Flashing Nodemcu firmware on ESP8266 using Windows Lua firmware
circuits4you.com: Hardware Connections LED Blink Test
Blink LED on ESP8266 | ezContents blog
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.
Getting Started with WeMos D1 Mini | Microcontroller Tutorials
Send Data From Arduino to NodeMCU and NodeMCU to Arduino... - Hackster.io
Getting Started with ESP8266 WiFi Transceiver (Review) | Random Nerd Tutorials
Flash ESP-01 (ESP8266) Without USB-to-serial Adapter Using Raspberry Pi : 3 Steps - Instructables