About Bluetooth Relay ON/OFF Project
This is a simple Android Bluetooth Remote Controlled Relay Project using 89c2051 Micro-controller and HC-05 Bluetooth Module. You can control relay to switch ON/OFF device like Light, Fan etc. You can download circuit and...
This is a simple Android Bluetooth Remote Controlled Relay Project using 89c2051 Micro-controller and HC-05 Bluetooth Module. You can control relay to switch ON/OFF device like Light, Fan etc.
You can download circuit and hex file here http://www.hobbyprojects.com/bluetooth-device-control/
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. When you press ON button it sends the data "A" to Bluetooth Module connected with a circuit. Micro-controller turns ON the relay when it detects "A"
3. When you press OFF button it sends the data "a" to Bluetooth Module connected with a circuit. Micro-controller turns OFF the relay when it detects "a"
4. For voice command click on Mic. icon and speak "ON" or "OFF" to turn ON/OFF device (it needs Wifi or Data Connection)
Previous Versions
Here you can find the changelog of Bluetooth Relay ON/OFF Project since it was posted on our website on 2021-12-11 21:32:15.
The latest version is 1.0 and it was updated on 2024-04-19 22:17:39. See below the changes in each version.
Bluetooth Relay ON/OFF Project version 1.0
Updated At: 2017-03-16
Changes: Added Speech Reorganization to turn ON/OFF Device
Disclaimer
Official Google Play Link
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