文件包括时钟的汇编源码和电路原理图文件，使用keil软件编译通过，结合pcb板可完整实现日期、温度和时间的显示，时间芯片采用具温度补偿的高精度的ds3231.-Compilation of source files, including the clock and circuit diagram documents, compiled by using keil software, combined with pcb board and realize the full Period, t