简易计算器摘 要：计算器是人们寻常生活中是最常用电子产品之一，它应用极广、进展迅猛，并且不断出现着拥有更加强大功能计算器。为理解和讨论计算器，本次课设设计制作了一种简易计算器，可以在十四位计算范畴内进行“+”、“-”、“*”、“/”基本运算，能进行负数以及小数点后两位精准成果显示。该计算器以 AT89C51 单片机芯片作为核心。采纳 LCD1602 工业字符液晶进行显示。完毕计算器通过检查可以完整实现预设功能，各种细节完善，具备很高使用价值。核心词：单片机;简易计算器；AT89C51；LCD1602Simple CalculatorAbstract ：Calculator is People's Daily life is one of the most common electronic products，used very wide，developing rapidly，and constantly appear more powerful function with have calculators. In order to understand and study calculator，this class set design made a simple calculator，can the calculation in within 14 "+" and "-" and "*"，"/" the basic computing，can carry out negative and two decimal places accurate results are shown. This calculator with AT89C51 chips as the core. Using liquid LCD1602 industrial characters displayed. Complete calculator after inspection can complete realization，various details preset functions to perfect，have high use value.Keywords:MCU；Simple calculator;AT89C51;LCD1602目录中文摘要．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．1英文摘要．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．2单片机课程设计．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．41 课程设计任 务 ．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．． ．．．．．．．．．．．．．．．．．．．． 4 1.1 重要功能设 计 ．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．．． ．．．．．．．．．．．．．．． 4 1.2 任务 目 ．．．．．．．．．．．．．．．．．．．．...
