example provided on STM32Cube package for STM32-Nucleo are based on LL drivers. I think I miss something in configuring the board using HAL functions. Thanks !
Use the version in the F7 repository, strip out all the LCD stuff, and read your data sheet so you can adjust
VREFINT_CAL_ADDR VREFINT_CAL_VREF TEMPSENSOR_CAL1_ADDR TEMPSENSOR_CAL2_ADDR TEMPSENSOR_CAL1_TEMP TEMPSENSOR_CAL2_TEMP TEMPSENSOR_CAL_VREFANALOG
Retrieving data ...