The HM10 transparent serial port Bluetooth 4.0 module is a compact BLE module that provides a transparent UART data link between microcontrollers and Bluetooth devices. It enables wireless serial communication with a simple TX and RX interface, allowing data to flow over Bluetooth without a custom wireless protocol. Key benefits Easy integration: The transparent UART data path lets you connect directly to your microcontroller, SBC, or other serial devices for straightforward wireless data exchange. BLE 4.0 performance: Builds on Bluetooth Low Energy to deliver efficient, lowpower wireless communication suitable for batterypowered or energyconscious projects. Flexible configuration: In AT command mode, you can adjust settings such as name, baud rate, role, and security to fit your application needs. Compact and visible design: The transparent housing provides a compact form factor while keeping the circuit visibility for easy assembly and debugging. Reliable data transmission: Designed to support stable BLE serial communication, helping to ensure consistent data transfer between devices. Key attributes Functionality: Transparent serial port (UART) over Bluetooth 4.0 for simple wireless data transfer. Compatibility: Suitable for use with devices that support BLE UARTstyle communication, including microcontrollers and development boards. Size: Compact module form factor designed for embedded projects and spaceconstrained applications. Material/appearance: Transparent housing that allows visibility of connections and wiring. Performance: Bluetooth 4.0 (BLE) standard for efficient wireless data transmission over a UART link. Use cases Embedded sensor data relay: Collect sensor readings from a microcontroller and transmit them wirelessly to a smartphone, tablet, or PC for monitoring and logging. BLE wireless control: Add a wireless control channel to an MCUbased device, enabling smartphone or tablet app control via a transparent UART link. Prototyping and testing: Use the HM10 module to prototype wireless communication between a microcontroller and BLEenabled devices, speeding development of apps and BIOS or firmware testing. Notes This description reflects the product's model and features as a HM10 transparent serial port Bluetooth 4.0 module. It emphasizes UART transparency, BLE 4.0 capability, and a compact design suitable for embedded projects.