SAMPLE: PortIO.exe Demonstrates How to Reserve Ports

• 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

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

Q119591 How to Obtain Microsoft Support Files from Online Services

Keywords          : kbfile kbsample NTDDKComm NTDDKInput NTDDKKMode 
Version           : WINNT:3.5,3.51,4.0
Platform          : winnt 
Issue type        : 

Last Reviewed: March 5, 1999