于EDA技术的数字电子时钟设计-毕业论文.doc

EDA技术实现的数字电子钟设计 摘要 电子设计自动化 Electronic Design Automation （以下简称EDA）技术已经代替传统的集成电路设计方法，逐渐成为电子系统设计者的主要设计手段。MAXplusⅡ是EDA仿真软件之一。具有功能强大、界面友好和使用方便等特点，是目前教育与工业界流行的集成电路辅助设计软件。MAXplusⅡ是一种在电子技术工程与电子技术教学中广泛应用的优秀计算机仿真软件，被誉为“计算机里的电子实验室”。本文介绍了一种基于MAXplusⅡ软件设计数字电子钟的方法。 关键词 EDA MAXplusⅡ软件 数字电子钟 目 录 引言·································································································1 第一章 EDA概论·············································································2 1.1 EDA技术概述············································································2 1.2 EDA在数字电路课程设计中的必要性············································2 1.3 MAXplusⅡ概述···················································································3 1.4 设计电子钟的可行性分析····························································3 第二章 设计依据·············································································4 2.1设计总体方案·············································································4 2.2设计原理···················································································4 2.3 设计目标和方法·········································································4 第三章 EDA电子钟系统设计···························································5 3.1电子钟的功能分析、总体规划·······················································5 3.1.1电子钟功能分析······························································5 3.1.2总体规划·········································································5 3.2使用MAXplusⅡ作为数字电子钟设计平台·················································5 3.2.1 MAXplusⅡ软件仿真特点···························································5 3.2.2 MAXplusⅡ介绍··········································································6 3.3 单元电路设计与分析····································································6 3.3.1石英晶体振荡器·······························································6 3.3.2分频电路··········································································7 3.3.3秒、分计数电路·····················