LL_EXTI_IsActiveFlag_0_31() function

Check if the ExtLine Flag is set or not for Lines in range 0 to 31

Syntax

from stm32f4xx_ll_exti.h:834

__STATIC_INLINE uint32_t LL_EXTI_IsActiveFlag_0_31(uint32_t ExtiLine);

Arguments

ExtiLine

This parameter can be a combination of the following values: @arg LL_EXTI_LINE_0 @arg LL_EXTI_LINE_1 @arg LL_EXTI_LINE_2 @arg LL_EXTI_LINE_3 @arg LL_EXTI_LINE_4 @arg LL_EXTI_LINE_5 @arg LL_EXTI_LINE_6 @arg LL_EXTI_LINE_7 @arg LL_EXTI_LINE_8 @arg LL_EXTI_LINE_9 @arg LL_EXTI_LINE_10 @arg LL_EXTI_LINE_11 @arg LL_EXTI_LINE_12 @arg LL_EXTI_LINE_13 @arg LL_EXTI_LINE_14 @arg LL_EXTI_LINE_15 @arg LL_EXTI_LINE_16 @arg LL_EXTI_LINE_18 @arg LL_EXTI_LINE_19 (*) @arg LL_EXTI_LINE_20 (*) @arg LL_EXTI_LINE_21 @arg LL_EXTI_LINE_22

Return value

State of bit (1 or 0).

Notes

This bit is set when the selected edge event arrives on the interrupt line. This bit is cleared by writing a 1 to the bit. (*): Available in some devices Please check each device line mapping for EXTI Line availability

Examples

LL_EXTI_IsActiveFlag_0_31() is referenced by 53 libraries and example projects.

References

Location	Text
stm32f4xx_ll_exti.h:834	__STATIC_INLINE uint32_t LL_EXTI_IsActiveFlag_0_31(uint32_t ExtiLine)

Data Use

Data read by LL_EXTI_IsActiveFlag_0_31()

EXTI_TypeDef::PR

LL_EXTI_IsActiveFlag_0_31()::ExtiLine

all items filtered out

LL_EXTI_IsActiveFlag_0_31()

Type of LL_EXTI_IsActiveFlag_0_31()

LL_EXTI_IsActiveFlag_0_31()

uint32_t

all items filtered out