目录引言··························································································································································1任务指标与要求························································································································2方案确定·······································································································································3芯片与器件介绍························································································································3.1 MCS-51微型计算机·······················································································································3.1.1MCS-5l基本组成与主要特点···································································································3.1.2MCS-51部结构与功能简述···································································································3.1.3工作原理····················································································...