![arduino nano - Why are the pin numbers of the diagrams and of the code different? - Arduino Stack Exchange arduino nano - Why are the pin numbers of the diagrams and of the code different? - Arduino Stack Exchange](https://i.stack.imgur.com/nf4SW.png)
arduino nano - Why are the pin numbers of the diagrams and of the code different? - Arduino Stack Exchange
GitHub - MCUdude/MegaCoreX: An Arduino hardware package for ATmega4809, ATmega4808, ATmega3209, ATmega3208, ATmega1609, ATmega1608, ATmega809 and ATmega808
![Arduino Nano Pin Layout In this system we have use the Arduino Nano 3.0... | Download Scientific Diagram Arduino Nano Pin Layout In this system we have use the Arduino Nano 3.0... | Download Scientific Diagram](https://www.researchgate.net/profile/Akshay-Deshmukh-3/publication/313109815/figure/fig1/AS:829159718805504@1574698490125/Arduino-Nano-Pin-Layout-In-this-system-we-have-use-the-Arduino-Nano-30-which-is-a-30-pin_Q640.jpg)