Node-RED atua como intermediário entre o Arduino e a rede MQTT. MQTT Broker (Mosquitto ou HiveMQ) recebe os dados do Node-RED e os redistribui para clientes conectados. WebSocket Clients (como o ...

Este projeto utiliza o Arduino, o sensor MQ-3 e o protocolo MQTT para monitorar níveis de álcool em tempo real. Um buzzer é ativado quando a concentração de álcool ultrapassa o limite pré-definido.

This one may be of interest to Gadget Masters, about how to interact with Arduino using Node-RED Control. It's an article covering the possibility of automating Arduino use via Node-RED's block ...

This paper presents a novel approach to home automation utilizing the MQTT protocol. The system is implemented using an ESP32 node and a Node-RED server running on a Raspberry Pi, allowing users to ...

Adding Node-RED support to the LightBlue Bean opens up Internet-connected device development to new audiences that want to build projects they can control with their smartphone, tablet or computer ...