1、 毕业设计论文毕业设计论文 基于基于 AT89S51AT89S51 单片机实验开发系统设计单片机实验开发系统设计 系 部: 电气工程系 专 业: 电机与电器 班 级: 2008 级 082 班 学生姓名: 学 号: 指导教师: xx 2011 年 4 月 25 日 I 摘 要 由于单片机技术在各个领域正得到越来越广泛的应用,许多集成电路生产厂 家相继推出了各种类型的单片机,在单片机家族的众多成员中,MCS-51 系列单片 机以其优越的性能、成熟的技术及高可靠性和高性能价格比,迅速占领了市场, 成为国内单片机应用领域中的主流。目前,可用于 MCS-51 系列单片机开发的产品 越来越多,与其配套的
2、各类开发系统、各种软件也日趋完善,因此,可以极方便 地利用现有资源,开发出用于不同目的的各类应用系统。 本课题设计了一款单片机实验开发系统,该系统可以实现专业基础课、专业 课(单片机原理与应用,单片机接口技术等)、课程设计和毕业设计的实验。实验 板是参考单片机教材中的实验内容设计的,能够实现简单的测试实验。本论文包 括硬件系统的详细设计及汇编语言在基本控制中的应用。 关键词:AT89S51,单片机,实验系统,硬件 ABSTRACT As in all areas of SCM technology is being more widely used, many IC manufacturers
3、 have introduced various types of MCU, the MCU of the many family members, MCS-51 series MCU with its superior performance, mature technology and high reliability and high cost performance, and quickly occupied the market, become the mainstream in the field of SCM application. Currently, MCS-51 seri
4、es can be used to develop products more and more single chip, instead of supporting various types of development systems, software is also maturing, therefore, be very easy to use existing resources, developed for different purposes various application. The project designed a single chip experiment development system that can achieve professional basic courses and specialized courses (Principles and Applications, SCM interface technology, etc.), curriculum design and graduat