HC05 is basically a Bluetooth module ... any command is given at Arduino serial monitor and it will send them to HC05. First of all, connect the components as per circuit diagram below. Then follow ...

This is the basic circuit diagram ... 5V output of the Arduino to 3.3V, so as to not damage the HC05 module. This is the additional step required to connect two HC05 modules together. We need to ...

Power up the circuit: Disconnect the Arduino board from the computer. Connect a power source (e.g., a 9V battery or a USB power bank) to the Arduino board. Pair the Bluetooth module with your mobile ...

This circuit uses Arduino board that accepts data via HC-05 Bluetooth module from various types of gadgets like Android based smartphones. Arduino is the heart of this programmable display. The ...

Now let us assemble all the components and make a switching circuit. A touch sensor is a touch-sensitive module which has 3 input/output pins. Power up this module by connecting the Vcc pin and ground ...

The home automation circuit is built around an Arduino Uno board, Bluetooth module HC-05 and a 3-channel relay board. The number of channels depends on the number of appliances you wish to control.

14 - Read switch and Buzzer simulation with and Without Arduino nano 15 - PIR Sensor interfacing ... with Arduino Nano serial and LCD 19 - Wifi Module interfacing with Arduino Nano 20 - Bluetooth ...

It’s hard to imagine an easier way to set up communications between an Android device and an Arduino using Bluetooth ... cheap and ubiquitous HC-05 Bluetooth module. Having picked up one of ...

The Arduino processes the data and then transmits it to a smart phone via a Bluetooth module. The whole circuit is powered ... case any one wants to copy his design.