ISR won't stop getting called

ISR won't stop getting called : r/osdev - Reddit

The ISR does in fact get called - it calls another function written in C, whose sole purpose is to print to the screen.

Isr is called all the time, even with no data sent to UART

I'm guessing that you need to clear this within the ISR to prevent the interrupt from being immediately reasserted. Try adding something ...

Interrupt being called before complete execution of ISR

Since the NMI interrupt handler is the highest priority in the system, you also know it won't ... Should one threaten to quit to get a reasonable ...

Function Call from ISR? - AVR Freaks

Also, calling a function in the ISR will force the compiler to push and pop more registers than needed since it doesn't know the context in which the function ...

How do I prevent one ISR from interrupting another...

All the UART sensors currently use DMA for TX and RX. When a complete message is received from any sensor, it needs to get time stamped. Based ...

What happens if a isr is too long. - Kernel

Even a short ISR has the possibility of being in-process when other ISRs become signalled. What happens in a nested interrupt controller is that ...

What happens when ISR execution time is longer than interrupt occurs

I think you're both saying the same thing: the ISR is not re-entrant which means that it can't be called while the ISR is executing, and will ...

Problem disabling timer interrupts during ISR call - Arduino Forum

As it stands, I can accomplish all of the above except turn off the interrupt at the end of the ISR. ... won't this only work for ms being less ...

Why does my interrupt get called, but won't enter the handler?

You need prefix your ISR with extern "C" to tell C++ not to name ... I'll stop him." and "He's not goin' to run off if I can stop him ...

Solved: Wrong interrupt handler being called after period of normal ...

I'm not 100% sure of the meaning of the addresses in the IPSBAR range that precede and ISR being called, but since they're the same for each call of that ISR, I ...

Turn off interrupts during ISR, then keep them off once main code ...

I know that calling cli() inside an ISR won't do it, because upon exiting the ISR will renable interrupts. ... ISR being preempted by a higher ...

How to Minimize Interrupt Service Routine (ISR) Overhead

In order to avoid this problem, don't make function calls from within an ISR. This advice falls into the same category as soldiers being ...

ISR Functionality on the MSP430 - MSP low-power microcontrollers

... stops entering the ISR. Matthias, I understand that the ISR should ... 3) I don't see anything setting P1IE/P1IES, so your Port_1 ISR won't get called.

What are the "rules" on function calls from an ISR/Callback Function?

I'd think declaring the functions inline as well as not having these "Tick" functions being ... won't be protected. so may be not as safe as you ...

GPIO ISR being called when there's no activity - Raspberry Pi Forums

All works perfectly until a random time (can be minutes, can be hours) when the buttons stop responding. On investigation I see (with usb printf) ...

Program counter stuck when returning from ISR - TI E2E

If there are ISRs defined at all. If not, it might be almost random where processor ends up when trying to execute the non-existing ISR. But you ...

How to clear the hung calls on CUBE? - Cisco Community

Service Provider is using ISR 3945 as a Cisco Unified Border Element (CUBE) to connect to his Interconnects over SIP trunks. It is unclear what causes the ...

Interrupt service routine not called by the framework - NTDEV

... ISR needs to tell the device to stop asserting the interrupt. ... If you're returning TRUE and your ISR keeps getting called, that interrupt has ...

How does a mutex work when an ISR using the protected variable ...

An ISR may ATTEMPT to claim a synchronization object (ie call xxxTakeFromISR()), but only with an immediate return (0) timeout. If a task is ...

How to avoid PUSH and POP in ISR? - AVR Freaks

... calling the ISR (like described in many FAQ's). ... might be only 15 clock cycles left until the next timer interrupt. To only set a flag in the timer ISR won't ...