Interrupt Status Register (ISR)

The ISR shows whether an IRQ, FIQ, or external abort is pending. More...

Content
	ISR Bits
	Bit position and mask macros.

Data Structures
struct	ISR_Type
	Bit field declaration for ISR layout. More...

Functions
__STATIC_FORCEINLINE uint32_t	__get_ISR (void)
	Get ISR.

Description

The ISR shows whether an IRQ, FIQ, or external abort is pending.

Bits	Name	Function
[31:9]	-	Reserved.
[8]	A	External abort pending bit.
[7]	I	IRQ pending bit.
[6]	F	FIQ pending bit.
[5:0]	-	Reserved.

Consider __get_IFSR to access this register.

Function Documentation

__get_ISR()

__STATIC_INLINE uint32_t __get_ISR

(

void

)

Get ISR.

Returns

Interrupt Status Register value

This function returns the current value of the Interrupt Status Register (ISR).