目录
摘 要 ..................................................................................................................................................I
第一章 设计要求与方案论证..........................................................................................................1
1.1 设计要求：........................................................................................................................1
1.2 系统基本方案选择和论证................................................................................................1
1.2.1 单片机芯片的选择方案和论证............................................................................1
1.2.2 显示模块选择方案和论证....................................................................................1
1.3 电路设计最终方案决定....................................................................................................1
第二章 系统的硬件设计与实现......................................................................................................2
2.1 电路设计流程图................................................................................................................2
2.2 系统硬件概述....................................................................................................................2
2.3 主要单元电路的设计........................................................................................................3
2.3.1 单片机主控制模块的设计....................................................................................3
2.3.2 显示模块的设计....................................................................................................3
2.3.3 按键模块的设计....................................................................................................6
第三章 系统的软件设计..................................................................................................................8
3.1 主程序：.............................................................................................................................8
第四章 指标测试............................................................................................................................15
4.1 测试仪器..........................................................................................................................15
4.2 硬件测试..........................................................................................................................15
4.3 软件测试..........................................................................................................................15
4.4 测试结果分析与结论......................................................................................................15
4.4.1 测试结果分析......................................................................................................15
4.4.2 测试结论..............................................................................................................16
作品总结..........................................................................................................................................17
参考文献..........................................................................................................................................18
附录一 系统电路图........................................................................................................................19
附录二 Proteus 仿真图.................................................................................................................20
附录三 系统原理图........................................................................................................................21
附录四 实物图................................................................................................................................22
附录五 系统程序............................................................................................................................23
