基于单片机的自动豆浆机控制电路设计毕业设计论文
目录
........................................................................................................................................................................................................错误!未定义书签。
Abstract ................................................................................................................................................................................错误!未定义书签
。
章舰...........................................................................................................................................................................................................................1
1.1 弓 IW ..................................................................................................................................................................................................1
1.2 ....................................................................................................................................................................................................1
第二章设计方案选定 .......................................................................................................................................................................................................1
2.1 ..............................................................................................................................................................................................................1
2.2施i殳i十 ....................................................................................................................................................................................................1
2.3減紐 .....................................................................................................................................................................................................................2
第三章豆浆机控制系统的功能分析...............................................................................................................................................................................3
3.1控制系统的硬件分析.........................................................................................................................................................................................3
3.2控制系统的软件分析.........................................................................................................................................................................................3
第四章豆浆机控制系统的硬件设计...............................................................................................................................................................................5
4.1电源电路设计 .....................................................................................................................................................................................................5
4.1.1电源的作用 .............................................................................................................................................................................................5
4.1.2电源的组成 .............................................................................................................................................................................................5
4.1.4电源工作原理 .........................................................................................................................................................................................6
4.1.5桥式整流电路简介.................................................................................................................................................................................6
4.1.6稳压器的选用 .........................................................................................................................................................................................7
4.1.7稳压器简介 .............................................................................................................................................................................................7
4.2单片机的选用 .....................................................................................................................................................................................................9
4.2.1单片机的简介 .........................................................................................................................................................................................9
4.3温度检测电路的设计.......................................................................................................................................................................................13
4.3.1 NTC热敏电阻温度传感器简介.........................................................................................................................................................13
4.3.4四分频电路设计...................................................................................................................................................................................20
4.3.5 NTC热敏电阻与单片机AT89C51的接口设计................................................................................................................................21
4.4加热及打浆电路的设计...................................................................................................................................................................................22
4.5防干烧及防溢出电路的设计...........................................................................................................................................................................23
4.6报警电路的设计...............................................................................................................................................................................................24
4.7复位电路的设计...............................................................................................................................................................................................25
4.8时钟电路及按键设计.......................................................................................................................................................................................25
第五章豆浆机控制系统的软件设计.............................................................................................................................................................................27
5.1豆浆机控制系统的流程图的设计 ..................................................................................................................................................................27
第六章结论......................................................................................................................................................................................错误!未定义书签。
致谢..................................................................................................................................................................................................错误!未定义书签。
献 .......................................................................................................................................................................................................................3()