Port Conflict: If the assigned COM port is too high (e.g., COM25), change it to a lower number (COM1 through COM4) in the Advanced Port Settings.
, check "Ports (COM & LPT)." You should see a "USB-SERIAL CH340" (or similar) followed by a port number (e.g., Software Configuration : In your PLC software (like GX Works), go to Connection Setup , select "RS-232C," and match the number to the one found in Device Manager.
Most JXMCU adapters utilize the CH340 or CP210x chipset. You can typically find the full driver package through the following sources: jxmcu usbsc09fx driver download full
Only the FTDI version has native ARM64 drivers. For CH340, you must run Windows 11 ARM in x64 emulation mode (performance penalty of ~15%).
Even with the file, problems can arise. Here is how to solve them: Port Conflict: If the assigned COM port is too high (e
provide specific legacy driver packages for Windows XP through Windows 10. 2. Supported Systems & Compatibility
Right-click the file and select "Run as Administrator". You can typically find the full driver package
and click “Finish.”
To help find the exact file package for your system, let me know you are running and if you know whether your cable uses the CH340 or PL2303 chipset. Share public link