IWDG Private Macros

Collaboration diagram for IWDG Private Macros:

Macros
#define	IWDG_ENABLE_WRITE_ACCESS(__HANDLE__)
	Enable write access to IWDG_PR and IWDG_RLR registers.
#define	IWDG_DISABLE_WRITE_ACCESS(__HANDLE__)
	Disable write access to IWDG_PR and IWDG_RLR registers.
#define	IS_IWDG_PRESCALER(__PRESCALER__)
	Check IWDG prescaler value.
#define	IS_IWDG_RELOAD(__RELOAD__)
	Check IWDG reload value.

Detailed Description

Macro Definition Documentation

IS_IWDG_PRESCALER

#define IS_IWDG_PRESCALER

(

__PRESCALER__

)

Value:

(((__PRESCALER__) == IWDG_PRESCALER_4)  || \
((__PRESCALER__) == IWDG_PRESCALER_8)  || \
((__PRESCALER__) == IWDG_PRESCALER_16) || \
((__PRESCALER__) == IWDG_PRESCALER_32) || \
((__PRESCALER__) == IWDG_PRESCALER_64) || \
((__PRESCALER__) == IWDG_PRESCALER_128)|| \
((__PRESCALER__) == IWDG_PRESCALER_256))

Check IWDG prescaler value.

Parameters

__PRESCALER__

IWDG prescaler value

Return values

None

Definition at line 186 of file stm32f4xx_hal_iwdg.h.

IS_IWDG_RELOAD

#define IS_IWDG_RELOAD

(

__RELOAD__

)

Value:

((__RELOAD__) <= IWDG_RLR_RL)

Check IWDG reload value.

Parameters

__RELOAD__

IWDG reload value

Return values

None

Definition at line 199 of file stm32f4xx_hal_iwdg.h.

IWDG_DISABLE_WRITE_ACCESS

#define IWDG_DISABLE_WRITE_ACCESS

(

__HANDLE__

)

Value:

WRITE_REG((__HANDLE__)->Instance->KR, IWDG_KEY_WRITE_ACCESS_DISABLE)

Disable write access to IWDG_PR and IWDG_RLR registers.

Parameters

__HANDLE__

IWDG handle

Return values

None

Definition at line 179 of file stm32f4xx_hal_iwdg.h.

IWDG_ENABLE_WRITE_ACCESS

#define IWDG_ENABLE_WRITE_ACCESS

(

__HANDLE__

)

Value:

WRITE_REG((__HANDLE__)->Instance->KR, IWDG_KEY_WRITE_ACCESS_ENABLE)

Enable write access to IWDG_PR and IWDG_RLR registers.

Parameters

__HANDLE__

IWDG handle

Return values

None

Definition at line 172 of file stm32f4xx_hal_iwdg.h.