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Questions tagged [gpio-external-interrupt]

Certain GPIO pins could be programmed as external interrupt source, through which external devices (such as RF modules, buttons, switches, etc.) could generate interrupts.

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STM32F7 gets stuck in external interrupt callback function

i am working on a project to connect a camera to an STM32F7 Discovery board using the DCMI interface. The camera part works fine, but i have a strange problem with external interrupts from the ...
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Can't get AVR pin change interrupt to work

I'm trying to get a pin change interrupt on an Attiny2313 to work but i'm stuck, the interrupt is not triggering. I'm using the following code in main(): ...