Arduino Leonardo R3 Official with USB Cable

The Arduino Leonardo R3 Official with USB Cable is a versatile and powerful microcontroller development board based on the ATmega32U4 microcontroller. Unlike many other Arduino boards, the Leonardo features native USB support, allowing it to act directly as a USB Human Interface Device (HID) such as a keyboard, mouse, joystick, or game controller without the need for additional hardware.

This makes the Arduino Leonardo especially popular for USB-based projects, automation systems, robotics, educational learning, prototyping, and advanced DIY electronics projects. The inclusion of an official USB cable ensures easy setup and immediate use right out of the box.

Key Features

• Official Arduino board with genuine components

• Based on ATmega32U4 microcontroller

• Native USB functionality

• Can emulate keyboard and mouse

• No external USB-to-serial chip required

• Reliable and stable performance

• Ideal for HID and USB projects

• Compatible with Arduino IDE

• Supports a wide range of libraries

• Includes USB cable for convenience

Technical Specifications

Board Model: Arduino Leonardo R3
Microcontroller: ATmega32U4
Operating Voltage: 5V
Input Voltage: 7–12V recommended
Digital I/O Pins: 20
PWM Channels: 7
Analog Input Pins: 12
Flash Memory: 32 KB
SRAM: 2.5 KB
EEPROM: 1 KB
Clock Speed: 16 MHz
USB Interface: Native USB

Applications

The Arduino Leonardo R3 is widely used in various electronics and automation projects, including:

• USB keyboard and mouse emulation

• Game controllers and joysticks

• Robotics control systems

• Educational learning kits

• Automation and control projects

• Custom USB devices

• Sensor-based monitoring systems

• IoT prototyping

• DIY electronics experiments

• Research and academic projects

Its unique USB capability sets it apart from many other Arduino boards.

Native USB Advantage of Arduino Leonardo

One of the most important features of the Arduino Leonardo is its native USB support. Because the USB functionality is built directly into the ATmega32U4 microcontroller, the board can communicate with a computer as a USB device, not just as a serial interface.

This allows developers to create projects where the Arduino appears as a keyboard, mouse, MIDI device, or other USB peripherals. This capability is extremely useful for automation, accessibility devices, testing tools, and creative electronics projects.

Programming and Software Support

The Arduino Leonardo R3 is fully compatible with the Arduino IDE, making programming simple and accessible for beginners and professionals alike. It supports the same programming language and environment as other Arduino boards.

A wide range of libraries are available for USB HID, sensors, motors, displays, and communication modules, enabling rapid development of complex projects.

Performance and Reliability

As an official Arduino board, the Leonardo R3 is manufactured using high-quality components and strict quality control standards. This ensures consistent performance, long-term reliability, and stable operation even in demanding projects.

The onboard voltage regulation and protection circuitry help safeguard the board during extended use.

Compatibility with Sensors and Modules

The Arduino Leonardo R3 works seamlessly with:

• Temperature, humidity, and motion sensors

• Motor drivers and relay modules

• Displays such as LCD and OLED

• Communication modules like Bluetooth and WiFi

• SD card and data logging modules

• Power management circuits

This wide compatibility makes it a flexible choice for many project types.

Learning and Educational Benefits

The Arduino Leonardo is an excellent choice for students, educators, and beginners learning embedded systems and electronics. Its USB HID capabilities introduce advanced concepts while remaining beginner-friendly.

It is widely used in STEM education, robotics competitions, and university-level projects.

Installation and Usage Guidelines

• Install Arduino IDE on your computer

• Connect board using provided USB cable

• Select Arduino Leonardo from board menu

• Choose correct COM port

• Upload sample sketch to test

• Use proper power supply for peripherals

Following these steps ensures smooth operation and quick project startup.

Advantages of Using Arduino Leonardo R3

• Official and genuine Arduino board

• Native USB functionality

• No extra USB converter required

• Easy programming environment

• Strong community support

• High-quality build

• Ideal for HID projects

• Suitable for beginners and professionals

Why Buy Arduino Leonardo R3 from Electroxbd

• Official and authentic Arduino products

• Competitive pricing in Bangladesh

• Fast and reliable nationwide delivery

• Includes USB cable

• Ideal for students and professionals

• Dedicated customer support

• Wide range of Arduino boards and accessories

• Trusted Source for Reliable Electronic Parts

Buy Arduino Leonardo R3 Official with USB Cable in Bangladesh

Get started with USB-based electronics projects using the Arduino Leonardo R3 Official with USB Cable from Electroxbd.com. Perfect for robotics, HID devices, learning, and advanced DIY electronics.

Office Address:
H#1/1, In Opposite of RH Chhatrabash, Madrasa More, Debisingpara, Boalia, Rajshahi, Bangladesh

Contact: 01600334238
Website: www.electroxbd.com

Electroxbd – Trusted Source for Reliable Electronic Parts.

Common Questions:

Q: What is the price of Arduino Leonardo R3 Official with USB Cable in Bangladesh?

A: The latest price of Arduino Leonardo R3 Official with USB Cable in Bangladesh is 800 BDT.

Q: Where to buy Arduino Leonardo R3 Official with USB Cable in Bangladesh?

A: You can buy the Arduino Leonardo R3 Official with USB Cable at the best price from ElectroXBD in Bangladesh.