Atmega328 Uno Development Board (Arduino® Uno compatible) is a microcontroller board based on the Atmega328. It features 14 digital input/output pins (6 of which can be used as Pwm outputs), 6 analog inputs, a 16 Mhz ceramic resonator, a USB connection, a power outlet, an Icsp header, and a reset button. It includes everything needed to support the microcontroller, connect it to a computer with a USB cable, or power it with an AC-to-DC adapter or battery to get started... 100% compatible with Arduino® Uno. Basic product information: •• Operating manual Language: English •• Primary colours: White •• Depth Unit: 3.5 cm •• Height Unit: 15.5 cm •• Width Unit: 7.5 cm •• Weight Unit: 47 G • Technical data: • • Specification kits and modules: 100% compatible with Arduino&Reg, Uno Specifications Microcontroller: Atmega328 Operating voltage: 5 VDC Input voltage (recommended): 7-12 Vdc Input voltage (limits): 6-20 Vdc Digital I/O pins: 14 (6 of which provide Pwm output) Analog input pins: 6 DC per I/O pin: 40 Ma DC power for 3.3 V pins: 50 Ma Flash memory: 32 Kb (Atmega328) of which 0.5 Kb is used by bootloader Sram: 2 Kb (Atmega328) Eeprom: 1 Kb (Atmega328) Clock speed: 16 Mhz • Operational characteristics: •• Coding Level: None •• Electronics Level: None •• Mechanics Skill Level: None •• Soldering Level: None