Se agregan las funciones para el encendido de los leds y apagado de los mismos sin embargo esto aun se debe modificar para que detecte si debe apagarse o encenderse.

led-bash.sh

@@ -1,8 +1,24 @@
 #! /bin/bash
 
-LED0=/sys/class/leds/beaglebone:green:usr
+LED=/sys/class/leds/beaglebone:green:usr
 NUM=$1
 
-echo "none"	 >> $LED0$NUM/trigger
-echo "1"	 >> $LED0$NUM/brightness
+function removeTrigger
+{
+	echo "none" >> $LED$NUM/trigger
+}
+
+function ledOn
+{
+	echo "1" >> $LED$NUM/brightness
+}
+
+function ledOff
+{
+	echo "0" >> $LED$NUM/brightness
+}
+
+echo "Starting program "
+removeTrigger
+ledOn
 echo "script done"