CP2102 USB to UART Converter 3.3V RXI TX0 GND 5V How does the CP2102 USB to UART TTL 5PIN Connector Module work? The CP2102 USB to UART TTL 5PIN Connector Module works by converting USB signals to TTL signals, allowing communication between a computer and devices that use TTL serial communication. Hohly Pidora, and here are their Nazi lozons, gondons .. How does the CP2102 USB to UART TTL 5PIN Connector Module work? The CP2102 USB to UART TTL 5PIN Connector Module works by converting USB signals to TTL signals, allowing communication between a computer and devices that use TTL serial communication. Description: The USB converter to Serial CP2102 is useful for communicating between a 3.3 V or 5V micro controller and your computer. The USB converter to Serial CP2102 is useful for communicating between a 3.3 V micro controller and your computer. Specifications: Integrated circuit CP2102; Logic levels: 3.3 V Baud rates supported: 3.3 V output (maximum 500 mA); 300, 600, 1200, 1800, 2400, 4200, 4200, 4200, 4200, 4200, 4200, 4000, 4000, 460800, 500000, 576000, 921600; 3.3 V output Integrated LEDs indicating data reception / sending Instructions for use 1. Install the CP210x driver. Before using the product, you need to install the CP2102 driver on your computer. 2. Make the hardware connections. Before making the hardware connections, turn off the expansion card and disconnect the converter from the PC. Also disconnect all sensors attached to the development board. The converter is capable of feeding the development board to be programmed. (max 500 mA). Connect the 3.3V pin to the development board power supply pin if it is running at 3.3V. Otherwise, connect the 3V pin to the power pin