................................1
1.1 课题研究的背景...................................................................................................................1
1.2 课题的研究目的与意义.......................................................................................................1
1.3 课题解决的主要内容...........................................................................................................1
2 系统的总体设计 .........................................................................................................................2
2.1 系统方案的构想与确定.......................................................................................................2
2.2 器件的选用..........................................................................................................................2
2.2.1 单片机的选择 ......................................................................................................................2
3 系统硬件的设计 .........................................................................................................................4
3.1 系统硬件电路设计...............................................................................................................4
3.1.1 系统硬件框图 ......................................................................................................................4
3.1.2 AT89C51 单片机 ..................................................................................................................5
3.1.3 温度传感器的介绍 ..............................................................................................................8
3.1.4 ds1302 ...............................................................................................................................10
4 系统的软件设计 .......................................................................................................................13
4.1 主程序................................................................................................................................13
5 PROTEUS 使用 ............................................................................................................................15
5.1 编程环境 PROTEUS..............................................................................................................15
5.2 用 PROTEUS ISIS 对电子万年历的硬件电路设计...........................................................15
5.3 用 PROTEUS ISIS 进行电子万年历的仿真测试...............................................................19
结论 ...............................................................................................................................................21
致谢 ...............................................................................................................................................22
参考文献 .......................................................................................................................................25
附录 ...............................................................................................................................................23
附录 1.........................................................................................................................................24