The 8U2 firmware uses the standard USB COM drivers, and no external driver is needed. However, on Windows, a .inf file is required.
The USB Serial Adapter has an on-board mini-USB connector and 5 pins including RX (for receiving data from the computer) and TX (for transmitting data). 5V or 3.3V(selected by switching the jumper), The Ground and a Reset pin are also exposed. Status lights include RX and TX activity. The adapter can easily connect to the Arduino Ethernet, Mini, Mini Pro, LilyPad, LilyPad Simple, and Fio.
USB Serial Light Adapter (8u2) (1 Unit).
|Specifications||3.3/5V output(switchable via Jumpers). Dimensions: 40 X 21mm.|