Applications of Arduino Uno R3 ATmega328P Board :

• Model Type: UNO Rev R3
• Microcontroller Chip: ATmega328P
• Operating Voltage (VDC): 5
• Input Voltage (Recommended): 7-12V
• Input Voltage (limit): 6-20V
• Analog I/O Pins: 6
• Digital I/O Pins: 14 (of which 6 provide PWM output)
• PWM Digital I/O Pins: 6
• DC Current per I/O Pin (mA): 40
• DC Current for 3.3V Pin (mA): 50
• Clock Speed: 16 MHz
• SRAM (KB): 2
• EEPROM: 1 KB (ATmega328)
• Flash Memory: 32 KB
• On Board LEDs: On/Off, L (PIN 13), TX, RX