Pinouts
Interactive pinouts
Click any pin to see what it can do, which ones to avoid, and copy-paste code for Arduino and MicroPython.
ESP32 DevKit V1 (30-pin)
25 GPIO · 12 pin warnings
Open pinoutESP32-C3 SuperMini
13 GPIO · 4 pin warnings
Open pinoutSeeed XIAO ESP32-C3
11 GPIO · 4 pin warnings
Open pinoutSeeed XIAO RP2040
11 GPIO · 0 pin warnings
Open pinoutRaspberry Pi Pico
26 GPIO · 0 pin warnings
Open pinoutRaspberry Pi Pico W
26 GPIO · 0 pin warnings
Open pinoutRaspberry Pi Pico 2
26 GPIO · 0 pin warnings
Open pinoutRaspberry Pi Pico 2 W
26 GPIO · 0 pin warnings
Open pinoutArduino Uno R3
22 GPIO · 3 pin warnings
Open pinoutArduino Nano
22 GPIO · 3 pin warnings
Open pinout
Ad space · inline
Want them on your wall?
Pro Pinout Pack — $7
Print-ready pinout posters with the strapping-pin warnings and default buses marked.