基于51单片机的数控直流电源设计学号：XXXXXXXXXX姓名：XXX日期：2013年12月1目录第1章绪论................................................................................................11.1课题的背景及意义....................................................11.2课程设计的主要内容............................................1第2章系统总体设计................................................................32.1方案设计与论证............................................................32.2系统总框图............................................................................4第3章硬件设计............................................................................63.1硬件选型....................................................................................63.1.1系统供电部分........................................................63.1.2控制器部分................................................................63.1.3显示部分........................................................................63.1.4键盘部分........................................................................63.1.5数模/模数转换部分....................................73.1.6掉电记忆部分........................................................73.2硬件电路设计....................................................................73.2.1电源模块........................................................................73.2.2DA转换模块....................................................................83.2.3电压调整模块........................................................93.2.4键盘模块....................................................................103.2.5EEPROM拓展模块........................................................113.2.6显示模块....................................................................12第4章软件设计............................................................................134.1主程序流程........................................................................134.2键盘程序流程图........................................................144.3EEPROM读写程序流程................................................154.4DAC0832程序流程................................................................164.5TLC1543程序流程................................................................17第5章系统测试及误差分析....................................185.1系统测试................................................................................185.1.1软件测试....................................................................185.1.2硬件测试....................................................................18I5.1.3系统整体测试....................................................185.2误差分析................................................................................19结论（心得体会）....................................................................21参考文献....................................................................................................22附录一............................................................................................................23附录二............................................................................................................24II第1页共55页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第1页共55页第1章绪论1.1课题的背景及意义电源技术尤其是数控电源技术...
