1.Microcontroller: AT91SAM3X8E.

2.Operating Voltage: 3.3V.

3.Recommended Input Voltage: 7-12V.

4.Min-Max Input Voltage: 6-20V.

5.Digital I/O Pins: 54 (of which 12 provide PWM output).

6.Analog Input Pins: 12.

7.Analog Outputs Pins: 2.

8.Total DC Output Current on all I/O lines: 130 mA.

9.DC Current for 3.3V Pin: 800 mA.

10.DC Current for 5V Pin: 800 mA.

11.Flash Memory: 512 KB all available for the user applications.

12.SRAM: 96 KB (two banks: 64KB and 32KB).

13.Clock Speed: 84 MHz.