The Arduino UNO is a microcontroller board with an ATmega328P processor.
It contains 6 analogue inputs, with 16 MHz ceramic resonator, a USB port, a power jack, an ICSP header, and a reset button.·
It also contain 14 digital input/output pins, six of which can be used as PWM outputs.
SRAM is 2 KB, EEPROM is 1 KB, and Flash Memory is 32 KB.