I just encountered this problem myself on Windows 7 Professional x64 , and a solution that worked for me was to go into the registry and edit the following value: Arduino Robotics Lonnie Honeycutt. This is not a USB issue. If there isn’t anyone at Microsoft old enough to know what a BallPoint mouse is, go looking on the internet. I’ve also experience this when a USB-serial adapter is plugged into Windows while there is active serial data. Here is a list of all valid Start values:. Resources for IT Professionals.

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The mocrosoft way to deal with the problem is to see if there is a way that you can configure the device that you have connected to the COM port to not transmit data continuously and instead only transmit data when prompted with a command or perhaps when a button is pressed on the device.

I can thankfully remote access to the machines and disable the Microsoft Serial Ballpoint Mouse in Device Manager when this occurs, however would like a more permanent fix that I can apply globally. Tell us about your experience with our site. Ports may be separated with commas to turn off more than one port.

After the BSOD is when the reg setting reverts back to 3.

Mini Project: Emulate a Microsoft Serial BallPoint/Mouse — Parallax Forums

In reply to Witte Raaf’s post on March 19, I needed to restart the OS too. It can even cause your PC to crash. As many other people I am desperately trying to get the issue with the serial ballpoint mouse in Windows 7 solved.


Is that based on info you’ve seen on seiral forums? Removing the ‘upperdrivers’ entry for serenum might do the trick, but the registry keys are not writeable now in Win7. Are all of the people reporting the issue with the same device?

There are three ways to deal with this problem. You then need to restart the computer, which should now start correctly and not attempt to discover a serial mouse.

Lead3 Replied on February 23, In reply to TNator’s post on April 8, Upon connecting to the GPS, the mouse behaved normally, so I assumed that Microsoft had solved the problem I encountered the same problem in all my previous XP-laptops, ballpount could solve it easily running “comdisable-software” supplied by Microsoft. TNator Replied on April 8, This site uses cookies for analytics, personalized content and ads. I am working on this problem with a GPS device serila Holux m right now.

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Meindert Reply Start a New Thread. In this case I suppose the easiest workaround is probably, as has already been suggested, to avoid making any unsolicited transmissions.

All ports on the computer will be shown. Apparently Microsoft’s Mouse protocol consists of packets of four bytes where the MSB of the first is set and that of the last three is clear. I had used serial devices communicating with COM port for years and never had seen this Thankfully, all these conditions ballponit together are quite rare and unusual.


You can help protect yourself from scammers by verifying that the contact is a Microsoft Agent or Microsoft Employee and that the phone number is an official Microsoft global customer service number.

Then when you reboot even with the driver instaled it seems windows microdoft the comport as serial mouse and uses the data from the input.

Stefan Reply Start a New Thread. Gellenb Replied on March 30, Then, you could get enough control to hit “OK” to microsot Make sure you have administrative permissions. Here is a list of all valid Start values: I just encountered this problem myself on Windows 7 Professional x64and a solution that worked for me was to go into the registry and edit the following value: The standard solution is disable serial mouse in the registry; however I would prefer to modify binary protocol to avoid detection.