My tutorial on how to use Android studio for beginners.

Visible light communication system. During my holiday, I worked on a project using an Arduino, an ultrasonic sensor, and bright spotlights to send messages using light instead of the internet. The light is turned ON and OFF in a pattern. ON means 1 OFF means 0 These ON and OFF signals are called bits. Every 8 bits make one letter or symbol. I also created an Android app using android studio. The app uses the phone's camera to read the blinking light. It changes the light signals into bits and th

Android Studio Beginner Tutorial: Build Your First App (No Coding Experience) 2025 part 1