单片机程序举例，很好的程序。欢迎下载，液晶显示，万年历，计算器，电子琴，英文输入原程序及电路图-Single-chip process, for example, a very good procedure. Welcome to download, liquid crystal display, calendar, calculator, electronic organ, the original procedures and English input circuit

单片机程序举例，很好的程序。液晶显示，万年历，计算器，电子琴，英文输入原程序及电路图-Single-chip process, for example, a very good procedure. Liquid crystal display, calendar, calculator, electronic organ, the original procedures and English input circuit

这是一个简单的计算器设计，是用单片机做的，里面有能在keil软件里运行的程序，还有仿真图-This is a simple calculator is designed to do with single-chip, which are able to run keil software program, as well as simulation of Figure