Plug the cable directly into a motherboard USB port (prefer USB 2.0 ports over USB 3.0 ports on older laptops). 2. Yellow Exclamation Mark / Code 10 (PL2303 Driver)
Right-click the Windows Start menu and select . Scroll down and expand the Ports (COM & LPT) section.
Connecting your Omron PLC to a modern PC requires a reliable programming cable and the correct software communication interface. The is a widely used, cost-effective replacement cable designed for Omron CS, CJ, NJ, CQM1H, and CPM2C series PLCs. amsamotion usb-cn226 driver download
If you have the driver CD that came with the cable, you can follow these simpler steps:
✅ – start there.
Internally, these cables rely on a USB-to-Serial UART bridge chip. While official Omron cables use proprietary chips, aftermarket manufacturers like Amsamotion typically utilize one of two highly common industrial chips: (Manufactured by WCH) PL2303 (Manufactured by Prolific)
High-quality versions of this cable often use FTDI chips. You can find official drivers on the FTDI Chip VCP Drivers Page. Plug the cable directly into a motherboard USB
If your Device Manager specifically flags a Prolific interface, obtain the driver from Prolific's official support channels or your PLC software distribution media.
If you're unable to find the driver on the official Amsa Motion website, you can try searching on other reputable websites, such as: Scroll down and expand the Ports (COM & LPT) section