planktoscope/software/scripts/raspbian_configuration/usr/bin/stepper-disable

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#!/bin/sh -e
# Initialise GPIO 4 and 12 to output to deactivate the steppers
if [ ! -e /sys/class/gpio/gpio4 ]; then
echo "4" > /sys/class/gpio/export
fi
if [ ! -e /sys/class/gpio/gpio12 ]; then
echo "12" > /sys/class/gpio/export
fi
echo "out" > /sys/class/gpio/gpio4/direction
echo "out" > /sys/class/gpio/gpio12/direction
echo "1" > /sys/class/gpio/gpio4/value
echo "1" > /sys/class/gpio/gpio12/value