STM32WL55CCU6 LoRa Expansion Board

Overview

This project features a LoRa expansion board based on the STM32WL55CCU6 MCU, designed to provide long-range, low-power wireless communication for embedded systems. With support for I2C, UART, and SPI communication interfaces, this board is ideal for integrating LoRa functionality into larger projects, enabling reliable, long-range data transmission in applications like IoT and industrial automation. The STM32WL55CCU6 offers an energy-efficient solution for wireless connectivity in remote or challenging environments.

Features

• STM32WL55CCU6 MCU – Ultra-low-power, LoRa-capable microcontroller
• LoRa Communication – Long-range, low-power wireless protocol
• I2C, UART, SPI Interfaces – Multiple communication options for flexibility
• Low Power Operation – Ideal for battery-operated and remote applications
• Compact Design – Easily integratable into various embedded systems

Applications

• IoT Networks – Connecting sensors and devices over long distances
• Smart Agriculture – Wireless communication for monitoring systems
• Asset Tracking – Real-time location data transmission in logistics
• Industrial Automation – Reliable wireless control and monitoring systems

Getting Started

Hardware Requirements

• STM32WL55CCU6 LoRa Expansion Board
• Host MCU (e.g., STM32, ESP32, Raspberry Pi, etc.)
• Power Supply (3.3V)
• USB-to-Serial Debugging Tools

Software Requirements

• STM32CubeIDE – Development environment for firmware
• LoRaWAN Libraries – LoRa communication protocol support
• ST-Link or J-Link – Debugging and flashing tools

Setup & Usage

1. Power the Board – Provide 3.3V to the board.
2. Connect to Host MCU – Use I2C, UART, or SPI to interface with the board.
3. Flash Firmware – Upload firmware for LoRa communication.
4. Start Transmitting – Send and receive long-range data using LoRa.

Repository Structure

/Hardware - PCB schematics and design files /Schematic - Circuit diagrams (PDF, KiCad, Altium, etc.) /PCB - Board layout files (Gerber, BOM, assembly files)

Future Enhancements

• 🔹 Advanced Power Management – Further optimization for ultra-low-power operation
• 🔹 Multi-Channel Support – Enable simultaneous communication across multiple LoRa channels
• 🔹 Secure Communication – Integrate encryption for data security

License

This project is open-source under the MIT License.