In this tutorial to learn the Arduino based Home Automation will enable the user to use a Home Automation System based on Bluetooth Connectivity. The user commands over Android Mobile will be obtained by Mobile Bluetooth. The Microcontroller has an interface with this Bluetooth. The system status is displayed through the LCD display, along with the voice. Bluetooth Home Automation system, for controlling all your electrical appliances by using Android application.
The system works only with associated anroid app.
Circuit Diagram
Components Required
1) Arduino Uno R3
2) Bluetooth HC-05
3) 4 channel Relay module
4) Speaker
5) DFPlayer
6)Memory card 16gb- 1 no
7)Push button - 3 nos
8)Resistor 1k - 1 no
Refer blog for more details:
DFPlayer Mini
The DFPlayer Mini MP3 Player For Arduino is a small and low price MP3 module with an simplified output directly to the speaker. The module can be used as a stand alone module with attached battery, speaker and push buttons or used in combination with an Arduino UNO or any other with RX/TX capabilities.
Installing Library
To install the library navigate to the Sketch > Include Library > Manage Libraries… Wait for Library Manager to download libraries index and update list of installed libraries.
DFRobotDFPlayerMini.h : you need to Download and install the DFPlayer library.
LiquidCrystal_I2C.h : you need to Download and install the LCD display library.
After installing the required libraries, copy the following code to your Arduino IDE.
Demo
Download Android app:
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