The NodeMCU development board is a powerful solution to program microcontrollers and be part of the Internet of Things (IoT). The NodeMCU development board, based on ESP8266EX, is a cute module with a ...

As usual I’ll be using a NodeMCU board (I really did order a lot of them) which uses an ESP8266, but there’s no reason this would be difficult to achieve on an Arduino-based device.

A few years ago, someone figured out you can take an LED, a coin cell battery ... The software is based on the NodeMCU firmware and features a web server and a DNS server. The utility of a ...