Resolved! Some USART2 #define seems to be missing from stm32g030xx.h, stm32g031xx.h, stm32g041xx.h
stm32g030xx.h, stm32g031xx.h, stm32g041xx.h:these #define seems to be missing/removed from aforementioned files:#define RCC_CCIPR_USART2SEL_Pos (2U)#define RCC_CCIPR_USART2SEL_Msk (0x3UL << RCC_CCIPR_USART2SEL_Pos) /*!< 0x0000000C */#define...