Tag: IoT

The project described here is an ESP8266 NodeMCU Two Channel Relay Module. This board enables users to control 2 x relays remotely. The 2 channels can be controlled remotely using a webserver/WiFi connection. The project works with 5VDC. Two LEDs indicate relay operation. Screw...

The board presented here is multipurpose hardware which includes the ESP32-Wroom module, 3.3V regulator, 5V relay, Power LED, Relay LED, and connector to program the ESP-32 Module. The project requires 5VDC and consumes 60mA current when the relay is ON. The project can be used in IoT...

This tutorial will guide you to integrate the MQTT on Raspberry Pi via the Node-Red platform. Node-RED is a flow-based development tool for the visual programming of hardware devices, and it is widely used for the Internet of Things. In addition, Node-RED provides a web...

Node-RED is a powerful open-source visual programming tool for building Internet of Things (IoT) applications. In this tutorial, we’ll cover what Node-RED is, how to install it, and how to use the visual interface to create a simple flow. What is Node-RED? Node-RED is an...