基于51单片机的简易计算器设计.docx

2.3 键盘电路设计 ........................................................................................................................6

2.4 液晶显示电路设计 ..................................................................................................................7

4.2 故障原因及排除方法...........................................................................................................11

4.3 调试结果...............................................................................................................................12

5.设计总结......................................................................................................................................12

6.参考文献......................................................................................................................................12

7.附录..............................................................................................................................................13

7.1 附录一 图片.........................................................................................................................13

7.2 附录二 Proteus 仿真图........................................................................................................13

7.3 附录三 系统程序.................................................................................................................14