	
	
	This program implements Control and Readout 
	of a Sylvac Dial Gauge with Bluetooth interface.

	It  only works with a Sylvac S_Dial Work
	with Bluetooth interface together with a 
	BLED112 Bluetooth USB Stick!
	
	It does n o t work with the builtin bluetooth 
	interface of a laptop.
	
	it needs marabou with ROOT v6: 
	module load marabou/6 
	
	the user must be in group: dialout
	sudo usermod -a -G dialout etpqaqc
	
	the program "espeak" should be installed
	sudo apt-get install espeak
	
	Installation and execution:
	
	tar -xzf plsurvey.tgz
	cd plsurvey
	make
	
	./plsurvey.exe [device] [inaddr]
	Defaults: device = "/dev/ttyACM0"
             inaddr = "F8C4FF813D8C"
             
	For more info consult "Help" 
	
	If connection to BLE device is stuck try:
		- remove dongle from PC
		- reset Bluetooth (bt) on Sylvac device
		- plugin dongle
	Normally the device is: /dev/ttyACM0
	Watch with command "dmesg" during plugin if this 
	really shows up
		
	Muenchen 21.9.2017
	Otto.Schaile@lmu.de
	
