Tutorial ESP8266 Control Servo Node-RED MQTT (Mosquitto) IoT #2

This time the integration of ESP8266 and the Node-RED platform has been made integrating an actuator in this case a servo controlled by PWM with rotation from 0 to 180 degrees. From an HMI or SCADA Web creator on Node-Red-Dashboard using as base the MQTT Protocol and pubsubclient library converting the ESP8266 into MQTT Client….

Installation Mosquitto Broker MQTT in lubuntu (Ubuntu) Linux

That is MQTT ? In short MQTT is a TCP / IP protocol lightweight messaging, the model is publication – subscriber requires a message broker  which is responsible for directing recipients through a topic  in common. It is considered to Andrew James Stanford-Clark as the author of this protocol. More information MQTT Wikipedia. Official Website:…