ST STM32F2 User Manual

LL WWDG Generic Driver
UM1940
1300/1371
DocID028236 Rev 2
value 0x40. It must be cleared by software by writing 0. A
write of 1 has no effect. This bit is also set if the interrupt is
not enabled.
Reference Manual to
LL API cross
reference:
SR EWIF LL_WWDG_IsActiveFlag_EWKUP
LL_WWDG_ClearFlag_EWKUP
Function name
__STATIC_INLINE void LL_WWDG_ClearFlag_EWKUP
(WWDG_TypeDef * WWDGx)
Function description
Clear WWDG Early Wakeup Interrupt Flag (EWIF)
Parameters
WWDGx: WWDG Instance
Return values
None:
Reference Manual to
LL API cross
reference:
SR EWIF LL_WWDG_ClearFlag_EWKUP
LL_WWDG_EnableIT_EWKUP
Function name
__STATIC_INLINE void LL_WWDG_EnableIT_EWKUP
(WWDG_TypeDef * WWDGx)
Function description
Enable the Early Wakeup Interrupt.
Parameters
WWDGx: WWDG Instance
Return values
None:
Notes
When set, an interrupt occurs whenever the counter reaches
value 0x40. This interrupt is only cleared by hardware after a
reset
Reference Manual to
LL API cross
reference:
CFR EWI LL_WWDG_EnableIT_EWKUP
LL_WWDG_IsEnabledIT_EWKUP
Function name
__STATIC_INLINE uint32_t LL_WWDG_IsEnabledIT_EWKUP
(WWDG_TypeDef * WWDGx)
Function description
Check if Early Wakeup Interrupt is enabled.
Parameters
WWDGx: WWDG Instance
Return values
State: of bit (1 or 0).
Reference Manual to
LL API cross
reference:
CFR EWI LL_WWDG_IsEnabledIT_EWKUP

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English