Arduino Uno R3 Microcontroller
![Arduino Uno R3 Microcontroller](https://www.firgelliauto.com/cdn/shop/products/Arduino_Board_1600x.jpg?v=1596129999)
Motor driver speed control with Arduino Direction control using push buttons and Arduino
![](https://pmdway.com/cdn/shop/products/arduino-uno-r3-extra-io-pmdway-4_725x672.jpg?v=1526438372)
Arduino Uno R3 Compatible with Extra I/O Connections from PMD Way
![](https://cdn.shoplightspeed.com/shops/642375/files/29464257/800x800x3/arduino-uno-r3-development-board.jpg)
Arduino Uno R3 Development Board - Control Voltage
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Inro Electronics Malaysia Industrial and Robotic Solutions
![](https://www.researchgate.net/publication/324656044/figure/fig1/AS:622583833690113@1525446961986/Arduino-Uno-R3-development-board-based-on-ATmega328P-microcontroller.png)
Arduino Uno R3 development board based on ATmega328P microcontroller
Arduino Uno Micro Controller The Arduino Uno is a micro controller board based on the ATmega328 (datasheet). It has 14 digital input/output pins (of which 6 can be used as PWM outputs). 6 analog inputs, a 16 MHz ceramic resonator, a USB connection, a power jack, an ICSP header and a reset button. It contains everything needed to support the micro controller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started.
![](https://www.bananarobotics.com/shop/image/cache/data/sku/BR/0/1/0/0/1/BR010012-Arduino-Uno-R3/Arduino-Uno-R3-600x600.jpg)
Arduino Uno - R3
![](https://ueeshop.ly200-cdn.com/u_file/UPAK/UPAK542/2308/products/21/5718f8ae8d.jpg.500x500.jpg)
Arduino Uno - Rev3 SMD
Based on the ATmega328. Open-source physical computing platform. RoHS Compliant. The DFRduino Uno USB Microcontroller V2.0board is based on the ATmega328. It has 14 digital input/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.
![](https://www.bananarobotics.com/shop/image/cache/data/sku/BR/0/1/0/3/1/BR010319-DFRduino-Uno-R3-Arduino-Compatible-Microcontroller/DFRduino-Uno-R3-Arduino-Compatible-Microcontroller-600x600.jpg)
DFRobot DFR0216 DFRduino Uno R3 - Compatible with Arduino
![](https://circuitdigest.com/sites/default/files/inlineimages/u4/Arduino-Components.png)
What is Arduino Uno Hardware Board? Everything you need to know about the Arduino Hardware
![](https://www.edn.com/wp-content/uploads/Arduino-Uno-R4.jpg?fit=700%2C459)
Arduino Uno development board scales to 32 bits - EDN
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ARDUINO UNO R3 – ORIGINAL MADE IN ITALY
![](https://i.ytimg.com/vi/kKOw3YWxKxI/maxresdefault.jpg)
Arduino Uno R3 Microcontroller Board - Unboxing & Basic Testing w/IDE & mBlock