Hello, this is Bono.
Since we often lose track of pin assignments, we have compiled a list of pin assignments for microcontroller boards that are often used.
It would be useful to bookmark this page or otherwise keep it readily available.
Raspberry Pi B+
Rapsberry Pi 2, Rapsberry Pi 3, Rapsberry Pi 4 Model B, Raspberry Pi Zero WH
The photo shows a Raspberry pi Zero WH, but the pinout is the same for Rapsberry Pi 2, Rapsberry Pi 3, and Rapsberry Pi 4 Model B.
Raspberry Pi Pico