Problem with relay and esp8266 Nodemcu and water pump motor - Programming Questions - Arduino Forum
NodeMCU Tutorial Series Part I: Arduino IDE and Blinking an LED — Maker Portal
Tweaking4All.com - Getting started with the ESP8266 as an Arduino replacement
Starting Programming NodeMCU ESP8266 Using Arduino IDE - NN Digital | Learn Arduino, ESP8266 / NodeMCU, STM32, Raspberry Pi, Microcontroller and Other Information Technology
GitHub - kiranshashiny/Wemos-D1-mini-Blink-LED: This is my first blog on WEMOS D1 mini, and what were the various parameters like board manager etc are listed here.
How to Program ESP8266-12E Using Arduino IDE : 15 Steps - Instructables