echo 2 > /sys/class/gpio/export echo 3 > /sys/class/gpio/export echo 4 > /sys/class/gpio/export echo 8 > /sys/class/gpio/export echo 9 > /sys/class/gpio/export echo 10 > /sys/class/gpio/export echo 11 > /sys/class/gpio/export echo 14 > /sys/class/gpio/export echo 15 > /sys/class/gpio/export echo 17 > /sys/class/gpio/export echo 18 > /sys/class/gpio/export echo 22 > /sys/class/gpio/export echo 23 > /sys/class/gpio/export echo 24 > /sys/class/gpio/export echo 25 > /sys/class/gpio/export echo 27 > /sys/class/gpio/export echo 21 > /sys/class/gpio/export echo 20 > /sys/class/gpio/export echo 26 > /sys/class/gpio/export echo 16 > /sys/class/gpio/export echo 19 > /sys/class/gpio/export sleep 1 echo out > /sys/class/gpio/gpio2/direction echo out > /sys/class/gpio/gpio3/direction echo out > /sys/class/gpio/gpio4/direction echo out > /sys/class/gpio/gpio8/direction echo out > /sys/class/gpio/gpio9/direction echo out > /sys/class/gpio/gpio10/direction echo out > /sys/class/gpio/gpio11/direction echo out > /sys/class/gpio/gpio14/direction echo out > /sys/class/gpio/gpio15/direction echo out > /sys/class/gpio/gpio17/direction echo out > /sys/class/gpio/gpio18/direction echo out > /sys/class/gpio/gpio22/direction echo out > /sys/class/gpio/gpio23/direction echo out > /sys/class/gpio/gpio24/direction echo out > /sys/class/gpio/gpio25/direction echo out > /sys/class/gpio/gpio27/direction sleep 1 echo 1 > /sys/class/gpio/gpio2/value echo 1 > /sys/class/gpio/gpio3/value echo 1 > /sys/class/gpio/gpio4/value echo 1 > /sys/class/gpio/gpio8/value echo 1 > /sys/class/gpio/gpio9/value echo 1 > /sys/class/gpio/gpio10/value echo 1 > /sys/class/gpio/gpio11/value echo 1 > /sys/class/gpio/gpio14/value echo 1 > /sys/class/gpio/gpio15/value echo 1 > /sys/class/gpio/gpio17/value echo 1 > /sys/class/gpio/gpio18/value echo 1 > /sys/class/gpio/gpio22/value echo 1 > /sys/class/gpio/gpio23/value echo 1 > /sys/class/gpio/gpio24/value echo 1 > /sys/class/gpio/gpio25/value echo 1 > /sys/class/gpio/gpio27/value sleep 1 echo 5 > /sys/class/gpio/export echo 7 > /sys/class/gpio/export sleep 1 echo out > /sys/class/gpio/gpio5/direction echo out > /sys/class/gpio/gpio7/direction