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pinMode.sh
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pinMode.sh
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#!/bin/bash
# encode: utf-8
# Por Alejandro Linarez Rangel
# Manejador en bash para los GPIOs comunes de Galileo Gen.1
# Usos:
# pinMode.sh pin special mode type
# pin: 0-A5
# mode: (in|out)
# type: (strong|pullup|pulldown|hiz)
# special: (pwm|analog|digital|serial)
# pinMode.sh pin digital mode type # digital IO
# pinMode.sh pin analog # analog I
# pinMode.sh pin pwm freq duty # pwm O
arduino_pin=$1
digital="1"
gpio=39
gpioA=55
gpioAst=1
gpioI2C_MUX=0
mode="$3"
type="$4"
if [ "$2" != "digital" ]
then
digital="0"
fi
case "$arduino_pin" in
0) #echo "Pin 0 de arduino"
if [ "$digital" = "1" ]
then
gpio=50
gpioA=40
gpioAst=1
else
gpio=50
gpioA=40
gpioAst=0
echo "/dev/ttyS0"
fi
;;
1) #echo "Pin 1 de arduino"
if [ "$digital" = "1" ]
then
gpio=51
gpioA=41
gpioAst=1
else
gpio=51
gpioA=41
gpioAst=0
echo "/dev/ttyS0"
fi
;;
2) #echo "Pin 2 de arduino"
gpio=32
gpioA=31
gpioAst=1
;;
3) #echo "Pin 3 de arduino"
if [ "$digital" = "1" ]
then
gpio=15
gpioA=30
gpioAst=0
else
gpio=""
gpioA=""
gpioAst=""
echo -n "3" > /sys/class/pwm/pwmchip0/export
echo -n "1" > /sys/class/pwm/pwmchip0/pwm3/enable
echo -n "$mode" > /sys/class/pwm/pwmchip0/pwm3/period
echo -n "$type" > /sys/class/pwm/pwmchip0/pwm3/duty_cycle
fi
;;
4) #echo "Pin 4 de arduino"
gpio=28
gpioA=""
gpioAst=""
;;
5) #echo "Pin 5 de arduino"
if [ "$digital" = "1" ]
then
gpio=17
gpioA=""
gpioAst=""
else
gpio=""
gpioA=""
gpioAst=""
echo -n "5" > /sys/class/pwm/pwmchip0/export
echo -n "1" > /sys/class/pwm/pwmchip0/pwm5/enable
echo -n "$mode" > /sys/class/pwm/pwmchip0/pwm5/period
echo -n "$type" > /sys/class/pwm/pwmchip0/pwm5/duty_cycle
fi
;;
6) #echo "Pin 6 de arduino"
if [ "$digital" = "1" ]
then
gpio=24
gpioA=""
gpioAst=""
else
gpio=""
gpioA=""
gpioAst=""
echo -n "6" > /sys/class/pwm/pwmchip0/export
echo -n "1" > /sys/class/pwm/pwmchip0/pwm6/enable
echo -n "$mode" > /sys/class/pwm/pwmchip0/pwm6/period
echo -n "$type" > /sys/class/pwm/pwmchip0/pwm6/duty_cycle
fi
;;
7) #echo "Pin 7 de arduino"
gpio=27
gpioA=""
gpioAst=""
;;
8) #echo "Pin 8 de arduino"
gpio=26
gpioA=""
gpioAst=""
;;
9) #echo "Pin 9 de arduino"
if [ "$digital" = "1" ]
then
gpio=19
gpioA=""
gpioAst=""
else
gpio=""
gpioA=""
gpioAst=""
echo -n "1" > /sys/class/pwm/pwmchip0/export
echo -n "1" > /sys/class/pwm/pwmchip0/pwm1/enable
echo -n "$mode" > /sys/class/pwm/pwmchip0/pwm1/period
echo -n "$type" > /sys/class/pwm/pwmchip0/pwm1/duty_cycle
fi
;;
10) #echo "Pin 10 de arduino"
if [ "$digital" = "1" ]
then
gpio=16
gpioA=42
gpioAst=1
else
gpio=""
gpioA=""
