Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/STMicroelectronics/STM32U599/FDCAN1_RAM/FDCAN_CREL#0x0
FDCAN Core Release Register
Timestamp Day
Timestamp Month
Timestamp Year
Sub-step of Core release
Step of Core release
Core release
https://github.com/cmsis-svd/cmsis-svd-data