external interrupt

[artone]

It is possible with some gpio pin acquire a external interrupt?
Where i can find a sample in c to trigger a gpio pin  ?
Thanks

[lambda]

Hi artone,

maybe one of this two threads is helpful to you:
https://www.olimex.com/forum/index.php?topic=429.msg1623#msg1623
https://www.olimex.com/forum/index.php?topic=3849.msg16237#msg16237

also there are some kernel modules like gpio_keys.ko that can
provide gpio based events to userspace.

If none of these helps, the you have to be more specific of what
you want to do.

HTH,
Harald

[artone]

Thanks