Microsoft KB Archive/181278

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SAMPLE: PortIO.exe Demonstrates How to Reserve Ports

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Q181278

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The information in this article applies to:


 * Microsoft Win32 Device Driver Kit (DDK) for Windows NT, versions 3.5, 3.51, 4.0

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SUMMARY
PortIO.exe is a sample minimal driver that demonstrates how to reserve ports and how to read (IN) and write (OUT) to it.

MORE INFORMATION
The following file is available for download from the Microsoft Download Center:

"PortIO.exe" For additional information about how to download Microsoft Support files, click the article number below to view the article in the Microsoft Knowledge Base:

"Q119591 How to Obtain Microsoft Support Files from Online Services" Microsoft used the most current virus detection software available on the date of posting to scan this file for viruses. Once posted, the file is housed on secure servers that prevent any unauthorized changes to the file.

Additional query words:

Keywords : kbfile kbsample

Issue type :

Technology : kbAudDeveloper kbWinDDKSearch kbWin32sSearch kbWin32DDKSearch kbWin32DDKNT350 kbWin32DDKNT351 kbWin32DDKNT400 kbWin32DDKNTSearch