This paper introduces the functions and work principles of serial clock chip DS1302, the design of interface circuit with AT89C51 single -chip microcomputer in the spray irrigation controller.
本文介绍了串行时钟芯片DS1302的功能和工作原理，并给出ds1302在灌溉控制器中与AT 89 C 51单片机的接口电路设计。
The article introduces a design method of a general serial interface clock chip.
介绍了一种通用串行接口时钟芯片的设计方法。
Here the whole system can realize serial communication of Single Chip Micyoco and machine PC, the download of programming, the display of the clock which is designed by software.
该系统还能实现单片机与PC机的串行通信和编程的下载、软件设计的时钟显示。
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