using 8051 Micro-controller and Bluetooth
Simple Android Bluetooth Remote Control Project for
3 Relays using 89c2051 Microcontroller
and HC-05 Bluetooth Module
Circuit diagram of Android based remote control for 3 relays
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.
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 to select paired Bluetooth module.
3. When you press ON button for Device 1 it sends the data "A" to Bluetooth Module connected with the circuit. Microcontroller turns ON the Device 1 relay when it detects "A"
4. When you press OFF button for Device 1 it sends the data "a" to Bluetooth Module connected with the circuit. Microcontroller turns OFF the Device 1 relay when it detects "a".
5. When you press ON button for Device 2 it sends the data "B" to Bluetooth Module connected with the circuit. Microcontroller turns ON the Device 2 relay when it detects "B".
6. When you press OFF button for Device 2 it sends the data "b" to Bluetooth Module connected with the circuit. Microcontroller turns OFF the Device 2 relay when it detects "b".
7. When you press ON button for Device 3 it sends the data "C" to Bluetooth Module connected with the circuit. Microcontroller turns ON the Device 3 relay when it detects "C".
8. When you press OFF button for Device 3 it sends the data "c" to Bluetooth Module connected with the circuit. Microcontroller turns OFF the Device 3 relay when it detects "c".
9, Click on Disconnect to disconnect paired Bluetooth module.