“Whats app guys.. In this tutorial, we are going to make a wireless electronic notice board using arduino and bluetooth. you are going to make it step by step manner. This will help us in passing any message almost immediately without any delay just by sending a SMS which is better and more reliable than the old traditional way of passing the message on notice board. This proposed technology can be used in colleges many public places, malls or big buildings to enhance the security system and also make awareness of the emergency situations and avoid many dangers. Using Bluetooth module display the message onto the display board.
1) Arduino UNO
3) LCD Break up board