该程序能是对DS1302时钟芯片的操作程序，可以实现时钟功能,The process of the DS1302 clock chip operation, the clock function can be achieved

7*30点阵资料，全部DS1302,595,驱动方案，4按键控制，温度，闹铃-7*30 dot matrix data, all of the DS1302595, the driver program, 4 button control, temperature alarm