Update config change_command using dtmf or APRS

config

@@ -1106,18 +1106,9 @@ fi
 
 function transmit_command_aprs {
 
-	echo "Mode 1 is APRS"
-	STRING="AMSAT-11>APCSS:=3901.40N\07704.39WShi hi MODE=a"
-	sudo rm /home/pi/CubeSatSim/t.txt
-	echo $STRING > /home/pi/CubeSatSim/t.txt
-	echo
-	echo -n "Sending APRS packet "
-	echo $STRING
-	sudo touch /home/pi/CubeSatSim/ready
-	sleep 5
-	sudo touch /home/pi/CubeSatSim/ready
+	FILE=/home/pi/CubeSatSim/transmit_dtmf
+	if [ -f "$FILE" ]; then
 
-	sleep 5
 	 	echo "Stopping command and control"
 		sudo systemctl stop command
 	
@@ -1132,5 +1123,20 @@ function transmit_command_aprs {
 	 	echo "Resuming command and control"
 		sudo systemctl start command
 
+	else
+
+		STRING="AMSAT-11>APCSS:=3901.40N\07704.39WShi hi MODE=a"
+		sudo rm /home/pi/CubeSatSim/t.txt
+		echo $STRING > /home/pi/CubeSatSim/t.txt
+		echo
+		echo -n "Sending APRS packet to change mode to APRS"
+		echo $STRING
+		sudo touch /home/pi/CubeSatSim/ready
+		sleep 5
+		sudo touch /home/pi/CubeSatSim/ready
+		sleep 5
+
+	fi
+
 	exit
 }