Main components

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Part NumberDescription
STM32WB55CEUxSTMicroelectronics Arm Cortex-M4 MCU, 512KB flash, 256KB RAM, 64 MHz, 1.71-3.6V, 30 GPIO, UFQFPN48
LSM6DSOI2C/SPI, iNEMO inertial module: always-on 3D accelerometer and 3D gyroscope
MCP16311x-xMNY1A Output Voltage, 30V Input, integrated switch step-down regulator, PFM/PWM modulation, DFN-8

stm32wb base schematic

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stm32wb base board layout