SAMPLE: PortIO.exe Demonstrates How to Reserve Ports

Last reviewed: February 17, 1998
Article ID: Q181278

The information in this article applies to:

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

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 Software Library:

 ~ PortIO.exe (size: 44859 bytes)

For more information about downloading files from the Microsoft Software Library, please see the following article in the Microsoft Knowledge Base:

   ARTICLE-ID: Q119591
   TITLE     : How to Obtain Microsoft Support Files from Online Services

Keywords          : NTDDKComm NTDDKInput NTDDKKMode kbfile kbsample
Version           : WINNT:3.5,3.51,4.0
Platform          : winnt
Hardware          : ALPHA x86

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Last reviewed: February 17, 1998
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