Microsoft KB Archive/77563

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Enhanced Mode Windows Does Not Reset COM Ports

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Q77563

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The information in this article applies to:


 * Microsoft Windows versions 3.0, 3.0a

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SYMPTOMS
Your communications or modem program runs correctly before starting Microsoft Windows, but does not run or initialize after enhanced mode Windows has been run and exited.

CAUSE
Serial ports used by a program in enhanced mode of Microsoft Windows 3.0 may not be reset upon exiting Windows.

RESOLUTION
If this occurs, there are two ways to correct the problem.


 * Reboot the computer. This fully resets the serial ports.

-or-
 * Run a program specifically written to reset serial ports.

NOTE: There are several shareware and freeware programs written that perform a COM port reset.

Additional query words: 3.00 3.0 3.00a wincomm

Keywords :

Issue type :

Technology : kbWin3xSearch kbWin300 kbWin300a