cc2530定时器中断的程序，可以自己设定定时时间，可用于秒表的定时，定时非常准确-cc2530 timer interrupt program, you can set yourself regular time, can be used for stopwatch timing, timing is very accurate

c#实现的，一个小秒表计时器，可以实现计时，计次，数据可导入到Excel。-c# to achieve, a small stopwatch timer, you can achieve time, total time, data can be imported into Excel.