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ESP8266 / NodeMCU documentation

Everything for ESP8266 / NodeMCU, following the same five-part shape every doc on embed uses.

Categories

How ESP8266 / NodeMCU documentation is organised — by what you're trying to do, not just by model.

Overview

Specs, pinouts and the essentials.

Modules

What you commonly wire up to it.

Power

Supply options and current limits.

Programming

Toolchain setup and the upload process.

Getting started

The fastest path from "ESP8266 / NodeMCU in hand" to working firmware.

Built-in examples

Built-in examples worth running first: Digital I/O, Analog I/O, Communication.

Libraries

The libraries most embed readers reach for first.

References

Language reference, pin mapping tables, and electrical specs — kept short on purpose.