Resolved! Using VBAT (CR2032 battery) in STM32H747I-DISCO board
Hi all,I would like to keep RTC value (and keep the RTC working) during power off of the disco board, so I am planning to cut SB16 (soft bridge) from+3.3V and solder an external CR2032 +V battery to the board. My first questions are:How will I know t...