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How to Restore the Arduino UNO R3 ATmega16U2 Firmware Using the Arduino IDE : 4 Steps - Instructables
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Quad Store Microcontroller board ATmega328P & ATMEGA16U2 with 1 feet USB cable compatible with Arduino IDE and Uno R3 (1 Qty) : Amazon.in: Industrial & Scientific
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Atmega16U2 Mega 2560 R3 Improved Version CH340G + Cable for Arduino Mega 2560 + transparent acrylic case for Arduino Mega 2560 - Robotools
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