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What are the various ways to disable and re-enable interrupts in STM32 microcontrollers in order to implement atomic access guards?
The standard technique to enforce atomic access to volatile variables shared with ISRs, via "atomic access guards" or "interrupt guards", in particular when running a bare metal, s...
Gabriel Staples
Votes: 0
Answers: 2
How a context switch works in a RTOS, need clarity
im wondering whether I understand the concept of a RTOS, and more specifically the scheduling process, correctly.
So, I think I understand the process of a timer interrupt (i omitted the interrupt ena...
456c526f
Votes: 0
Answers: 1
KEIL4 where the lpc2148 ADC Interrupts or IRQs wont execute
I have configured for the ADC channel AD0.1 of processor LPC 2148, with ISR. But while ADC value changes ISR is not executing. Because of this VICVectAddr contains the value of ISR function. This pro...
SARATH
Votes: 0
Answers: 0
Should I use volatile for ISRs in C++? (not C)
I commonly see that variables which are accessed by ISRs should be marked as volatile. I can understand this would be the case in pure C, where the compiler isn't aware of other threads.
Is this still...
fizzybones
Votes: 0
Answers: 0