Robot Maker Toolkit › Pinouts

Board pinouts

Complete, colour-coded pinouts for the 8 boards makers reach for most — every pin, its capabilities, and the gotchas (strapping pins, input-only pins, 5 V tolerance). Pulled from the Robot Maker Toolkit app.

Arduino UNO R3 pinout

ATmega328P @ 16 MHz

ESP32 DevKit (WROOM-32) pinout

ESP32 dual-core @ 240 MHz, WiFi + BT

Raspberry Pi Pico pinout

RP2040 dual-core M0+ @ 133 MHz

Arduino UNO R4 WiFi pinout

Renesas RA4M1 @ 48 MHz + ESP32-S3 (WiFi/BLE)

Arduino Nano pinout

ATmega328P @ 16 MHz

Arduino Nano ESP32 pinout

ESP32-S3 @ 240 MHz, WiFi + BLE

Arduino Mega 2560 pinout

ATmega2560 @ 16 MHz

Arduino Leonardo pinout

ATmega32u4 @ 16 MHz

ESP8266 NodeMCU pinout

ESP8266 @ 80/160 MHz, WiFi / 3.3 V

All of this works offline in the app, alongside sensor wiring, shield maps and calculators.

Get it onGoogle Play