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Home > Electronics Tutorials > Electronics Engineering Hobby Projects > Bluetooth Device Control > 89c2051 Microcontroller and HC-05 Bluetooth Android Project to control Robot.

Android Controlled Projects
using 8051 Micro-controller and Bluetooth

Robot/Robo Car Android Bluetooth Remote Control Project using 89c2051 Microcontroller
and HC-05 Bluetooth Module

Here is a simple project to control your Robot/Robo Car using Bluetooth Module HC-05 & 89c2051 Microcontroller with your Android Smartphone device.

Circuit diagram of Wireless Android Based Remote Control to control Robot / Robo Car
using 89C2051 and HC-05 Bluetooth Module

Download HEX File
(To save on your PC, right click on file choose "Save link as...")

For more detail on HC-05 Bluetooth module click here
 

 

You can install FREE App on Google Play or can download by clicking on direct link here.

Video Link

App Instructions:

1. First make sure your HC-05 Bluetooth Module is paired with your mobile. The default password for pairing is "1234" or "0000". Check the manual of Bluetooth module.

2. Click on "SELECT DEVICE" icon to select paired Bluetooth module.

3. When you press "UP Arrow" it sends the data "A" to Bluetooth Module connected with the circuit. When Microcontroller detects "A" the Robot / Robot Car moves FORWARD.

4. When you press "Down Arrow" it sends the data "B" to Bluetooth Module connected with the circuit. When Microcontroller detects "B" the Robot / Robot Car moves REVERSE.

5. When you press "LEFT Arrow" it sends the data "C" to Bluetooth Module connected with the  circuit. When Microcontroller detects "C" the Robot / Robot Car turns LEFT.

6. When you press "RIGHT Arrow" it sends the data "D" to Bluetooth Module connected with the  circuit. When Microcontroller detects "D" the Robot / Robot Car turns RIGHT.

7. When you press "STOP" button which is in the center of remote it sends the data "E" to Bluetooth Module connected with the  circuit. When Microcontroller detects "E" the Robot / Robot Car gets STOPPED.

8. When you press "360 Degree" button it sends the data "F" to Bluetooth Module connected with the circuit. When Microcontroller detects "F" the Robot / Robot Car rotates CLOCKWISE on the same position.

9. When you press "-360 Degree" button it sends the data "G" to Bluetooth Module connected with the circuit. When Microcontroller detects "G" the Robot / Robot Car rotates ANTI-CLOCKWISE on the same position.

10. Click on "DISCONNECT" icon to disconnect paired Bluetooth module.

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