武汉理工大学《数字电子技术课程设计》
目录
摘要.........................................................................................................................................................................4
1 设计要求分析与方案选择..................................................................................................................................6
1.1 设计要求分析...........................................................................................................................................6
1.2 方案选择...................................................................................................................................................7
1.2.1 单片机方案....................................................................................................................................7
1.2.2 数字电路方案................................................................................................................................7
2 方案总体框图设计..............................................................................................................................................8
2.1 方案总体设计思路...................................................................................................................................8
2.1.1 各模块器件选择............................................................................................................................8
2.1.2 模块总体电路实现........................................................................................................................9
2.2 方案总体电路图.......................................................................................................................................9
3 电路各模块设计与参数选择............................................................................................................................11
3.1 秒脉冲电路.............................................................................................................................................11
3.2 计时电路.................................................................................................................................................13
3.3 显示电路.................................................................................................................................................15
3.4 状态显示电路.........................................................................................................................................16
3.5 洗衣机电机控制电路.............................................................................................................................19
4 仿真调试分析....................................................................................................................................................21
4.1 仿真软件介绍.........................................................................................................................................21
4.2 仿真总体电路图分析.............................................................................................................................21
4.3 仿真结果分析.........................................................................................................................................22
5 电路实物验证结果............................................................................................................................................23
5.1 实物总体图片和介绍.............................................................................................................................23
5.2 实物功能演示.........................................................................................................................................25
6 方案的分析与总结体会....................................................................................................................................28
6.1 方案选择总结与分析.............................................................................................................................28
6.2 仿真调试总结与体会.............................................................................................................................29
6.3 实物制作总结与体会.............................................................................................................................29
6.4 设计优点分析.........................................................................................................................................30
6.5 设计不足分析.........................................................................................................................................30
参考文献...............................................................................................................................................................31
附录.......................................................................................................................................................................32