SKU: SBCD-0330
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MEGA 2560 R3 Dev Board with ATmega2560 & CH340G

₹969.00 (Inclusive of all taxes)
Out of Stock

This is a MEGA 2560 R3 compatible development board, built around the ATmega2560 microcontroller and featuring a CH340G USB-to-serial converter. It offers extensive I/O capabilities, making it ideal for a broad spectrum of Arduino-based embedded projects and prototyping.

Features

  • Powered by the robust ATmega2560 microcontroller at 16 MHz.
  • Features 54 digital I/O pins (15 PWM) and 16 analog inputs for versatile connectivity.
  • Integrated CH340G USB-to-serial chip ensures reliable computer communication.
  • Includes a USB host interface for Android-based phone connectivity via MAX3421e IC.
  • Equipped with the 1.0 pin-out for enhanced shield compatibility, including SDA/SCL and IOREF pins.

Out of stock

Description

The ATmel MCU ATMEGA2560-16U MEGA 2560 R3 Improved Version CH340G Board serves as a powerful microcontroller platform based on the ATmega2560. This board is designed to offer a comprehensive development environment with its 54 digital input/output pins, including 15 capable of PWM output, and 16 analog input pins. It integrates a CH340G for USB-to-serial communication, providing a reliable interface for programming and debugging.

Beyond standard capabilities, this board uniquely features a USB host interface, powered by the MAX3421e IC, enabling direct connectivity with Android-based phones for accessory development. It also incorporates essential components such as a 16 MHz crystal oscillator, a power jack, an ICSP header, and a reset button. The Rev3 board includes the enhanced 1.0 pin-out, adding dedicated SDA/SCL pins near AREF and an IOREF pin, improving compatibility with various Arduino shields operating at different voltage levels.

Key Features

  • Microcontroller: ATmega2560 (16 MHz clock speed, 256 KB Flash, 8 KB SRAM, 4 KB EEPROM).
  • Digital I/O Pins: 54, with 15 channels supporting PWM output.
  • Analog Input Pins: 16 channels for sensing various analog signals.
  • Serial Communication: 4 hardware UARTs for extensive peripheral interaction.
  • USB Connectivity: Integrated CH340G for efficient USB-to-serial conversion.
  • USB Host Capabilities: Features MAX3421e IC for USB host interface, supporting Android accessory development.
  • Power Options: Can be powered via USB connection or external 7-12V DC power supply (6-20V limits).
  • Shield Compatibility: Enhanced 1.0 pin-out with dedicated SDA/SCL and IOREF pins.
  • Robust Design: Improved RESET circuit for stable operation.

Applications

  • Robotics control and automation.
  • Complex data logging and sensor network projects.
  • Home automation systems.
  • Embedded system prototyping and development.
  • Android accessory development.

Technical Specifications

MicrocontrollerATmega2560
Operating Voltage5V
Input Voltage (recommended)7-12V
Input Voltage (limits)6-20V
Digital I/O Pins54 (15 provide PWM output)
Analog Input Pins16
DC Current per I/O Pin40 mA
DC Current for 3.3V Pin50 mA
Flash Memory256 KB
SRAM8 KB
EEPROM4 KB
Clock Speed16 MHz
Dimensions (LxWxH)111 x 54 x 12 mm
Weight34 g

Frequently Asked Questions

What is the primary microcontroller on this MEGA 2560 R3 board?

The board features the ATmega2560 microcontroller, operating at 16 MHz. This powerful AVR MCU provides 256 KB of Flash memory, 8 KB of SRAM, and 4 KB of EEPROM, enabling complex sketches and data storage for advanced embedded projects. It forms the core processing unit for all operations.

How does this board handle USB connectivity for programming and data transfer?

This MEGA 2560 R3 board utilizes the CH340G chip for USB-to-serial communication. This converter facilitates reliable connection to your computer for uploading code via the Arduino IDE and serial debugging. It's a common and cost-effective solution for USB interfacing.

Is this MEGA 2560 R3 board compatible with standard Arduino shields?

Yes, the board is designed to be compatible with standard Arduino shields, especially those designed for the Arduino Mega form factor. It includes the 1.0 pin-out, which features dedicated SDA and SCL pins near the AREF pin, and an IOREF pin, ensuring broad compatibility with modern shields.

Does this board offer capabilities for Android accessory development?

Yes, this board is equipped with a USB host interface, driven by the MAX3421e IC, specifically for connecting with Android-based phones. This feature allows developers to create custom accessories and applications that interact directly with Android devices, expanding its utility beyond standard microcontroller tasks.

What is the recommended power supply for this Mega 2560 R3 board?

The board can be powered either via its USB connection or an external power supply. For external power, a DC-to-AC adapter or battery can be connected to the 2.1mm center-positive power jack. The recommended input voltage is 7-12V, with limits between 6V and 20V.

Package Includes

  • 1 x Mega R3 Android Accessory Development Kit (ADK) board.

Additional Information

Weight 0.034 kg
Dimensions 11.1 × 5.4 × 1.2 cm