install-ubuntu.sh

#x708 Powering on /reboot /full shutdown through hardware
#!/bin/bash

#sudo sed -e '/shutdown/ s/^#*/#/' -i /etc/rc.local

echo '#!/bin/bash

SHUTDOWN=5
REBOOTPULSEMINIMUM=200
REBOOTPULSEMAXIMUM=600
echo "$SHUTDOWN" > /sys/class/gpio/export
echo "in" > /sys/class/gpio/gpio$SHUTDOWN/direction
BOOT=12
echo "$BOOT" > /sys/class/gpio/export
echo "out" > /sys/class/gpio/gpio$BOOT/direction
echo "1" > /sys/class/gpio/gpio$BOOT/value

echo "X708 Shutting down..."

while [ 1 ]; do
  shutdownSignal=$(cat /sys/class/gpio/gpio$SHUTDOWN/value)
  if [ $shutdownSignal = 0 ]; then
    /bin/sleep 0.2
  else
    pulseStart=$(date +%s%N | cut -b1-13)
    while [ $shutdownSignal = 1 ]; do
      /bin/sleep 0.02
      if [ $(($(date +%s%N | cut -b1-13)-$pulseStart)) -gt $REBOOTPULSEMAXIMUM ]; then
        echo "X708 Shutting down", SHUTDOWN, ", halting Rpi ..."
        sudo poweroff
        exit
      fi
      shutdownSignal=$(cat /sys/class/gpio/gpio$SHUTDOWN/value)
    done
    if [ $(($(date +%s%N | cut -b1-13)-$pulseStart)) -gt $REBOOTPULSEMINIMUM ]; then
      echo "X708 Rebooting", SHUTDOWN, ", recycling Rpi ..."
      sudo reboot
      exit
    fi
  fi
done' > /etc/x708pwr.sh
sudo chmod +x /etc/x708pwr.sh
#sudo sed -i '$ i /etc/x708pwr.sh &' /etc/rc.local


#X708 full shutdown through Software
#!/bin/bash

#sudo sed -e '/button/ s/^#*/#/' -i /etc/rc.local

echo '#!/bin/bash

BUTTON=13

echo "$BUTTON" > /sys/class/gpio/export;
echo "out" > /sys/class/gpio/gpio$BUTTON/direction
echo "1" > /sys/class/gpio/gpio$BUTTON/value

SLEEP=${1:-4}

re='^[0-9\.]+$'
if ! [[ $SLEEP =~ $re ]] ; then
   echo "error: sleep time not a number" >&2; exit 1
fi

echo "X708 Shutting down..."
/bin/sleep $SLEEP

#restore GPIO 13
echo "0" > /sys/class/gpio/gpio$BUTTON/value
' > /usr/local/bin/x708softsd.sh
sudo chmod +x /usr/local/bin/x708softsd.sh

#X708 Battery voltage & precentage reading
#!/bin/bash

#sudo sed -e '/shutdown/ s/^#*/#/' -i /etc/rc.local

CUR_DIR=$(pwd)

echo '#!/usr/bin/env python3
import struct
import smbus
import sys
import time

def readVoltage(bus):
     address = 0x36
     read = bus.read_word_data(address, 2)
     swapped = struct.unpack("<H", struct.pack(">H", read))[0]
     voltage = swapped * 1.25 /1000/16
     return voltage

def readCapacity(bus):
     address = 0x36
     read = bus.read_word_data(address, 4)
     swapped = struct.unpack("<H", struct.pack(">H", read))[0]
     capacity = swapped/256
     return capacity

bus = smbus.SMBus(1) # 0 = /dev/i2c-0 (port I2C0), 1 = /dev/i2c-1 (port I2C1)

while True:
 print ("******************")
 print ("Voltage:%5.2fV" % readVoltage(bus))
 print ("Battery:%5i%%" % readCapacity(bus))

 if readCapacity(bus) == 100:
         print ("Battery FULL")

 if readCapacity(bus) < 20:
         print ("Battery LOW")
 print ("******************")
 time.sleep(2)
' > ${CUR_DIR}/x708bat.py
sudo chmod +x ${CUR_DIR}/x708bat.py

#X708 AC Power loss / power adapter failture detection
#!/bin/bash

#sudo sed -e '/button/ s/^#*/#/' -i /etc/rc.local

echo '#!/usr/bin/env python3
import RPi.GPIO as GPIO

GPIO.setmode(GPIO.BCM)
GPIO.setup(6, GPIO.IN)

def my_callback(channel):
    if GPIO.input(6):     # if port 6 == 1
        print ("---AC Power Loss OR Power Adapter Failure---")
    else:                  # if port 6 != 1
        print ("---AC Power OK,Power Adapter OK---")

GPIO.add_event_detect(6, GPIO.BOTH, callback=my_callback)

print ("1.Make sure your power adapter is connected")
print ("2.Disconnect and connect the power adapter to test")
print ("3.When power adapter disconnected, you will see: AC Power Loss or Power Adapter Failure")
print ("4.When power adapter reconnected, you will see: AC Power OK, Power Adapter OK")

input("Testing Started")
' > ${CUR_DIR}/x708pld.py
sudo chmod +x ${CUR_DIR}/x708pld.py

#####################################
echo '#!/bin/bash
#!/bin/sh -e
#
# rc.local
#
# This script is executed at the end of each multiuser runlevel.
# Make sure that the script will "exit 0" on success or any other
# value on error.
#
# In order to enable or disable this script just change the execution
# bits.
#
# By default this script does nothing.

# Print the IP address
_IP=$(hostname -I) || true
if [ "$_IP" ]; then
  printf "My IP address is %s\n" "$_IP"
fi

/etc/x708pwr.sh &

exit 0
' > /etc/rc.local
sudo chmod +x /etc/rc.local

# save these shell to x708.sh
SHELL_FILE=/etc/profile.d/x708.sh

if [ -e $SHELL_FILE ]; then
	sudo rm $SHELL_FILE -f
fi

echo "alias x708off='sudo /usr/local/bin/x708softsd.sh'" > ${SHELL_FILE}