Arduino Mega 2560 R3 ATmega16U2 Board
The Arduino Mega 2560 R3 ATmega16U2 Board with USB Cable is a robust, high-performance microcontroller board designed for advanced projects requiring large I/O capacity and multiple serial interfaces. Powered by the ATmega2560 and supported by the ATmega16U2 USB-to-serial converter, this board offers significant advantages for complex embedded systems, robotics, 3D printers, and IoT automation. The Arduino Mega 2560 is a microcontroller board based on the ATmega2560 (datasheet).
With 54 digital I/O pins, 16 analog inputs, 4 UARTs, and support for 15 PWM outputs, it is ideal for projects that involve multiple sensors, actuators, displays, and communication devices. It’s fully compatible with the Arduino IDE and supports C/C++ programming.
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⚙️ Technical Specifications
| Feature | Specification |
|---|---|
| Microcontroller | ATmega2560 |
| USB Interface | ATmega16U2 |
| Operating Voltage | 5V |
| Input Voltage (Recommended) | 7–12V |
| Digital I/O Pins | 54 (15 PWM) |
| Analog Input Pins | 16 |
| UARTs | 4 |
| Flash Memory | 256 KB (8 KB used by bootloader) |
| SRAM | 8 KB |
| EEPROM | 4 KB |
| Clock Speed | 16 MHz |
| USB Port | Standard Type-B |
| Dimensions | 101.52 mm x 53.3 mm |
🧠 Applications & Use Cases
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Advanced robotic arms and drones
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3D printers and CNC machines (compatible with RAMPS Shield)
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Smart agriculture and industrial IoT systems
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Home automation and surveillance systems
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Projects requiring multiple sensors or communication protocols
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Data logging with real-time serial communication
This board is particularly popular for educational institutes, research labs, and makerspaces building scalable and real-time embedded solutions.
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Features of Arduino Mega R3:
- Microcontroller: ATmega2560
- Operating Voltage: 5V
- Input Voltage (recommended): 7-12V
- Input Voltage (limits): 6-20V
- Digital I/O Pins: 54 (of which 15 provide PWM output)
- Analog Input Pins: 16
- DC Current per I/O Pin: 40 mA
- DC Current for 3.3V Pin: 50 mA
- Flash Memory: 256 KB of which 8 KB used by bootloader
- SRAM: 8 KB
- EEPROM: 4 KB
- Clock Speed: 16 MHz
- USB Host Chip: MAX3421E
Applications of Arduino Mega 2560 R3:
- Multiple Projects requiring High-speed Operations.
- Multiple DIY projects having larger code size.
- Atmega32 based Robot.
🛠️ How to Use
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Connect the board using the included USB cable.
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Open Arduino IDE and select “Arduino Mega 2560” from the board list.
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Choose the appropriate COM port and upload your sketch.
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Use Serial Monitor or Serial Plotter for real-time feedback.
📺 Tutorial Video:
🔗 Arduino Mega 2560 Getting Started Tutorial
⚠️ Precautions
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Always disconnect power while making wiring changes.
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Avoid drawing high current directly from I/O pins.
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Use a regulated power supply for long-running or motorized projects.
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Confirm USB drivers are installed for correct ATmega16U2 operation.
🛒 Buy Arduino Mega 2560 from Electroway
Get the Arduino Mega 2560 R3 ATmega16U2 Board now at Electroway — your trusted supplier of quality Arduino boards and tools & accessories.
Package includes:
- 1x Microcontroller Board
- 1x Cable
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