Arduino Uno R3 Microcontroller

Motor driver speed control with Arduino Direction control using push buttons and Arduino

Arduino Uno development board scales to 32 bits - EDN

Arduino Uno Rev3 SMD Microcontroller Development Board

Arduino Uno Rev3 — Arduino Official Store

Microcontroller ATMega8U2 for Arduino UNO REV3

UNO R3 Official Box ATMEGA16U2 / UNO+WiFi R3 MEGA328P Chip CH340G For Arduino UNO R3 Development Board WeMos ESP8266

Arduino Uno - Rev3 SMD

From R3 to R4: Discover the new Arduino Uno - Opencircuit

This is the customized Arduino UNO R3 clone that features a 16MHz ATmega328 processor with the CH340 serial to USB converter. This board features the

Arduino UNO R3 SMD Clone ATmega328 CH340

Arduino UNO R3 and R4 Minima