Sunday, June 6, 2010

How to prevent Serial-to-USB devices from messing with your mouse on Windows

Since I am using one of my USB ports to receive RS232 data, it began to scramble my mouse pointer. It move randomly across the screen. It happens because Windows recognizes it as a serial mouse.

The solution for this is simple. Your USB device will be listed twice in the Windows Device Manager. All you have to do is disable the mouse entry.

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