Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32g0/STM32G030/PWR/SR2#0x0
Power status register 2
Flash ready flag
Low-power regulator started
Low-power regulator flag
Voltage scaling flag
https://github.com/modm-io/cmsis-svd-stm32