Running Windows 7 Pro.
I'm using Campbell LoggerNet on this machine and a desktop model. Both machines got the problem.
On this laptop I have to delete the com1 in device mangager and redescover it again to get communication running on com1.
If I use a terminal program to test the loop back function the terminal program crash.
If I use a usb2serial converter there is no problem.
The com1 default driver is:
I'm unable to locate anny newer for this model.
Anyone got a solution ?