![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/ICuN3.png)
arduino nano - Why are the pin numbers of the diagrams and of the code different? - Arduino Stack Exchange
![Atmega328p Atmega32u4 Esp8266 Esp8285 Ch340g Ch340 Wifi 3.3v 5v Pro Mini Micro Usb For Arduino Nano V 3.0 Strong Series 5 Kinds - Integrated Circuits - AliExpress Atmega328p Atmega32u4 Esp8266 Esp8285 Ch340g Ch340 Wifi 3.3v 5v Pro Mini Micro Usb For Arduino Nano V 3.0 Strong Series 5 Kinds - Integrated Circuits - AliExpress](https://ae01.alicdn.com/kf/HTB1.iBxkHwrBKNjSZPcq6xpapXa3/ATMEGA328P-ATMEGA32U4-ESP8266-ESP8285-CH340G-CH340-WIFI-3-3V-5V-Pro-Mini-Micro-USB-For-Arduino.jpg_Q90.jpg_.webp)
Atmega328p Atmega32u4 Esp8266 Esp8285 Ch340g Ch340 Wifi 3.3v 5v Pro Mini Micro Usb For Arduino Nano V 3.0 Strong Series 5 Kinds - Integrated Circuits - AliExpress
![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
![Robocraze Improved Version Nano V3 Board compatible with Arduino | Nano V3 Board with Soldered Pins & USB Cable : Amazon.in: Computers & Accessories Robocraze Improved Version Nano V3 Board compatible with Arduino | Nano V3 Board with Soldered Pins & USB Cable : Amazon.in: Computers & Accessories](https://m.media-amazon.com/images/I/61BSx+ypstL._SX342_.jpg)
Robocraze Improved Version Nano V3 Board compatible with Arduino | Nano V3 Board with Soldered Pins & USB Cable : Amazon.in: Computers & Accessories
![3.3v 5v Strong Series 10 Kinds Pro Mini Micro For Arduino Nano 3.0 V3.0 R3 One Atmega32u4 Esp8266 Esp8285 Ch340g Ch340 Wifi - Instrument Parts & Accessories - AliExpress 3.3v 5v Strong Series 10 Kinds Pro Mini Micro For Arduino Nano 3.0 V3.0 R3 One Atmega32u4 Esp8266 Esp8285 Ch340g Ch340 Wifi - Instrument Parts & Accessories - AliExpress](https://ae01.alicdn.com/kf/H86ec0d360fda4dd9ae0d22a72fc71e38u/3-3V-5V-Strong-Series-10-Kinds-Pro-Mini-Micro-For-Arduino-Nano-3-0-V3.jpg_.webp)
3.3v 5v Strong Series 10 Kinds Pro Mini Micro For Arduino Nano 3.0 V3.0 R3 One Atmega32u4 Esp8266 Esp8285 Ch340g Ch340 Wifi - Instrument Parts & Accessories - AliExpress
![Super Debug Arduino Nano Compatible Soldered Pin & Super Debug Wemos D1 Wifi Esp8266 Development Board Manufacturer from Pune Super Debug Arduino Nano Compatible Soldered Pin & Super Debug Wemos D1 Wifi Esp8266 Development Board Manufacturer from Pune](https://5.imimg.com/data5/CD/DQ/OZ/SELLER-88021841/2-500x500.jpg)