ST STM32F2 User Manual

HAL WWDG Generic Driver
UM1940
696/1371
DocID028236 Rev 2
The: new state of WWDG_FLAG (SET or
RESET).
__HAL_WWDG_CLEAR_FLAG
Description:
Clears the WWDG's pending flags.
Parameters:
__HANDLE__: WWDG handle
__FLAG__: specifies the flag to clear. This
parameter can be one of the following values:
WWDG_FLAG_EWIF: Early wakeup
interrupt flag
Return value:
None
__HAL_WWDG_GET_IT_SOURCE
Description:
Checks if the specified WWDG interrupt source
is enabled or disabled.
Parameters:
__HANDLE__: WWDG Handle.
__INTERRUPT__: specifies the WWDG
interrupt source to check. This parameter can
be one of the following values:
WWDG_IT_EWI: Early Wakeup Interrupt
Return value:
state: of __INTERRUPT__ (TRUE or FALSE).
WWDG Flag definition
WWDG_FLAG_EWIF
Early wakeup interrupt flag
WWDG Interrupt definition
WWDG_IT_EWI
Early wakeup interrupt
WWDG Prescaler
WWDG_PRESCALER_1
WWDG counter clock = (PCLK1/4096)/1
WWDG_PRESCALER_2
WWDG counter clock = (PCLK1/4096)/2
WWDG_PRESCALER_4
WWDG counter clock = (PCLK1/4096)/4
WWDG_PRESCALER_8
WWDG counter clock = (PCLK1/4096)/8

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English