Overview
The WeAct Studio STM32WB55CGU6 is a compact, high-performance wireless development board built around STMicroelectronics' dual-core STM32WB55CG microcontroller. Designed for IoT, wearable devices, and smart hardware applications, it seamlessly integrates Bluetooth Low Energy (BLE) 5.3, Zigbee 3.0, Thread, and 802.15.4 wireless protocols into a small form factor.
Key Features
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Dual-Core Architecture:
- Cortex-M4 (with FPU): Runs the main application at up to 64 MHz.
- Cortex-M0+: Dedicated to handling real-time wireless stack operations for stable RF performance and low power consumption.
- Wireless Connectivity: Supports Bluetooth 5.3, Zigbee, Thread, and OpenThread protocols.
- Memory: 1MB of Flash memory and 256KB of SRAM to handle complex applications and stacks.
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Onboard Interfaces:
- Type-C USB port for power and programming.
- User LED, User/Boot buttons, and a 32.768 kHz external crystal for accurate RTC/BLE timing.
- Exposed castellated/header pins for easy access to GPIOs, SPI, I2C, USART, and ADCs.
- Development Ecosystem: Fully compatible with the STM32CubeIDE, Arduino IDE, MicroPython, and OpenOCD/CMSIS-DAP debuggers.