WWDG

WWDG driver modules 更多...

模块
	WWDG_Exported_Constants
	WWDG_Private_Functions

宏定义
#define	IS_WWDG_PRESCALER_VALUE(VALUE)   ((VALUE) <= WWDG_PRESCALER_MAX)
#define	IS_WWDG_WINDOW_VALUE(VALUE)
#define	IS_WWDG_RELOAD_VALUE(VALUE)

函数
void	WWDG_DeInit (void)
	Deinitializes the WWDG peripheral registers to their default reset values. 更多...
void	WWDG_SetPrescaler (uint32_t WWDG_Prescaler)
	Sets the WWDG Prescaler. 更多...
void	WWDG_SetWindowValue (uint8_t WindowValue)
	Sets the WWDG window value. 更多...
void	WWDG_IT_Cmd (FunctionalState NewState)
	Enables or disable the WWDG's interrupt. 更多...
void	WWDG_SetCounter (uint8_t Counter)
	Sets the WWDG counter value. 更多...
void	WWDG_Cmd (FunctionalState NewState)
	Enables or disables the WWDG peripheral. 更多...
FlagStatus	WWDG_GetFlagStatus (void)
	Checks whether the Early Wakeup interrupt flag is set or not. 更多...
void	WWDG_ClearFlag (void)
	Clears Early Wakeup interrupt flag. 更多...

详细描述

WWDG driver modules

宏定义说明

IS_WWDG_RELOAD_VALUE

#define IS_WWDG_RELOAD_VALUE

(

VALUE

)

值:

(((VALUE) >= WWDG_RELOAD_MIN) && \
                                     ((VALUE) <= WWDG_RELOAD_MAX))

IS_WWDG_WINDOW_VALUE

#define IS_WWDG_WINDOW_VALUE

(

VALUE

)

值:

(((VALUE) >= WWDG_WINDOW_MIN) && \
                                     ((VALUE) <= WWDG_WINDOW_MAX))

函数说明

WWDG_ClearFlag()

void WWDG_ClearFlag

(

void

)

Clears Early Wakeup interrupt flag.

参数

None

返回值

None

WWDG_Cmd()

void WWDG_Cmd

(

FunctionalState

NewState

)

Enables or disables the WWDG peripheral.

参数

NewState

The new state of the WWDG peripheral. This parameter can be: ENABLE or DISABLE.

返回值

None

WWDG_DeInit()

void WWDG_DeInit

(

void

)

Deinitializes the WWDG peripheral registers to their default reset values.

参数

None

返回值

None

WWDG_GetFlagStatus()

FlagStatus WWDG_GetFlagStatus

(

void

)

Checks whether the Early Wakeup interrupt flag is set or not.

参数

None

返回值

The	new state of the Early Wakeup interrupt flag (SET or RESET)

WWDG_IT_Cmd()

void WWDG_IT_Cmd

(

FunctionalState

NewState

)

Enables or disable the WWDG's interrupt.

参数

NewState

The new state of the WWDG's interrupt. This parameter can be: ENABLE or DISABLE.

返回值

None

WWDG_SetCounter()

void WWDG_SetCounter

(

uint8_t

Counter

)

Sets the WWDG counter value.

参数

Counter

specifies the watchdog counter value. This parameter must be a number between 0x40 and 0x7F.

返回值

None

WWDG_SetPrescaler()

void WWDG_SetPrescaler

(

uint32_t

WWDG_Prescaler

)

Sets the WWDG Prescaler.

参数

WWDG_Prescaler

specifies the WWDG Prescaler.

返回值

None

WWDG_SetWindowValue()

void WWDG_SetWindowValue

(

uint8_t

WindowValue

)

Sets the WWDG window value.

参数

WindowValue

specifies the window value to be compared to the downcounter. This parameter value must be lower than 0x80.

返回值

None