Q: Problem in finding your arduino connected PORT?
Ans : run PORTS_Checker script.
-Upload serial.ino to arduino first for all projects to be performed.
-Change PORT Number according to your Connected usb port of arduino.
-Change Push Bullet API Key before using it (If there is in Program).
-Connect an LED to pin 13 of arduino and ground pin.
-APK used in Sending sensor data to arduino is free sensor node.apk you can find it on google play store
-Change IP accordingly in scripts(if there is).