fr:configuration_de_base

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Fichier /etc/rc.local Editer le fichier avec la commande (ajouter en fin de fichier AVANT exit 0)

sudo nano /etc/rc.local
#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)
 

La configuration peut être éventuellement testée avec [http://wiringpi.com/ wiringPi].

Le résultat doit être conforme à cet état (instruction gpio readall):

800px|Les états des ports GPIO pour la ''SVXLink Card''

  • fr/configuration_de_base.txt
  • Dernière modification: 2020/07/05 17:12
  • (modification externe)