A fully asynchronous firmware for ESP32 that connects to WiFi, subscribes to MQTT topics, and toggles a GPIO relay. Designed for automation tasks such as remote switching, gate control, or smart ...

Este proyecto integral demuestra una solución completa de monitoreo de dispositivos IoT (Internet de las Cosas) utilizando un microcontrolador ESP32, el protocolo MQTT para la comunicación en tiempo ...

Abstract: 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 ...

The ESP32/ESP8266 WIFI display using MQTT protocol project features several wifi modules suitable to IoT applications. These WiFi modules has OLED display integrated or connected particularly to the ...

In theory, using MicroPython on the ESP32 is easy — just flash an image and connect using a serial port. But that leaves a lot of things you still have to do. You need to move files between the two ...

Terry Pratchett once said “Wisdom comes from experience. Experience is often a result of lack of wisdom.” This is as true with technical skills as it is with the rest of life, and you won’t truly ...

Designed by Namnam in Vietnam, the ESP32 Modbus gateway is built to communicate with PLCs and industrial sensors over Modbus RTU (RS-485) or Modbus TCP/IP (Ethernet/Wi-Fi). Designed for use in farms, ...

Unbelievable as it may seem, gaming can sometimes pall after a while, even when you have amazing accessories. But if you also enjoy creating gadgets of your own, and have been looking for an ...