second

代码说明：

  秒表程序，从0-60秒，有3个按键，启动，暂停，复位 带仿真和c51源码(second count program.It has three buttons.there are start pause,reset program. proteus and c51)

文件列表：

秒表
....\AT89X55.H,2622,1999-06-18
....\ChannelState,6884,2016-11-09
....\ChannelState.c,4419,2016-11-09
....\ChannelState.hex,1492,2016-11-09
....\ChannelState.lnp,56,2016-11-09
....\ChannelState.LST,13895,2016-11-09
....\ChannelState.M51,10330,2016-11-09
....\ChannelState.OBJ,7770,2016-11-09
....\ChannelState.Opt,1512,2016-11-09
....\ChannelState.plg,361,2016-11-09
....\ChannelState.Uv2,2114,2007-11-15
....\ChannelState_Opt.Bak,1503,2016-10-27
....\ChannelState_Uv2.Bak,2167,2014-10-23
....\CHANNE~1.Opt,1505,2009-08-11
....\CHANNE~1_Opt.Bak,1504,2009-08-10
....\CHANNE~1_Uv2.Bak,2114,2007-11-15
....\KEIL.DSK,2763,2005-08-26
....\KEIL.PRJ,2116,2005-08-25
....\queue_error_1,21,2005-08-24
秒表.DSN,147475,2016-10-27