STM32H735xx HAL User Manual
Defines
Clock Source Prescaler
USART Exported Constants

Defines

#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)

Define Documentation

#define LL_USART_PRESCALER_DIV1   0x00000000U

Input clock not divided

Definition at line 370 of file stm32h7xx_ll_usart.h.

Referenced by LL_USART_StructInit().

#define LL_USART_PRESCALER_DIV10   (USART_PRESC_PRESCALER_2 | USART_PRESC_PRESCALER_0)

Input clock divided by 10

Definition at line 375 of file stm32h7xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV12   (USART_PRESC_PRESCALER_2 | USART_PRESC_PRESCALER_1)

Input clock divided by 12

Definition at line 376 of file stm32h7xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV128   (USART_PRESC_PRESCALER_3 | USART_PRESC_PRESCALER_1)

Input clock divided by 128

Definition at line 380 of file stm32h7xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV16   (USART_PRESC_PRESCALER_2 | USART_PRESC_PRESCALER_1 | USART_PRESC_PRESCALER_0)

Input clock divided by 16

Definition at line 377 of file stm32h7xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV2   (USART_PRESC_PRESCALER_0)

Input clock divided by 2

Definition at line 371 of file stm32h7xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV256   (USART_PRESC_PRESCALER_3 | USART_PRESC_PRESCALER_1 | USART_PRESC_PRESCALER_0)

Input clock divided by 256

Definition at line 381 of file stm32h7xx_ll_usart.h.

Referenced by LL_USART_SetBaudRate().

#define LL_USART_PRESCALER_DIV32   (USART_PRESC_PRESCALER_3)

Input clock divided by 32

Definition at line 378 of file stm32h7xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV4   (USART_PRESC_PRESCALER_1)

Input clock divided by 4

Definition at line 372 of file stm32h7xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV6   (USART_PRESC_PRESCALER_1 | USART_PRESC_PRESCALER_0)

Input clock divided by 6

Definition at line 373 of file stm32h7xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV64   (USART_PRESC_PRESCALER_3 | USART_PRESC_PRESCALER_0)

Input clock divided by 64

Definition at line 379 of file stm32h7xx_ll_usart.h.

#define LL_USART_PRESCALER_DIV8   (USART_PRESC_PRESCALER_2)

Input clock divided by 8

Definition at line 374 of file stm32h7xx_ll_usart.h.