The Uno R3 is a microcontroller board based on the Atmega328P. It has 14 digital input and output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz crystal oscillator, a USB connection, a power jack, an ICSP header, and a reset button. It contains everything needed to support the microcontroller, simply connects it to a computer with a USB cable or power it with an AC-to-DC adapter or battery to get started.
Package Includes :
1 x UNO R3 Board