Category: ESP8266

In this blog we will see how to change PWM duty cycle of NodeMCU (PWM control) from a remote client. Our hard ware will be nodeMCU and on

Lua allows to load a string and execute it as code at runtime. We can use this feature to send code snippets to the NodeMCU. There are several

We have seen how to use MQTT on nodeMCU in previous post, But in that post we didn’t do any thing useful. In this post we will build a

In this blog we will see how to connect to a MQTT broker from nodeMCU and exchange messages. We will just subscribe to the channel and display the