Ft231x Usb Uart Driver Link Online

is a popular USB-to-UART interface chip from FTDI, known for its small footprint and "full handshake" capabilities. It is widely used to bridge USB ports with microcontroller UART interfaces, enabling easy serial communication without requiring the developer to write complex USB protocol firmware. Official Driver Links

The driver creates a virtual serial port (e.g., COM3 on Windows or /dev/tty.usbserial-* on macOS) that standard terminal software (PuTTY, CoolTerm, screen) can open. ft231x usb uart driver link

Note: The driver for the FT231X is the same as for the FT232R, FT230X, and other FTDI VCP devices. The chip family uses a unified driver. is a popular USB-to-UART interface chip from FTDI,

Most Common Download: For Windows 10/11 users, use the CDM v2.12.36.4 WHQL Certified setup executable. This "Combined Driver Model" (CDM) conveniently installs both VCP and D2XX drivers at once. Which Driver Do You Need? Purpose: lets USB act as a standard UART

• Purpose: lets USB act as a standard UART (TX/RX, RTS/CTS) so terminal programs and serial libraries can communicate with the device.
• Driver types: VCP (Virtual COM Port) and D2XX (direct API). VCP is most commonly used for general serial communication; D2XX provides direct control for applications needing raw access.
• Installation: Windows users typically download an installer or ZIP containing the driver and INF; macOS has a signed driver package for supported versions; Linux often uses the built-in ftdi_sio and usbserial drivers—no manual install needed on recent kernels.
• Troubleshooting: check Device Manager (Windows) or dmesg/lsusb (Linux) for recognition; ensure correct VID/PID; install latest FTDI drivers when OS updates change driver signing rules; avoid counterfeit FTDI chips which may require patched drivers or have altered IDs.
• Safety: always download drivers from the chip vendor or your device manufacturer to avoid malicious or tampered packages.

Part 3: Step-by-Step Installation Guide

For Windows 10/11

1. Download the latest CDM v2.12.28 WHQL Certified setup executable from the official link above.
2. Run the installer as Administrator (right-click → "Run as administrator").
3. Click Next through the setup wizard. Accept the license agreement.
4. Click Install.
5. After completion, restart your PC.
6. Plug in your FT231X device. Windows will automatically finalize the installation.