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Arduino Uno Rev 3 Pinout, ATMega168/328 Pin Mapping, Schematics, EAGLE Files, and More! - element14 Community
The Arduino Uno is a microcontroller board based on the ATmega328 (datasheet). It has 14 digital input/output pins (of which 6 c
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How to interface USB to custom Arduino Uno Schematic and programming atmega? - Arduino Stack Exchange
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