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Appendix D Troubleshooting and Common Questions
© National Instruments Corporation D-5 Serial Hardware and Software for Windows
3. Double-click on the Ports (COM & LPT) icon.
4. Double-click on the port you want to configure.
5. ClickonthePort Settings tab.
6. ClickontheAdvanced button. The Advanced Settings dialog box
should pop up.
7. Change the COM number in the COM Port Number field. (You can
use a COM number that is designated as in use, as long as no hardware
is actually using that COM number.)
How do I remove information about serial boards from the Device
Manager?
Refer to the hardware uninstallation section for your hardware platform in
Appendix C, Uninstalling the Hardware and Software.
What is the maximum baud rate supported and how can I set it?
The maximum baud rate supported is 460.8 Kbaud for RS-485 and
115.2 Kbaud for RS-232. To set the baud rate, use the SetCommState
Win32 function and pass the actual value of the baud rate in the BaudRate
field of the DCB structure.