Arduino UNO Proto Shield prototype expansion board

Product Highlights

• Microcontroller: ATmega2560
• Operating Voltage: 5V
• Input Voltage (recommended): 7-12V
• Input Voltage (limits): 6-20V

Product Highlights

• A 32-bit core, that allows operations on 4 bytes wide data within a single CPU clock.
• CPU Clock at 84Mhz.
• 96 KBytes of SRAM.
• 512 KBytes of Flash memory for code.
• Microcontroller: AT91SAM3X8E.
• Operating Voltage: 3.3V.