51单片机的ARM汇编实现（纯原创上机通过）可能有待优化，但是鉴于汇编得高效率，依然比c及以上高级语言有着速度优势，这段代码比较短但是他可以实现按键，数码管显示（共阳），定义数组等功能，可供单片机初学者学习使用。

51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示51数码管显示

51单片机四个数码管上分别显示最近连续四次按键的值

实现数字时钟的方式是使用单片机定时器来实现的，让数码管动态显示

c51单片机的用ds18b20显示温度，用数码管显示。使用的硬件是炜煌公司的开发板。