Open Device Manager (Win + X > Device Manager). Look for USB Serial Port (COMx) under "Ports (COM & LPT)". Key Specifications of the Specification Data Transfer Rate 300 Baud to 3 Mbaud USB Protocol USB 2.0 Full Speed (12 Mbps) UART Signals TXD, RXD, RTS, CTS, DTR, DSR, DCD, RI I/O Voltage 1.8V to 3.3V (5V Tolerant) Buffers 512-byte Receive, 512-byte Transmit Drivers - FTDI
is part of the FTDI "X-Series" chips, designed for high-speed data transfer (up to 3MBaud) with full handshake support. Official FT231X USB UART Driver Links
Finding the correct is the first step toward getting your USB-to-serial device working. The ft231x usb uart driver link
The most reliable way to obtain drivers is directly from the manufacturer, Future Technology Devices International (FTDI) .
Most modern Linux kernels (2.6.39 and later) include built-in support for the , so no separate download is usually needed. How to Install the 1. Automatic Installation (Windows) Open Device Manager (Win + X > Device Manager)
If you have an internet connection, Windows will often attempt to download and install the driver via as soon as the device is plugged in. Wait a few moments and check your Device Manager under "Ports (COM & LPT)" to see if a "USB Serial Port" has appeared. 2. Manual Installation Steps
If the automatic process fails, follow these steps using the official FTDI setup executable : the setup executable from the FTDI Drivers page. Official FT231X USB UART Driver Links Finding the
the downloaded file and select "Run as Administrator".
, then follow the wizard prompts to accept the license agreement. Connect device to a USB port.