说明：实现时钟的基本功能外，还能实现设置闹钟，可以选择自己喜欢的音乐作为闹铃！
To achieve the basic functions of the clock, but also to achieve set the alarm, you can choose your favorite music as your alarm clock!
串口万年历，有农历换算，通过单片机传到上位机串口助手界面，有定时，闹铃，时钟。
Serial calendar, there are Lunar conversion, spread through the microcontroller serial port PC interface aides have time, alarm, clock.
这种时钟准确得惊人，我们往往就在闹铃响前几分钟醒来。
It is a timepiece of such astonishing precision that people often wake up a few minutes before their alarm clocks go off.
这种时钟准确得惊人，我们往往就在闹铃响前几分钟醒来。
It is a timepiece of such astonishing precision that people often wake up a few minutes before their alarm clocks go off.
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