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The USB to TTL Module is a compact and efficient interface converter designed to establish a serial communication link between computers and microcontrollers. It uses a high-performance chipset, such as the CP2102 or CH340, to provide reliable and fast data transfer via USB. This module is widely used for programming microcontrollers, debugging serial devices, and interfacing with IoT hardware. It supports multiple baud rates and is compatible with Windows, Linux, and macOS systems. The module features built-in TX and RX indicator LEDs for easy data transmission monitoring. With its plug-and-play design, it is an essential tool for electronics engineers and developers working on embedded systems and serial communication applications.