文件名称:THREEIO
介绍说明－－下载内容均来自于网络，请自行研究使用
一个基于单片机IO的键盘扫描函数，采用AT89S52控制，为了减少IO口采用稳压二极管来减少单片机IO口的利用-Based on SCM IO of a keyboard scan function, use, in order to reduce AT89S52 control using IO mouth to reduce pressure diodes using single-chip IO of the mouth
(系统自动生成,下载前可以参看下载内容)
下载文件列表
3个IO口的键盘
.............\3个IO口的键盘
.............\3个IO口的键盘.lnp
.............\3个IO口的键盘.M51
.............\3个IO口的键盘.Opt
.............\3个IO口的键盘.plg
.............\3个IO口的键盘.Uv2
.............\3个IO口的键盘_Opt.Bak
.............\3个IO口的键盘_Uv2.Bak
.............\STARTUP.A51
.............\STARTUP.lst
.............\ThreeIO.c
.............\ThreeIO.h
.............\ThreeIO.LST
.............\ThreeIO.OBJ
.............\资料
.............\....\3个IO口的4×4键盘电路.pdf
.............\3个IO口的键盘
.............\3个IO口的键盘.lnp
.............\3个IO口的键盘.M51
.............\3个IO口的键盘.Opt
.............\3个IO口的键盘.plg
.............\3个IO口的键盘.Uv2
.............\3个IO口的键盘_Opt.Bak
.............\3个IO口的键盘_Uv2.Bak
.............\STARTUP.A51
.............\STARTUP.lst
.............\ThreeIO.c
.............\ThreeIO.h
.............\ThreeIO.LST
.............\ThreeIO.OBJ
.............\资料
.............\....\3个IO口的4×4键盘电路.pdf