本文详细探讨了DS1302的读写过程，包括流程图设计，并以获得实时时间和修改实时时间为例写了C51与其之间的接口程序，有通用应用意义-This paper discusses the DS1302' s reading and writing process, including the flow chart design, and to obtain real time real time and modify the example to write an interface between the C51 and its procedures, common sense application