前言........................................................................................................................2一、 总体设计........................................................................................................3二、 硬件设计........................................................................................................5AT89C51 单片机及其引脚说明：.....................................................................5显示原理..........................................................................................................7技术参数..........................................................................................................8电参数表..........................................................................................................8时序特性表......................................................................................................9模块引脚功能表...............................................................................................9三、 软件设计......................................................................................................10四、 调试说明......................................................................................................11五、 使用说明......................................................................................................13结论......................................................................................................................13参考文献..............................................................................................................13附录......................................................................................................................14Ⅰ 、系统电路图............................................................................................14Ⅱ、程序清单................................................................................................15前言单片机渗透到我们生活...
