Highlights

• Compatible with Arduino IDE 1.5 (OSX/Win/Linux)
• Fully signed drivers and executable for easy installation
• USB programming, Serial over USB debugging and communication,USB device emulation, USB-CDC virtual serial port emulation
• 16 MHz AVR MCU - using a true 16Mhz precision crystal,16KB Flash Memory (14.5K+ after bootloader)
• 14 i/o Pins (2 shared with USB)
• I2C, true SPI, UART, LIN, and USI
• ADC on 10 pins,3 PWM Channels (which can be assigned to a selection of pins)
• Power via USB,or External Source - 5v or 6-16v (automatic selection)
• On-board button that can be used as a reset, program, or user button - or can be disabled to use that pin as general i/o - without changing the bootloader
• On-board 150mA 5V regulator
• Power LED and Test/Status LED (on Pin 1),accessible solder jumpers to disable LEDs, and other features for lower power consumption
• Two mounting holes,Breadboard compatible pin out/spacing (the three side header pins are only for legacy shield support)

Specification