#!/bin/sh echo "Setting up gpio: unlock" echo "27" > /sys/class/gpio/unexport echo "27" > /sys/class/gpio/export echo "out" > /sys/class/gpio/gpio27/direction chown -R root:gpio /sys/class/gpio/gpio27/* chmod g+w /sys/class/gpio/gpio27/* echo "Setting up gpio: lock" echo "27" > /sys/class/gpio/unexport echo "22" > /sys/class/gpio/unexport echo "22" > /sys/class/gpio/export echo "out" > /sys/class/gpio/gpio22/direction chown -R root:gpio /sys/class/gpio/gpio22/* chmod g+w /sys/class/gpio/gpio22/*