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UNO R3 Official Box ATMEGA16U2 / UNO+WiFi R3 Original ATMEGA328P Chip CH340G For Arduino UNO R3 Development Board WeMos ESP8266
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uxcell Sound Microphone Sensor Detection Module with DO AO for Arduino UNO R3 AVR PIC 3pcs: Amazon.com: Industrial & Scientific
![UNO R3] New to Arduino, but have experience with STM. How would I differentiate pins that have the same number on the pinout? D8 and A0 for example. How would that look UNO R3] New to Arduino, but have experience with STM. How would I differentiate pins that have the same number on the pinout? D8 and A0 for example. How would that look](https://preview.redd.it/uno-r3-new-to-arduino-but-have-experience-with-stm-how-v0-hwtf2754q3ia1.png?width=640&crop=smart&auto=webp&s=02a40a59e69cfc2e6ac7b18e674ba4deb6acc067)