Related page:
cat /sys/kernel/debug/gpio
echo "1" > /sys/class/gpio/gpio203/value echo "0" > /sys/class/gpio/gpio2/value
echo in > /sys/class/gpio/gpio158/direction echo 1 > /sys/class/gpio/gpio158/active_low echo falling > /sys/class/gpio/gpio128/edge ./gpioin /sys/class/gpio/gpio158/value
su root apt install sudo su - root usermod -aG sudo USERNAME
cat /proc/swaps free -m
127.0.0.1 localhost 127.0.1.1 node10 node10 192.168.178.4 node4 node4
deb http://deb.debian.org/debian unstable main deb http://deb.debian.org/debian-debug unstable-debug main deb http://deb.debian.org/debian-ports unstable main