Home > Wen Yuan (Middle School Edition) > 2020 No.06 > HD7279A电路在单片机系统中的应用

  • HD7279A电路在单片机系统中的应用

    Author(s):

    曹克澄

    Publication Title:

    Wen Yuan (Middle School Edition) 2020 No.06

    Affiliations:

    上海电机学院高职学院 上海 201306

    Abstract:

    HD7279A是具有可编程的串行接口电路,可以直接同时驱动8位共阴极数码管以及连接多达64键的键盘矩阵.本文重点介绍该芯片在单片机控制系统如何应用.

    Keywords:

    HD7279A芯片;数码管;键盘矩阵;单片机系统

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