william@beaglebone:~$ ls /sys/class/gpio/gpio3
active_low device direction *edge* power subsystem uevent value
Set the "edge" file to "rising", "falling:, or "both". You can then perform
a blocking read on the value file. Using poll(), select(), etc. This is
about as close as it gets for
Hi there
I want to use a GPIO interrupt wakeup for my BBB, unfortunately (and also
in contrary what some people postet) i dont have the wakeup folder when i
export pins.
I know that only the first pin bank GPIO0_x is usable for the wakeup.
Does anyone know what to initialize it and what to
