ControllersTech

Practical tutorials on microcontrollers and embedded systems, with working code and project files. Full guides at controllerstech.com.

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Arduino Nano Pinout Guide

Originally published at controllerstech.com The Arduino Nano uses the same ATmega328P chip as the Arduino UNO, but it comes in a board that is less than half the size and plugs directly into a breadbo

Oct 29, 202620 min read

Oct 25, 2026
Oct 25, 202619 min read1 view
Arduino UNO Pinout Guide
The Arduino UNO has 14 digital pins, 6 analog pins and a power header, and many of them serve more than one purpose. A pin that works as a plain input in one sketch can also act as a PWM output, a ser
19 min read1 view

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Arduino Nano Pinout Guide

Arduino UNO Pinout Guide