宏定义
#define	FDCAN_FRAME_CLASSIC ((uint32_t)0x00000000U)
#define	FDCAN_FRAME_FD_NO_BRS ((uint32_t)FDCAN_CCCR_FDOE)
#define	FDCAN_FRAME_FD_BRS ((uint32_t)(FDCAN_CCCR_FDOE \| FDCAN_CCCR_BRSE))

宏定义文档

#define FDCAN_FRAME_CLASSIC ((uint32_t)0x00000000U)

经典模式

Definition at line 538 of file stm32g4xx_hal_fdcan.h.

#define FDCAN_FRAME_FD_BRS ((uint32_t)(FDCAN_CCCR_FDOE | FDCAN_CCCR_BRSE))

FD 模式（带比特率切换）

Definition at line 540 of file stm32g4xx_hal_fdcan.h.

#define FDCAN_FRAME_FD_NO_BRS ((uint32_t)FDCAN_CCCR_FDOE)

FD 模式（不带比特率切换）

Definition at line 539 of file stm32g4xx_hal_fdcan.h.