About 227,000 results
Open links in new tab
  1. How to check COM ports in Windows 10? - Super User

    Jun 12, 2020 · Just like we can check COM ports in windows 7 or lower , by going to Control Panel >> Device Manager >> Ports How should we check it in Windows 10?

  2. COM3 COM4 ports missing - Windows 10 Forums

    Jun 18, 2020 · COM3 COM4 ports missing I have posted this thread in General support but now I think this section may be better. WINDOWS 10 I am working it with Arduino microcontrollers connecting …

  3. usb - Communications Port (COM3) not working - Super User

    Communications Port (COM3) not working - Dell Vostro 3500 - Windows 7 Ask Question Asked 12 years, 10 months ago Modified 11 years, 8 months ago

  4. USB COM Port mess Solved - Windows 10 Forums

    Jun 2, 2020 · USB COM Port mess I had an Arduino UNO happily connected to my COM3 port via a USB hub. Last week, I needed to install a FTDI USB-UART adapter and had problems with its …

  5. windows 7 - How do I clean up COM ports in use? - Super User

    Hardware: COM1 Software: COM1, COM2, COM3, COM4, COM5 Arbiter: COM1, COM2, COM3 And a right click on Computer / Properties / Device Manager / Ports shows only COM1. Right click on …

  6. How to view serial COM ports but not through Device Manager

    Nov 5, 2014 · How would I go about viewing a list of COM ports in use without the use of Device Manager? I don't want to install any software either. Is there a possible way to do this through the …

  7. Removing the protection of Windows for serial communication

    Jan 15, 2024 · You have to close down the serial monitor on your Arduino since it counts as a serial monitor which means that the COM3 port is busy transfering data there.

  8. Cannot open the com port - Windows 10 Forums

    Apr 22, 2021 · If you identified which COM port is you stm installing, then select the same COM port in the stm too. Should work. Some time, clone stm's hav problems with high number of COM ports like …

  9. Putty refuses to open serial ports and just dings - Super User

    Jun 1, 2019 · OK, this one is rather stupid: I forgot to select the "Serial" radio-button on the Session tab and went straight to the Serial tab. Putty was still expecting an SSH connection and dinging because …

  10. What are com ports and why does a PC need them? - Super User

    May 24, 2015 · A traditional com port normally implemented RS-232 which is a rather simple serial protocol that according to the Wikipedia article dates back to 1969. It can be implemented using …