Arduino Mega 2560 with its input/output pins. (Source
Arduino Mega 2560 R3 - Original
Introduction to Arduino Mega 2560 Rev3 - The Engineering Projects
Arduino Mega 2560 R3 Board at Rs 950/piece, Arduino UNO Board in Jaipur
Arduino Mega - DFRobot
The Arduino Mega 2560 Rev3 is one of the most popular stock Arduino boards along with the Arduino Uno. It has more memory and I/O than the Arduino Uno. Mega can use most shields developed for Uno, Duemilavove and Diecimila.
Arduino Mega 2560 Rev3 A000067
Arduino Mega - DFRobot
Get inspired with Arduino MEGA 2560 – GuyWithTech
The Arduino Mega 2560 Rev3 is one of the most popular stock Arduino boards along with the Arduino Uno. It has more memory and I/O than the Arduino Uno. Mega can use most shields developed for Uno, Duemilavove and Diecimila.
Arduino Mega 2560 Rev3 A000067
Android Basics and User Interfaces