1. Clone the repo and do an apt update
   sudo apt-get update
sudo apt-get install git -y
git clone https://github.com/lahiiru/BLE.git

2. Install dependancies
   sudo apt-get install python3-pip bluetooth bluez-tools bluez-test-scripts bluez-hcidump python-bluez -y

3. Enable experimental bluetooth features by adding --experimental flag to following file as below.
   sudo nano /lib/systemd/system/bluetooth.service

   ExecStart=/usr/lib/bluetooth/bluetoothd --experimental

   Ctrl+O then Crtl+X to save and exit from the nano editor

4. Apply changes
   sudo systemctl daemon-reload
sudo service bluetooth restart

5. Check bluetooth status
   service bluetooth status

● bluetooth.service - Bluetooth service
   Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset: enabled)
   Active: active (running) since Sat 2019-04-13 16:12:00 UTC; 6s ago
     Docs: man:bluetoothd(8)
 Main PID: 17773 (bluetoothd)
   Status: "Running"
   CGroup: /system.slice/bluetooth.service
           └─17773 /usr/lib/bluetooth/bluetoothd --experimental

systemd[1]: Starting Bluetooth service...
bluetoothd[17773]: Bluetooth daemon 5.43
systemd[1]: Started Bluetooth service.
bluetoothd[17773]: Starting SDP server
bluetoothd[17773]: Bluetooth management interface 1.14 initialized
bluetoothd[17773]: Failed to obtain handles for "Service Changed" characteristic
bluetoothd[17773]: Endpoint registered: sender=:1.32 path=/A2DP/SBC/Source/1
bluetoothd[17773]: Endpoint registered: sender=:1.32 path=/A2DP/SBC/Sink/1

6. Clone python-bluezero and copy configurations
   git clone https://github.com/ukBaz/python-bluezero.git
sudo cp python-bluezero/examples/ukBaz.bluezero.conf /etc/dbus-1/system.d/. && sudo systemctl daemon-reload && sudo service bluetooth restart

7. Python-pip dependenices
   sudo pip3 install bluezero
sudo pip3 install uptime
sudo pip3 install pybluez
sudo pip3 install bluepy

8. Schedule running transmitter.py at start. Add follwing line to crontab
crontab -e

   @reboot sleep 20 && sudo python3 /home/pi/BLE/transmitter.py
   @reboot sleep 25 && sudo python3 /home/pi/BLE/beacon_udp.py

9. Run BeaconManager.exe in a Windows PC and IP of the this PC will be SERVER_ADD.

10. Change the SERVER_ADD in config.py script and reboot.