Hi,How to use I2C with BLE , I got return HAL_ERROR when I read/write register data from sensor. Thanks. 

Hi, I have shared my project schematic. it's should work or not? (SMPs not used)Problem : BLE cannot advertise, but this configuration in STM32CubeIDE can work with NUCLEO-WB55.

Hi everyone, my project using STM32L433ccu6 MCU (PCBA from china). ADC value read out freeze 2048 (0x0800) , but in my prototype with component from Digikey or Arrow everything ok. And I try to replace MCU I bought from Digikey to PCBA board , It's w...