The FTDI FT232RL USB-to-TTL Serial Adapter Module provides a reliable interface between USB-equipped systems and TTL-level serial devices. It integrates the FT232RL chipset to ensure stable data transfer, supports common UART signal lines, and operates with 3.3 V or 5 V logic selection. The module is compatible with major operating systems and is suitable for programming microcontrollers, communicating with sensors, and performing general serial debugging. Its compact design and straightforward driver support make it a practical tool for development and testing environments.