What is Arduino UNO

Arduino UNO is a Atmega328P microcontroller based, open source electronic prototyping board than have the capability to convert your idea into reality with the help of few lines code.

Pins: Digital I/O Pins: 14 Analog Input Pins: 6 Built in pin for LED=13 PWM pins=6

Power Supply:   I/O Voltage=5VInput Voltage=7 to 12 volts (nominal)DC Current(per I/O Pin)=20mAConnector=Barrel Plug

Clock Speed:Main processor=ATmega328P (16 MHz)USB-Serial Processor=ATmega16U2 (16 MHz)

Memory: Flash memory=32 KB SRAM=2 KB EEPROM=1 KB (not erased when power is off)USB Interface type : USB-B 

Communication: UART, I2C, SPICompatibility: Software& Cloud=Arduino IDE, Arduino CLI, Web EditorHardware=Supports a variety of shields( 4 Relay Shield, Motor Shield Rev3, Ethernet Shield Rev2, 9 Axis Motion Shield)