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.
[Stephane] begs to differ, and coded this Bad Apple!! demo for the Arduino Mega 2560. For those unfamiliar, video on the Arduino is actually somewhat of a solved problem – merely requiring a ...
It lets you use not just one or three Arduino boards but seven — Micro, Pro Mini 3.3V, Pro Mini 5V, Leonardo, Uno R3, Nano R3 ...