Ultra-low-power, Dual Core Arm® Cortex®-M4 MCU 64 MHz, Cortex®-M0+ 32MHz , Bluetooth 5


  • Dual core Arm® 32-bit Cortex®-M4 CPU with FPU and Arm® 32-bit Cortex® M0+ CPU
  • Multiprotocol 2.4 GHz radio supporting IEEE 802.15.4, Bluetooth 5, ZigBee and Thread
  • 1 MB Flash memory and 128 KB SRAM
  • Several Security and ID features

The STM32WB50CG multiprotocol wireless and ultra-low-power device embeds a high-performance Arm® Cortex®-M4 32-bit RISC core operating at a frequency of up to 64 MHz, and a dedicated Arm® Cortex® -M0+ core with a powerful and ultra-low-power radio compliant with the Bluetooth® Low Energy SIG specification v5.0 or with IEEE 802.15.4-2011. The STM32WB50CG device embeds high-speed memories (Flash memory 1 Mbyte, up to 128 Kb of SRAM) and an extensive range of enhanced I/Os and peripherals.

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  • Ultra-low-power platform
  • Rich analog peripherals (down to 2 V)
  • Boot loader supporting, USART, SPI, I2C
  • OTA (Over the Air) Bluetooth® Low Energy and 802.15.4 update
  • Up to 30 fast I/Os, 28 of them 5 V-tolerant
  • Battery powered application with Bluetooth LE connectivity
  • Secure over-the-air firmware updates
  • Bluetooth MESH network
  • ZigBee controlled devices
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