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It used to be but the new Arduino UNO uses custom software on an Atmel microcontroller that includes USB support: http://wiki.ladyada.net/arduino/unofaq#new_us
by follower 16y ago
It used to be but the new Arduino UNO uses custom software on an Atmel microcontroller that includes USB support:
http://wiki.ladyada.net/arduino/unofaq#new_usb_chip http://wiki.ladyada.net/arduino/unofaq#new_usb_chip