sailtrack-x708_softsd

#!/bin/bash

# `sailtrack-x708_softsd` - Shell script that powers off the Raspberry Pi by sending an impulse to the Geekworm X708
# power HAT. This is required in order to perform a full software shutdown (software shutdown + battery power
# disconnect). Otherwise, you will only be able to perform a software shutdown.

# Load DietPi functions (G_* functions)
. /boot/dietpi/func/dietpi-globals
# Check if user has root privileges (needed for writing to GPIOs)
G_CHECK_ROOT_USER 1

button_pin=13
sleep_time_s=4

# Set pin directions (input/output)
echo $button_pin > /sys/class/gpio/export
echo "out" > /sys/class/gpio/gpio$button_pin/direction

# Send the shutdown impulse
echo "1" > /sys/class/gpio/gpio$button_pin/value
/bin/sleep $sleep_time_s
echo "0" > /sys/class/gpio/gpio$button_pin/value