Description
The Arduino® UNO R3 is the perfect board to get familiar with electronics and coding. This versatile development
board is equipped with the well-known ATmega328P and the ATMega 16U2 Processor.
This board will give you a great first experience within the world of Arduino.

Features
ATMega328P Processor
Memory
AVR CPU at up to 16 MHz
32 kB Flash
2 kB SRAM
1 kB EEPROM
Security
Power On Reset (POR)
Brown Out Detection (BOD)
Peripherals
2x 8-bit Timer/Counter with a dedicated period register and compare channels
1x 16-bit Timer/Counter with a dedicated period register, input capture and compare channels
1x USART with fractional baud rate generator and start-of-frame detection
1x controller/peripheral Serial Peripheral Interface (SPI)
1x Dual mode controller/peripheral I2C
1x Analog Comparator (AC) with a scalable reference input
Watchdog Timer with separate on-chip oscillator
Six PWM channels
Interrupt and wake-up on pin change
ATMega16U2 Processor
8-bit AVR® RISC-based microcontroller
Memory
16 kB ISP Flash
512B EEPROM
512B SRAM
debugWIRE interface for on-chip debugging and programming
Power
2.7-5.5 volts

1.1 Application Examples
The UNO board is the flagship product of Arduino. Regardless if you are new to the world of electronics or will use
the UNO R3 as a tool for education purposes or industry-related tasks, the UNO R3 is likely to meet your needs.
First entry to electronics: If this is your first project within coding and electronics, get started with our most used
and documented board; UNO. It is equipped with the well-known ATmega328P processor, 14 digital input/output
pins, 6 analog inputs, USB connections, ICSP header and reset button. This board includes everything you will need
for a great first experience with Arduino.
Industry-standard development board: Using the UNO R3 board in industries, there are a range of companies
using the UNO R3 board as the brain for their PLC’s.
Education purposes: Although the UNO R3 board has been with us for about ten years, it is still widely used for
various education purposes and scientific projects. The board's high standard and top quality performance makes it
a great resource to capture real time from sensors and to trigger complex laboratory equipment to mention a few
examples.