{"product_id":"arduino-uno-r3-compatible-atmega328p-atmega16u2-usb","title":"Arduino Uno R3 Compatible Board — ATmega328P, ATmega16U2 USB, Arduino IDE","description":"\u003ch2\u003eArduino Uno R3 Compatible Board — ATmega328P + ATmega16U2 USB\u003c\/h2\u003e\n\n\u003cp\u003eThis \u003cstrong\u003eArduino Uno R3 compatible board\u003c\/strong\u003e uses the same ATmega16U2 USB-to-serial chip as the official Arduino Uno R3 — providing maximum driver compatibility and reliable USB communication on Windows, Mac, and Linux without additional driver installation. Built around the ATmega328P microcontroller with 14 digital I\/O pins, 6 PWM outputs, and 6 analog inputs. Compatible with all Arduino Uno R3 shields and the full Arduino IDE library ecosystem.\u003c\/p\u003e\n\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMCU:\u003c\/strong\u003e ATmega328P @ 16MHz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlash:\u003c\/strong\u003e 32KB (0.5KB used by bootloader)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSRAM:\u003c\/strong\u003e 2KB | \u003cstrong\u003eEEPROM:\u003c\/strong\u003e 1KB\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital I\/O:\u003c\/strong\u003e 14 pins (6 PWM capable)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnalog Inputs:\u003c\/strong\u003e 6 channels (10-bit ADC)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInterfaces:\u003c\/strong\u003e UART, SPI, I²C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB Chip:\u003c\/strong\u003e ATmega16U2 (same as official Arduino Uno R3)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB Connector:\u003c\/strong\u003e USB-B\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 5V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e 7–12V (DC jack) or 5V (USB)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIDE:\u003c\/strong\u003e Arduino IDE compatible\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eATmega16U2 vs CH340 — Which USB Chip?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eATmega16U2 (this board):\u003c\/strong\u003e Same chip as official Arduino Uno R3 — no driver needed on most systems, maximum compatibility, can be reprogrammed as HID device\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCH340:\u003c\/strong\u003e Requires CH340 driver installation on Windows — lower cost alternative\u003c\/li\u003e\n  \u003cli\u003eChoose ATmega16U2 for maximum compatibility and official Arduino experience\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino learning and beginner projects\u003c\/li\u003e\n  \u003cli\u003eSensor reading and data logging\u003c\/li\u003e\n  \u003cli\u003eMotor and servo control with Arduino shields\u003c\/li\u003e\n  \u003cli\u003eHome automation and IoT prototyping\u003c\/li\u003e\n  \u003cli\u003eArduino shield development and testing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eArduino Uno R3 compatible with ATmega16U2 USB — maximum driver compatibility, full shield support, Arduino IDE plug-and-play for beginners and professionals.\u003c\/p\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":45666001158379,"sku":"","price":35.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/Arduino-Compatible-Uno-R3-with-ATMEGA16U2-USB.jpg?v=1723010343","url":"https:\/\/keszoox.com\/products\/arduino-uno-r3-compatible-atmega328p-atmega16u2-usb","provider":"Keszoox","version":"1.0","type":"link"}