![]() How Can I Find Out What Is Using a Busy or Reserved Serial Port? Primary Software: Primary Software Version: 5. Primary Software Fixed Version: N/ASecondary Software: Driver Software> > NI- Serial. Hardware: Serial. Problem: I have a program that is returning VI. How do I figure out what process is using the COM port? Solution: To find the process which is using the Serial (COM) Port, follow the steps below.
Finding the PID of the process using a specific port? How can we find which process is using a particular port? Given a port number how can we find which process is using it? How do i find out which program is using internet and how much? Download the Process Explorer tool, which is linked in the related links section of this article. In. Device Manager navigate to Ports (COM & LPT) and right click and select Properties on the target serial port. Select the Details tab and click the Property field and change the value to Service. Write down the value that is listed here. In the example below (a NI USB- 2. Ni. Ser. U. Note the value of this field for searching in Process Explorer. Open Process Explorer and you will see a screen similar to the image below. Select Find ยป Find Handle or DLL.. A new window will pop up and in the field Handle or DLL substring type in the value that was obtained from Device Manager, in this case Ni. Ser. U. Click Search and the results will populate to show which process is using a the particular handle. For example in the search below, the USB- 2. ![]() Device\Ni. Ser. U1 being used by NIMax. From here you can tell which process is using the serial port resource. Related Links: Knowledge. Base 2. P3. BI3. MQ: COM Port in MAX Shows Exclamation Point. External Link: Windows Sysinternals: Process Explorer. Attachments: Report Date: 0. Last Updated: 0. Document ID: 5. KSI3.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. Archives
January 2017
Categories |