The Mega 2560 Rev3 is a powerful and versatile development board based on the ATmega2560 microcontroller. With 54 digital I/O pins (14 of which support PWM), 16 analog inputs, and 4 UARTs, the Mega 2560 is ideal for projects that require multiple input and output operations. It also features a 16MHz crystal oscillator, a USB connection for programming, and a power jack, making it easy to set up and get started.
This board is compatible with most shields built for the Uno, Duemilanove, or Diecimila, allowing users to expand functionality with ease. The Mega 2560 can be powered via USB or an external power source, automatically selecting the optimal power source for convenience.
Key Features and Specifications
Feature | Details |
---|---|
Microcontroller | ATmega2560 |
Operating Voltage | 5V |
Input Voltage (recommended) | 7V to 12V |
Input Voltage (limit) | 6V to 20V |
Digital I/O Pins | 54 (14 support PWM) |
Analog Input Pins | 16 |
UARTs | 4 hardware serial ports |
Clock Speed | 16 MHz |
Flash Memory | 256 KB (8 KB used by bootloader) |
SRAM | 8 KB |
EEPROM | 4 KB |
DC Current per I/O Pin | 40 mA |
Connectivity | USB, ICSP header, power jack |
Additional Features | Stronger reset circuit, 1.0 pinout compatibility |
Highlights of the Mega 2560 Rev3
- High Pin Count for Complex Projects
With 54 digital pins, 16 analog inputs, and 4 UARTs, the Mega 2560 is ideal for projects that require extensive I/O capabilities, such as robotics, automation, and data acquisition. - Compatible with Shields
The Mega 2560 supports most shields compatible with the Uno, allowing for easy expansion of functionality and project versatility. - Reliable Power Management
The board can be powered via USB or an external source, with automatic power selection. It is recommended to use a voltage of 7V to 12V for optimal performance, with a maximum limit of 20V. - Enhanced Reset Circuit and Pinout
The Rev3 version includes an improved reset circuit and the 1.0 pinout, adding SDA and SCL pins near AREF and new IOREF and NC pins, improving shield compatibility. - ATmega16U2 USB to Serial Converter
The Mega 2560 Rev3 uses the ATmega16U2 as a USB to serial converter, offering reliable communication with your computer for programming and debugging.
Package Includes
- 1 x Original Mega 2560 ATmega2560 MCU Rev3 (A000067)
- 1 x USB Cable
Ideal Applications
- Embedded System Prototyping: Suitable for advanced embedded systems requiring multiple I/Os.
- Industrial Automation and Control: Use for complex automation and process control applications.
- Networking and Communication: Ideal for IoT projects that involve serial communication with multiple devices.
- Data Acquisition and Instrumentation: Supports projects requiring extensive analog and digital input capabilities.
Important Power Consideration
- Recommended Input Voltage: 7V to 12V (exceeding 12V may cause the voltage regulator to overheat).
- Maximum Input Voltage: 20V (prolonged exposure may damage the board).
The Mega 2560 Rev3 is a feature-rich, versatile platform for large projects, available at DroneZone.co.in.
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