Easy steps to Control External LEDs and Display DHT11 Values on MQTT using NodeMCU

In the world of Internet of Things (IoT), NodeMCU has gained significant popularity as a versatile development board. With its built-in Wi-Fi capabilities and support for the MQTT protocol, NodeMCU allows for seamless communication with other devices and platforms. In this blog post, we will explore how to control external LEDs and display temperature and humidity values from a DHT11 sensor on MQTT using NodeMCU.