基于8051单片机的流水灯设计毕业设计论文

目 录 TOC \o "1-3" \u 摘 要 1ABSTRACT 2前 言 3第1章 系统方案设计 41.1 系统总体设计方案 41.2 基本功能简介 41.3 系统程序 4第2章 8051单

目录 1 摘要 ····························· ABSTRACT2 ·························· 3 前言 ····························· 14 第章系统方案设计 ······················ 1.14 系统总体设计方案 ··················· 1.24 基本功能简介 ····················· 1.34 系统程序 ······················· 280516 第章单片机原理分析及硬件电路 ·············· 2.180516 单片机简述 ···················· 2.1.180516 单片机的基本组成 ·············· 2.1.280518 的信号引脚 ················· 2.210 晶体振荡电路 ····················· 2.311 上电复位电路 ····················· 2.48051I/O12 单片机的并行口 ················ 2.5805112 单片机的中断系统 ················· 2.68051/13 单片机的定时计数器 ··············· 2.6.1/13 定时计数器的定时功能 ·············· 2.6.2/14 用于定时计数器控制的寄存器 ··········· 38051815515 第章单片机与的接口设计 ·············· 3.1I/O815515 并行接口 ··················· 3.1.115 8155内部功能结构及引脚 ············· 3.1.216 作片外RAM使用 ················· 3.1.316 作扩展I/O口使用 ················ 3.1.418 I/O口的工作方式 ················ 3.1.518 定时/计数器使用 ················· 3.219 8051单片机并行I/O扩展 ··············· I