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how to check if global interrupts are enabled

Clonimus74
Senior II

‎2016-01-20 7:53 AM

Posted on January 20, 2016 at 16:53

Hi all,

How can I check if interrupts are enabled (i.e. find out if __enable_irq() or

__disable_irq() were previously called)?

I use STM32L4 (M4)

Thank you

#interrupts #arm-cortex-m4
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Clonimus74
Senior II

‎2016-01-20 8:56 AM

Posted on January 20, 2016 at 17:56

Found it:

if (__get_PRIMASK() & 0x01) //Global interrupts disabled

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