Connect to Dragonboard 410c GPIO's via adb

commands.txt

adb devices (See if Dragonboard is connected)
adb shell (Open shell on Dragonboard)
su (Need super user access)
cd sys/class/gpio (Navigate to GPIO directory)
==> GPIO pin numbers are offset by 902 (pin 34 => GPIO 935)
echo {GPIO number, eg. 935} > export (Exports GPIO to be accessed and modified)
cd {exported GPIO number directory, eg. gpio935}
ls (Lists commands available for GPIO)

cat direction (prints direction (IN or OUT))
cat value (prints value (1 or 0))

echo 1 > value (Overwrites value with 1)