HC-05 Bluetooth Module – Wireless Serial Communication Module for Arduino

Description

HC-05 Bluetooth Module – Wireless Serial Communication Module for Arduino

The HC-05 Bluetooth Module is a compact wireless serial communication module designed for Arduino, microcontrollers, robotics, home automation, and DIY electronics projects. It allows compatible devices to communicate wirelessly over Bluetooth through a simple UART serial interface.

The HC-05 module is commonly used to add Bluetooth connectivity to Arduino and other microcontroller-based projects. It can be used for wireless data transfer, remote control applications, robotics, automation projects, and serial communication.

Features

• HC-05 Bluetooth wireless communication module
• Bluetooth serial communication
• UART interface for easy microcontroller connection
• Suitable for Arduino and compatible microcontrollers
• Supports wireless data transfer
• Compact and easy-to-use module
• Suitable for robotics and automation projects
• Useful for DIY and educational electronics projects

Specifications

• Module: HC-05 Bluetooth Module
• Communication: Bluetooth
• Interface: UART / Serial
• Logic Level: 3.3V TTL
• Supply Voltage: Typically 5V through onboard regulator on common breakout boards
• Bluetooth Version: Bluetooth 2.0 + EDR
• Communication Mode: Serial wireless communication
• Operating Range: Up to approximately 10 meters in open space
• Antenna: PCB antenna
• Status Indicator: LED

Applications

• Arduino Bluetooth projects
• Wireless serial communication
• Robot control projects
• Bluetooth-controlled robots
• Home automation
• Wireless data transfer
• IoT and embedded projects
• DIY electronics
• Educational electronics projects

Compatibility

The HC-05 Bluetooth Module can be used with Arduino boards and other compatible microcontrollers that support UART serial communication. It is suitable for students, hobbyists, makers, engineers, technicians, and developers working on wireless electronics projects.

Important

Specifications can vary slightly between HC-05 breakout-board versions, especially supply-voltage handling and pin configuration. Please verify the module version before connecting it to your circuit.