Isolated USBC to TTL UART module with galvanic isolation and industrialgrade construction offers a reliable bridge between a USBC host and TTL level serial devices. The unit is designed for 3.3V logic and provides a compact, PCBbased solution that protects both the host computer and the target hardware from electrical transients while delivering stable serial communication. Key benefits Galvanic isolation between USBC host and serial side to prevent ground loops, noise, and voltage differences from affecting communication or device safety. 3.3V TTL serial interface suitable for a wide range of microcontrollers, sensors, and embedded boards. Industrialgrade design intended for demanding environments, with durable construction and consistent performance. Modern USBC interface for broad host compatibility and easy connection to contemporary laptops, desktops, and development machines. Complete set including PCB, electronic components, and accessories, providing a readytouse solution for development and testing. Includes a Download Line Upgrade Brush as part of the accessory set. Key attributes Functionality: Isolated USBC to TTL UART bridge enabling USBC host communication with 3.3V TTL devices. Compatibility: Works with TTLlevel serial targets and USBC hosts; designed for use with a variety of microcontrollers and serial devices. Size and form factor: Compact PCBbased module suitable for integration into development environments and test benches. Material and build: Industrialgrade construction with packaged PCB and components for reliability. Performance: Isolation reduces interference and protects devices while delivering dependable serial data transmission at 3.3V logic levels. Included items: 1 Set including PCB, electronic components, and Accessories, plus a Download Line Upgrade Brush. Applications and use cases Microcontroller programming and debugging: Connect the USBC host to a computer and interface with microcontroller boards that operate at 3.3V TTL logic for flash programming, bootloading, and serial monitoring. Serial device testing and data logging: Use the isolated USB connection to collect serial data from 3.3V TTL devices in development or testing environments, while protecting the PC from electrical faults. Industrial and lab setups requiring isolation: Integrate the module into equipment where USBbased control or monitoring must be isolated from the controlled device to improve reliability and safety. Usage notes Ensure the target device operates at 3.3V TTL logic and connect it to the UART pins on the module. Use a USBC host to establish the USB connection; the isolation helps protect both sides during operation. The product set includes PCB, electronic components, and accessories, including a Download Line Upgrade Brush, as part of the package. This isolated USBC to TTL UART module combines a USBC interface with a galvanically isolated 3.3V TTL serial path, delivering a robust and dependable solution for development, testing, and industrial applications.