USB/RS485 Converter Driver

The USB/RS485 Converter driver enables Windows to communicate with the Ftdi Oem USB adapter, allowing compatible software to exchange data with RS485 equipment. It is useful for technicians, installers, and users connecting industrial controllers, meters, or other serial devices to a computer without a built-in RS485 interface.

Key Features

• USB-to-RS485 communication: Provides the driver support needed to connect compatible RS485 equipment through a USB port.
• Serial software access: A compatible virtual COM port driver lets applications communicate with the adapter using a Windows COM port.
• Support for listed Windows systems: Driver packages may support Windows 10, 8.1, 7, Vista, and XP; choose the release that explicitly matches your operating system and architecture.
• Device recognition and configuration: Helps Windows identify the converter so you can locate it in Device Manager and select it in your communication software.

How to Install USB/RS485 Converter Driver

1. Check your adapter and Windows version. Confirm the converter’s hardware ID in Device Manager and whether your system is 32-bit or 64-bit. Similar-looking adapters can require different drivers.
2. Choose a compatible package. Before starting your USB/RS485 Converter driver download for Windows, check the supported hardware and operating systems. Select the latest version that explicitly supports your converter. For Windows 10/11 systems, note that Windows 10 is listed here, while Windows 11 compatibility requires separate verification.
3. Download and extract the files. Use a trusted free download source and review any included instructions. If the package is compressed, extract it to an easy-to-find folder.
4. Install the driver. Run the supplied installer, if available, and follow its connection instructions. Alternatively, connect the converter, open Device Manager, right-click the relevant device, select Update driver, and browse to the extracted folder.
5. Verify communication. Restart Windows if prompted, then check that the adapter appears without a warning icon. If it exposes a COM port, select that port in your application and match the baud rate, parity, and other settings to your RS485 equipment. Check wiring and termination if communication fails.

Keep the driver updated when a compatible release addresses a problem or improves support for your system. Before an update, review the release notes and retain a working installer, especially for older Windows versions where the newest package may no longer be compatible.