宏定义
#define	LL_USART_PRESCALER_DIV1 0x00000000U
#define	LL_USART_PRESCALER_DIV2 (USART_PRESC_PRESCALER_0)
#define	LL_USART_PRESCALER_DIV4 (USART_PRESC_PRESCALER_1)
#define	LL_USART_PRESCALER_DIV6 (USART_PRESC_PRESCALER_1 \| USART_PRESC_PRESCALER_0)
#define	LL_USART_PRESCALER_DIV8 (USART_PRESC_PRESCALER_2)
#define	LL_USART_PRESCALER_DIV10 (USART_PRESC_PRESCALER_2 \| USART_PRESC_PRESCALER_0)
#define	LL_USART_PRESCALER_DIV12 (USART_PRESC_PRESCALER_2 \| USART_PRESC_PRESCALER_1)
#define	LL_USART_PRESCALER_DIV16 (USART_PRESC_PRESCALER_2 \| USART_PRESC_PRESCALER_1 \| USART_PRESC_PRESCALER_0)
#define	LL_USART_PRESCALER_DIV32 (USART_PRESC_PRESCALER_3)
#define	LL_USART_PRESCALER_DIV64 (USART_PRESC_PRESCALER_3 \| USART_PRESC_PRESCALER_0)
#define	LL_USART_PRESCALER_DIV128 (USART_PRESC_PRESCALER_3 \| USART_PRESC_PRESCALER_1)
#define	LL_USART_PRESCALER_DIV256 (USART_PRESC_PRESCALER_3 \| USART_PRESC_PRESCALER_1 \| USART_PRESC_PRESCALER_0)

宏定义说明

#define LL_USART_PRESCALER_DIV1 0x00000000U

输入时钟不分频

Definition at line 380 of file stm32g4xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV10 (USART_PRESC_PRESCALER_2 | USART_PRESC_PRESCALER_0)

输入时钟10分频

Definition at line 385 of file stm32g4xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV12 (USART_PRESC_PRESCALER_2 | USART_PRESC_PRESCALER_1)

输入时钟12分频

Definition at line 386 of file stm32g4xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV128 (USART_PRESC_PRESCALER_3 | USART_PRESC_PRESCALER_1)

输入时钟128分频

Definition at line 390 of file stm32g4xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV16 (USART_PRESC_PRESCALER_2 | USART_PRESC_PRESCALER_1 | USART_PRESC_PRESCALER_0)

输入时钟16分频

Definition at line 387 of file stm32g4xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV2 (USART_PRESC_PRESCALER_0)

输入时钟2分频

Definition at line 381 of file stm32g4xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV256 (USART_PRESC_PRESCALER_3 | USART_PRESC_PRESCALER_1 | USART_PRESC_PRESCALER_0)

输入时钟256分频

Definition at line 391 of file stm32g4xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV32 (USART_PRESC_PRESCALER_3)

输入时钟32分频

Definition at line 388 of file stm32g4xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV4 (USART_PRESC_PRESCALER_1)

输入时钟4分频

Definition at line 382 of file stm32g4xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV6 (USART_PRESC_PRESCALER_1 | USART_PRESC_PRESCALER_0)

输入时钟6分频

Definition at line 383 of file stm32g4xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV64 (USART_PRESC_PRESCALER_3 | USART_PRESC_PRESCALER_0)

输入时钟64分频

Definition at line 389 of file stm32g4xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV8 (USART_PRESC_PRESCALER_2)

输入时钟8分频

Definition at line 384 of file stm32g4xx_ll_usart.h.