![Is there a reason why the Arduino TX/RX pins marked so strangely? - Installation & Troubleshooting - Arduino Forum Is there a reason why the Arduino TX/RX pins marked so strangely? - Installation & Troubleshooting - Arduino Forum](https://aws1.discourse-cdn.com/arduino/original/4X/2/d/1/2d1149090183dc771d1425696d3f0aa686fb5c71.jpeg)
Is there a reason why the Arduino TX/RX pins marked so strangely? - Installation & Troubleshooting - Arduino Forum
![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
![how to plug devices using same pins on raspberry pi at the same time? / Raspberry Pi 4 Model B - Stack Overflow how to plug devices using same pins on raspberry pi at the same time? / Raspberry Pi 4 Model B - Stack Overflow](https://i.stack.imgur.com/38qyW.png)
how to plug devices using same pins on raspberry pi at the same time? / Raspberry Pi 4 Model B - Stack Overflow
![I damaged the TX/RX pins. Is there a way to remap the serial port to another free GPIO port? - Raspberry Pi Forums I damaged the TX/RX pins. Is there a way to remap the serial port to another free GPIO port? - Raspberry Pi Forums](https://stamm-wilbrandt.de/en/forum/IMG_280419_185734.jpg)