Features: The DUE R3 Development Board features a powerful ARM with impressive 84MHz clock speed, suitable for high performances embedded applications. Equipped with 54 digital I/O, USB functionality, and multiple communication protocols like I2C and UART, this board offers extensive connection option for various peripherals. Perfect for electronics engineers, students, hobbyists and researcher design and develop embedded systems or innovative applications in fields like home automation and robotics. Suitable for use as a central controls unit in home systems, robot motion control, data acquisition for environmental monitoring, and rapid prototyping of new products and concepts. With its rich memory resources of 512KB Flash and 96KB, the DUE R3 Development Board supports complex programming and data operations, simplifying the development process with SWD debugging interfaces. Specifications: Component:PCB Processor: AT91SAM3X8EA Working voltages: 3.30V Input voltages: 7-12V Input voltages: (limit) 6-20V Digital ports: 54 Analog input pin; 12 Analog output pin: 2 (digital to analog conversion) Total output current of port of busbar: 130mA. The 3.30V power supply pin can provide 800mA current. The 5V power supply pin can supply 800mA current together. Internal flash memory capacity: 512KB Clock frequency: 84MHz Size:Approx.10x5.3cm/3.94x2.09inch Package Includes: 1 Set Development Board note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.