程序能用于24小时计时,能作为秒表使用,能定时闹铃1分钟(也可关). 使用方法:开机后在00:00:00起开始计时,(1)长按P1.0进入调分状态:分单元闪烁 按P1.0加1,按P1.1减1.再长按P1.0进入时调整状态,时单元闪烁,加减调整同调分.-Procedures can be used 24 hours a time, can use as a stopwatch, alarm 1 can regular minutes (can also be off). Usage: