Mega ADK R3 Board Compatible With Arduino is a chinese make clone having ATmega2560. It has a USB host interface to connect with Android based phones, based on the MAX3421E IC. It has 54 digital input/output pins (of which 15 can be used as PWM outputs), 16 analog inputs, 4 UARTs (hardware serial po..
The ATMEGA2560 Breakout board is a development board that has lower component count and smaller board size. It is an Arduino Mega 2560 compatible board based on the ATmega2560-16AU microcontroller. It solves a lot of issues like weight and size from the original arduino Mega. It has 54 digital input..
Seeeduino ADK Main Board is based on Android Open Accessory Development Kit(ADK). Compared to the Google's ADK Reference design, Seeeduino ADK has many added features like support of both 5V and 3.3V I/O (logic with a switch), smaller form-factor, better placement of reset button, pads for more pin-..
The Arduino Mega 2560 is a microcontroller board based on the ATmega2560. It has 54 digital input/output pins (of which 15 can be used as PWM outputs), 16 analog inputs, 4 UARTs (hardware serial ports), a 16 MHz crystal oscillator, a USB connection, a power jack, an ICSP header, and a reset button. ..