Questions tagged [com]
A com port is a common name to refer to a serial interface on an IBM compatible PC. (Either virtual or physical)
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COM port not showing up in an app on Windows 11
I bought a laptop with Windows 11 Home, which I intend to use with my drone. The drone's flight controller connects to the laptop via USB and presents as a COM port in the drone's software (Mission ...
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ilovepdf desktop leaves warning message
ilovepdf desktop program shows the message "Your PDFs have been converted successfully" when the conversion process is completed while right-clicking on Windows. The question is, how to ...
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Windows Process-Wide Security for Java via registry keys
My goal is to configure COM/DCOM security for my Java OPC DA client (not server).
The main problem is that every time the client tries to get updates from a OPC DA server in asynchronous mode, it ...
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esptool.py PermissionError while configuring serial port
esptool.py v3.0
Serial port COM11
A fatal esptool.py error occurred: Cannot configure port, something went wrong. Original message: PermissionError(13, 'A device attached to the system is not ...
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Able to setup printer to use LPT1: in Win10 even though port doesn't exist but can't access LPT1?
I have Win10 x64 Pro. The system doesn't have any COM or LPT ports, yet when I look at printer properties I have all the normal LPT1->LPT3, and COM1->COM4. I assigned the ABS PDF Driver v400 ...
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Windows 10 USB port allocation
In a production line PC, a device-under-the-test product is plugged in and allocated with a port number. Then unplugged and the comport disappeared from the device manager list.
When a new product is ...
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Determining what program is using the COM ports
I am on Win10, trying to upload a sketch to Arduino and it is telling me the COM port (a USB port) is being used. I do have another Qt-based program which normally uses the COM port but I believe I ...
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Settings for com ports to speed device I/O data transfers
I used to be able to go to com port settings for device I/O on windows and change settings such as baud rate for computer between internal PC hardware. I'm looking for instructions to do the same ...
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Conecting a controller's RJ45 port to laptop's USB port
I have a CNC controller that uses RJ45 socket as a input for reciving instructions from my laptop. I use a USB to RS232 adapter and then RS232 to RJ45 adapter to finally connect my controller using a ...
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Create virtual serial port (COM <-> TCP) via terminal on Windows 10
Context
I am working with a module built around a headless Raspberry Pi CM3+, the only form of interface with which is an ESP8266 chip (bear with me, the question isn't about either of these) which is ...
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Code 39 for all LSP & COM ports in device manager
Under Windows 7 x64 enterprise, using an HP Z600 workstation, with two different COM port adapters, one USB and one PCI-E. I had the following issue.
The devices had been reliable working for a year ...
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USB to Serial RS232 - device setup correctly but software cannot open port?
USB to serial set up correctly with drivers and device manager states "The device is working properly" and assigned to COM2, but no software seems to be able to detect or use COM2.
cmd mode ...
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How to interact with USB device serially when it does not have a COM port?
I'm attaching a device to my computer that needs to interact through a serial interface. THe device when attached just shows up as a "USB Test and Measurement Device" in device manager as ...
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Attach USB device of a VM programmatically
I'm a test developer and I work in a company that develops its own hardware. Now I've encountered a problem while testing connectivity via USB with the HW.
There is a brief summary of the test (tests) ...
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why does Comm or Putty doesnt recognize COM1 or any COM for my FDTI cable
When I try and run COMM program with my as shown bellow it says that I don't have anything in COM1 although in location it says that my cable is at port0001 as shown bellow.
I have installed the FDTI ...