Display for Arduino , helps you to visualize data on your smartphone with simplest serial communication using usb cable .Aruduino is easy to use you can simply use Serial.print() or Serial.write() command to print data on the app.
Advantages of data visualization • Data Monitoring • Detection of errror Arduino microcomputer is really easy and becoming need of every electrical engineer now a days . Using hardware lcd with arduino is difficult , one has to do connection and write the cumbersome code . Displaying a data on smartphone is fun you can impress your friends.
Read for instructions at : http://quzalmehmood.com/2017/02/04/display-for-arduino-use-smartphone-as-a-monitor-for-arduino-with-usb-cable/