Set the date and time of RTC counts into each other, through the I2C read the writing, you can call the application layer ucGUI display system clock.

• 详细说明： 时间驱动模块。设置时间日期与RTC计数值相互转化，通过I2C读取写入，可在ucGUI应用层调用显示系统时钟。-Time-driven module.