A simple example using the PCI bus, for studying direct access to PC-IO port is certainly helpful

89c51\文档\最简单的AT89C51编程器.doc
.....\文档
.....\软件\WINIO.VXD
.....\....\WinIo.dll
.....\....\WinIo.sys
.....\....\89c51Pro.ZMX
.....\....\VBDumpPort32.ZMX
.....\....\89c51Pro.exe
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.....\代码\89c51Pro.rar
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.....\资料\hexformat.pdf
.....\....\HEX中文版.txt
.....\....\HEX中文版1.txt
.....\....\AT89C51资料.pdf
.....\....\RTL8139C(L).pdf
.....\....\wallpaper02beifen.jpg
.....\....\PCI配置信息读取.txt
.....\....\代码简要说明.txt
.....\....\并口编程简要说明.txt
.....\....\....\Interfacing the Parallel Port.files\eppdatwr.gif
.....\....\....\...................................\eppadrwr.gif
.....\....\....\...................................\eppdatrd.gif
.....\....\....\...................................\eppadrrd.gif
.....\....\....\...................................\bgyellow.gif
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.....\....\....\Interfacing the Parallel Port.files
.....\....\....\Interfacing the Parallel Port.htm
.....\....\....\................Extended Capabilities Parallel Port.files\ecpfdata.gif
.....\....\....\.........................................................\ecpfcomm.gif
.....\....\....\.........................................................\ecprdata.gif
.....\....\....\.........................................................\ecprcomm.gif
.....\....\....\.........................................................\bgyellow.gif
.....\....\....\.........................................................\beyondmenu.js
.....\....\....\Interfacing the Extended Capabilities Parallel Port.files
.....\....\....\Interfacing the Extended Capabilities Parallel Port.htm
.....\....\....\................Standard Parallel Port.files\centron.gif
.....\....\....\............................................\bidi.gif
.....\....\....\............................................\8inputs.gif
.....\....\....\............................................\74hc157.gif
.....\....\....\............................................\bgyellow.gif
.....\....\....\............................................\beyondmenu.js
.....\....\....\Interfacing the Standard Parallel Port.files
.....\....\....\Interfacing the Standard Parallel Port.htm
.....\....\并口
.....\....\编程器烧写时序\编程时序图表.doc
.....\....\..............\简明编程逻辑.doc
.....\....\编程器烧写时序
.....\资料
89c51
下载说明.txt
RTL8139改制89C51的编程器\89c51\代码\89c51Pro.rar
........................\.....\文档\最简单的AT89C51编程器.doc
........................\.....\资料\AT89C51资料.pdf
........................\.....\....\hexformat.pdf
........................\.....\....\HEX中文版.txt
........................\.....\....\HEX中文版1.txt
........................\.....\....\PCI配置信息读取.txt
........................\.....\....\RTL8139C(L).pdf
........................\.....\....\wallpaper02beifen.jpg
........................\.....\....\代码简要说明.txt
........................\.....\....\并口\Interfacing the Extended Capabilities Parallel Port.files\beyondmenu.js
........................\.....\....\....\.........................................................\bgyellow.gif
........................\.....\....\....\.........................................................\ecpfcomm.gif
........................\.....\....\....\.........................................................\ecpfdata.gif
........................\.....\....\....\.........................................................\ecprcomm.gif
........................\.....\....\....\.........................................................\ecprdata.gif
........................\.....\....\....\Interfacing the Extended Capabilities Parallel Port.htm
........................\.....\....\....\................Parallel Port.files\beyondmenu.js
........................\.....\....\....\...................................\bgyellow.gif
........................\.....\....\....\...................................\eppadrrd.gif
........................\.....\....\....\...................................\eppadrwr.gif
........................\.....\....\....\..........................

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