STM32H735xx HAL User Manual
Defines
USART Clock Prescaler
USART Exported Constants

Defines

#define USART_PRESCALER_DIV1   0x00000000U
#define USART_PRESCALER_DIV2   0x00000001U
#define USART_PRESCALER_DIV4   0x00000002U
#define USART_PRESCALER_DIV6   0x00000003U
#define USART_PRESCALER_DIV8   0x00000004U
#define USART_PRESCALER_DIV10   0x00000005U
#define USART_PRESCALER_DIV12   0x00000006U
#define USART_PRESCALER_DIV16   0x00000007U
#define USART_PRESCALER_DIV32   0x00000008U
#define USART_PRESCALER_DIV64   0x00000009U
#define USART_PRESCALER_DIV128   0x0000000AU
#define USART_PRESCALER_DIV256   0x0000000BU

Define Documentation

#define USART_PRESCALER_DIV1   0x00000000U

fclk_pres = fclk

Definition at line 309 of file stm32h7xx_hal_usart.h.

#define USART_PRESCALER_DIV10   0x00000005U

fclk_pres = fclk/10

Definition at line 314 of file stm32h7xx_hal_usart.h.

#define USART_PRESCALER_DIV12   0x00000006U

fclk_pres = fclk/12

Definition at line 315 of file stm32h7xx_hal_usart.h.

#define USART_PRESCALER_DIV128   0x0000000AU

fclk_pres = fclk/128

Definition at line 319 of file stm32h7xx_hal_usart.h.

#define USART_PRESCALER_DIV16   0x00000007U

fclk_pres = fclk/16

Definition at line 316 of file stm32h7xx_hal_usart.h.

#define USART_PRESCALER_DIV2   0x00000001U

fclk_pres = fclk/2

Definition at line 310 of file stm32h7xx_hal_usart.h.

#define USART_PRESCALER_DIV256   0x0000000BU

fclk_pres = fclk/256

Definition at line 320 of file stm32h7xx_hal_usart.h.

#define USART_PRESCALER_DIV32   0x00000008U

fclk_pres = fclk/32

Definition at line 317 of file stm32h7xx_hal_usart.h.

#define USART_PRESCALER_DIV4   0x00000002U

fclk_pres = fclk/4

Definition at line 311 of file stm32h7xx_hal_usart.h.

#define USART_PRESCALER_DIV6   0x00000003U

fclk_pres = fclk/6

Definition at line 312 of file stm32h7xx_hal_usart.h.

#define USART_PRESCALER_DIV64   0x00000009U

fclk_pres = fclk/64

Definition at line 318 of file stm32h7xx_hal_usart.h.

#define USART_PRESCALER_DIV8   0x00000004U

fclk_pres = fclk/8

Definition at line 313 of file stm32h7xx_hal_usart.h.