![Serial to USB Cable (CH340) - New Driver Not Functioning with C# Application - "A device attached to the system is not functioning" - Stack Overflow Serial to USB Cable (CH340) - New Driver Not Functioning with C# Application - "A device attached to the system is not functioning" - Stack Overflow](https://i.stack.imgur.com/ACE6y.png)
Serial to USB Cable (CH340) - New Driver Not Functioning with C# Application - "A device attached to the system is not functioning" - Stack Overflow
![Getting a WINCHIP CH340 USB to serial cable to work with an old serial printer on Windows 10 – DSPACE Getting a WINCHIP CH340 USB to serial cable to work with an old serial printer on Windows 10 – DSPACE](https://darrengoossens.files.wordpress.com/2021/01/suxess.png?w=421)
Getting a WINCHIP CH340 USB to serial cable to work with an old serial printer on Windows 10 – DSPACE
![How to install driver CH340/340g CH341 for USB-TTL Arduino IDE on macOS 10.12 Sierra 16A313a - YouTube How to install driver CH340/340g CH341 for USB-TTL Arduino IDE on macOS 10.12 Sierra 16A313a - YouTube](https://i.ytimg.com/vi/SXpej0rwJjs/maxresdefault.jpg)