gpioAst=""
echo -n "7" > /sys/class/pwm/pwmchip0/export
echo -n "1" > /sys/class/pwm/pwmchip0/pwm7/enable
echo -n "$mode" > /sys/class/pwm/pwmchip0/pwm7/period
echo -n "$type" > /sys/class/pwm/pwmchip0/pwm7/duty_cycle
fi
;;
11) #echo "Pin 11 de arduino"
if [ "$digital" = "1" ]
then
gpio=25
gpioA=43
gpioAst=1
else
gpio=""
gpioA=""
gpioAst=""
echo -n "4" > /sys/class/pwm/pwmchip0/export
echo -n "1" > /sys/class/pwm/pwmchip0/pwm4/enable
echo -n "$mode" > /sys/class/pwm/pwmchip0/pwm4/period
echo -n "$type" > /sys/class/pwm/pwmchip0/pwm4/duty_cycle
fi
;;
12) #echo "Pin 12 de arduino"
gpio=38
gpioA=54
gpioAst=1
;;
13) #echo "Pin 13 de arduino"
gpio=39
gpioA=55
gpioAst=1
;;
A0) #echo "Pin A0 de arduino"
if [ "$digital" = "1" ]
then
gpio=44
gpioA=37
gpioAst=1
else
gpio=""
gpioA=37
gpioAst=0
fi
;;
A1) #echo "Pin A1 de arduino"
if [ "$digital" = "1" ]
then
gpio=45
gpioA=36
gpioAst=1
else
gpio=""
gpioA=36
gpioAst=0
fi
;;
A2) #echo "Pin A2 de arduino"
if [ "$digital" = "1" ]
then
gpio=46
gpioA=23
gpioAst=1
else
gpio=""
gpioA=23
gpioAst=0
fi
;;
A3) #echo "Pin A3 de arduino"
if [ "$digital" = "1" ]
then
gpio=47
gpioA=22
gpioAst=1
else
gpio=""
gpioA=22
gpioAst=0
fi
;;
A4) #echo "Pin A4 de arduino"
gpioI2C_MUX=1
if [ "$digital" = "1" ]
then
gpio=48
gpioA=21
gpioAst=1
else
gpio=""
gpioA=21
gpioAst=0
fi
;;
A5) #echo "Pin A5 de arduino"
gpioI2C_MUX=1
if [ "$digital" = "1" ]
then
gpio=49
gpioA=20
gpioAst=1
else
gpio=""
gpioA=20
gpioAst=0
fi
;;
esac
buf="n"
if [ "$gpio" != "" ] && [ "$gpioA" != "" ] && [ "$gpioAst" != "" ]
then
echo -n "$gpio" > /sys/class/gpio/export
echo -n "$mode" > "/sys/class/gpio/gpio$gpio/direction"
echo -n "$type" > "/sys/class/gpio/gpio$gpio/drive"
echo -n "$gpioA" > /sys/class/gpio/export
echo -n "out" > "/sys/class/gpio/gpio$gpioA/direction"
echo -n "strong" > "/sys/class/gpio/gpio$gpioA/drive"
echo -n "$gpioAst" > "/sys/class/gpio/gpio$gpioA/value"
buf="s"
fi
if [ "$gpio" = "" ] && [ "$gpioA" != "" ] && [ "$gpioAst" != "" ] && [ "$buf" = "n" ]
then
echo -n "$gpioA" > /sys/class/gpio/export
echo -n "out" > "/sys/class/gpio/gpio$gpioA/direction"
echo -n "strong" > "/sys/class/gpio/gpio$gpioA/drive"
echo -n "$gpioAst" > "/sys/class/gpio/gpio$gpioA/value"
buf="s"
fi
if [ "$gpio" != "" ] && [ "$gpioA" = "" ] && [ "$gpioAst" = "" ] && [ "$buf" = "n" ]
then
echo -n "$gpio" > /sys/class/gpio/export
echo -n "$mode" > "/sys/class/gpio/gpio$gpio/direction"
echo -n "$type" > "/sys/class/gpio/gpio$gpio/drive"
fi
if [ "$gpioI2C_MUX" != "" ]
then
echo -n "29" > /sys/class/gpio/export
echo -n "out" > /sys/class/gpio/gpio29/direction
echo -n "strong" > /sys/class/gpio/gpio29/drive
echo -n "1" > /sys/class/gpio/gpio29/value
fi