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水位控制器设计
摘 要 .................................................. I
1、概述 ................................................... 1
1.1、系统原理 ..................................................................................... 1
1.2、系统结构图 ................................................................................. 1
1.3、控制方案说明 ............................................................................. 2
1.4、系统组成及原理 ......................................................................... 2
2、硬件设计 ............................................... 4
2.1、单片机最小系统电路设计 ......................................................... 4
2.2、水位检测传感器的选用 ............................................................. 5
2.3、稳压电路的设计 ......................................................................... 6
2.4、光报警电路的设计 ..................................................................... 7
2.5、水泵的介绍 ................................................................................. 9
2.6、继电器控制水泵加水电路 ....................................................... 12
2.7、电源电路 ................................................................................... 13
2.8、看门狗技术 ............................................................................... 14
3、软件设计 .............................................. 17
3.1、系统总原理图 ........................................................................... 17
3.2、系统程序清单 ........................................................................... 18
总结 ..................................................... 20
参考文献 ................................................. 21
附录 ..................................................... 22