目录
1 绪论.................................................................................................................................1
2 总体设计方案...............................................................................................................2
2.1 课程设计的任务与要求....................................................................................2
2.1.1 课程设计的任务......................................................................................2
2.1.2 课程设计的要求......................................................................................3
2.2 超声波测距原理................................................................................................3
2.3 超声波测距系统的总体方案...........................................................................4
3 系统硬件电路设计.......................................................................................................6
3.1 STC89C52 芯片介绍.........................................................................................6
3.2 单片机最小系统................................................................................................6
3.3 超声波模块.........................................................................................................8
3.3.1 超声波发射模块......................................................................................8
3.3.2 超声波接收模块......................................................................................8
3.4 LED 数码管显示模块........................................................................................9
3.5 报警模块...........................................................................................................10
4 系统软件设计.............................................................................................................11
4.1 Keil uVision3 软件介绍...................................................................................11
4.2 软件流程图.......................................................................................................11
4.3 系统的软件调试..............................................................................................12
5 设计总结 .....................................................................................................................14
参考文献..........................................................................................................................15
附录 ..................................................................................................................................16
附录 1 硬件连接图.................................................................................................16
附录 2 程序清单 ....................................................................................................16
评论0