说明：  DS1302时钟芯片制作的电子时钟实例代码 本代码通过DS1302时钟芯片控制产生时钟信号。并且通过24C08记忆时钟计时信息。通过数码管显示出来。是多种芯片的综合应用
(DS1302 clock chip production instance of the code of the electronic clock DS1302 clock chip to control the code generated by the clock signal. And the memory clock by 24C08 timing information. Through the digital display. Is the comprehensive application of a variety of chips)