• Core

  Cortex-M4, 64 MHz

• Family

  STM32WB Series

• Sub-Family

  STM32WB55

• CMSIS Pack

  STM32WBxx_DFP

Based on an Arm Cortex-CM4 core running at 64 MHz (application processor) and an Arm Cortex-CM0+ core at 32 MHz (network processor),
STM32WB wireless microcontrollers support Bluetooth LE 5.2 and IEEE 802.15.4 wireless standards such as Zigbee and Thread.