It’s a significant update. The Arduino UNO and Arduino Mega 2560 update the Duemilanove and Mega respectively. They now use an ATMega8U2 instead of an FTDI USB to serial converter chip.

It's of course backwards compatible with existing Arduino add-ons, but sets itself apart with a new USB controller with lower latency and driver-free operation on Mac and Linux.

If you are searching for a new project to keep you busy for the next couple of weekends you might be interested in this hexapod robot project powered by an Arduino Mega 2560 development board ...

For this project I am using the Arduino Mega 2560. Absolute Number of Steps Matter First, we should consider the number of steps needed for a full rotation of the motor shaft. In this prototype I used ...