#CONFIGURATION PORT PTT & SQL

# Radio "VHF" GPIO 16:PTT - GPIO 19:SQUELCH
echo "16" > /sys/class/gpio/export &
sleep 2
echo out > /sys/class/gpio/gpio16/direction

echo "19" > /sys/class/gpio/export &
sleep 2
echo in > /sys/class/gpio/gpio19/direction
sleep 2
#echo 1 >  /sys/class/gpio/gpio19/active_low  
# MODE A : Squelch is active when the signal from receiver come from 0V to +5V (or 0V => +x V) / Upper config 'active_low' line is NOT in the script (line commented with # at its begin)
# MODE B : Squelch is active when the signal from receiver come from +5V to 0V (or +xV => 0V ) / Upper config 'active_low' line is in the script (uncommented)

# Radio "LINK" GPIO 17:PTT - GPIO 18:SQUELCH
echo "17" > /sys/class/gpio/export &
sleep 2
echo out > /sys/class/gpio/gpio17/direction

echo "18" > /sys/class/gpio/export &
sleep 2
echo in > /sys/class/gpio/gpio18/direction
sleep 2
#echo 1 >  /sys/class/gpio/gpio18/active_low
# MODE A : Squelch is active when the signal from receiver come from 0V to +5V (or 0V => +x V) / Upper config 'active_low' line is NOT in the script (line commented with # at its begin)
# MODE B : Squelch is active when the signal from receiver come from +5V to 0V (or +xV => 0V ) / Upper config 'active_low' line is in the script (uncommented)

#RELAYS OUTPUTS
echo "20" > /sys/class/gpio/export &
sleep 2
echo out > /sys/class/gpio/gpio20/direction
echo "21" > /sys/class/gpio/export &
sleep 2
echo out > /sys/class/gpio/gpio21/direction
echo "22" > /sys/class/gpio/export &
sleep 2
echo out > /sys/class/gpio/gpio22/direction
echo "23" > /sys/class/gpio/export &
sleep 2
echo out > /sys/class/gpio/gpio23/direction

#INPUTS
echo "24" > /sys/class/gpio/export &
sleep 2
echo in > /sys/class/gpio/gpio24/direction
echo "25" > /sys/class/gpio/export &
sleep 2
echo in > /sys/class/gpio/gpio25/direction
echo "26" > /sys/class/gpio/export &
sleep 2
echo in > /sys/class/gpio/gpio26/direction
echo "27" > /sys/class/gpio/export &
sleep 2
echo in > /sys/class/gpio/gpio27/direction

#WATCHDOG
echo "12" > /sys/class/gpio/export &
sleep 2
echo out > /sys/class/gpio/gpio12/direction