TTL Module For Wireless Communication 

Ideal for applications in health monitoring, audio devices, and mobile-system communication, the module is the go-to solution for reliable and secure wireless data transfer.

Rajguru Electronics introduced the ADIY HLK-B50 TTL Module – a small powerhouse designed to make your devices speak in perfect harmony! This compact board bridges your microcontroller, sensors, or IoT projects to communicate smoothly via UART, transforming your tech interactions into seamless, efficient exchanges.

Whether setting up a data transfer system or connecting sensors to your microcontroller, the ADIY HLK-B50 is your reliable companion. Despite its petite size, it handles communication tasks with remarkable ease and reliability, making it the go-to solution for sending data across distances. It is perfect for anyone looking for a simple, efficient way to send data from one device to another. It ensures smooth, fast, and stable Bluetooth-serial port transparent transmission. With a serial baud rate of up to 921600 (default 115200), it promises efficiency in every interaction.

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Key Features:

• Wide operating voltage range: 3.5V to 6V for flexibility.
• Powered by a 32-bit ARM Cortex M3 core, offering a main frequency of up to 48MHz for fast processing.
• Dual-mode Bluetooth BLE 5.0, supporting both GATT and SPP for transparent data transmission.
• Supports master-slave configurations, with encryption and binding capabilities for enhanced security.
• Equipped with a built-in watchdog, ensuring long-lasting and reliable operation.

Applications of this technology include heart rate monitoring, where it seamlessly integrates into health-related devices, and blood pressure monitoring, which ensures the accurate transmission of health data. It also supports speakers by enabling wireless communication for audio devices. Additionally, it facilitates stable mobile-system communication, ensuring reliable connections between mobile devices and systems. Finally, it allows to control devices such as motors and pumps via your mobile device, providing greater convenience and control.

For reliable, fast, and secure communication, the module is your best choice, ensuring the gadgets talk the talk when need them to.