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. Allowing an Arduino to become nearly ...

demo for the Arduino Mega 2560. For those unfamiliar ... It’s been done before, but by streaming data off an SD card or serial link. [Stephane] was determined to store everything on the Arduino ...