Jun 7, 2019 · "Virtual COM port" appearances in Windows 10 (I tried default Windows driver and ST driver) but I can not open port. My C# program write me "The parameter is incorrect" when I try open it:

The ST-Link is not recognized. The ST-LINK blinks and the board is powered up, but that's it. Device Manager before and after) shows the same. So I went on checking if I was missing any new …

Apr 17, 2017 · Since you do not return any values, the virtual com port remains as driver-not-loaded. If you do all of that, the Windows 10 out-of-the-box VCP driver can be used. No need to install the very …

Dec 29, 2016 · Great answer. What was tricky for me is the STM32 Virtual COM port driver. It is not enough to install it by running the VCP_V1.4.0_Setup. The readme file contains steps that should be …

I am using an STM32F105 microcontroller with the STM32_USB-FS-Device_Lib_V3.2.1 USB library and have adapted the VCP example for our purposes (integration with RTOS and serial API). The …

Jan 9, 2021 · There are two USB ports in Nucleo-144 F767ZI board, one is for flashing the program which is detected as ST-LINK and other is for communication, which is CN13 pin , which is supposed …

Jun 23, 2025 · Class for FS IP: Communication Host Class (Virtual Port Com). And it works great with other microcontrollers that use Class for FS IP: Communication Device Class (Virtual Port Com). …

Nov 17, 2013 · Actually, the string "STMicroelectronics Virtual COM Port" does not come from the device descriptor loaded onto the STM32. It comes from the STM32 VCP Windows driver's .inf file …

After plugging my usb to the Circuit, Virtual COM Port Driver installation finishes correctly and LED blinking is also OK. But when I try to connect COM port via Hyper Terminal or 3th party tools, I can …

Dec 16, 2021 · STM32 virtual COM port appears as a device in DFU mode on Windows 10 Asked 3 years, 11 months ago Modified 3 months ago Viewed 2k times