This project contains Arduino code for an ESP32 microcontroller to control a relay module, which in turn controls lights, to create a variety of blinking patterns. The code is designed to demonstrate ...

Masterful Control This guide unlocks the secrets of your new 4204 Relay Module Wiring Diagram, empowering you to control its functionalities with precision. Important Information 4204 Relay Module ...

ESP32. A relay module is a switching device. It works in two modes ... Make sure you connect the positive wire of your Electrical Appliance to the relay module in the way shown below. Assembling the ...

The complete circuit diagram for IoT-based home automation using esp32 is shown in the image below. I have used a 5V 2Amp Switched-Mode Power Supply (SMPS) to convert AC to DC power, and this 5V ...

Waveshare ESP32-S3-Relay-6CH is a 6-channel WiFi and Bluetooth relay module based on Espressif Systems ESP32-S3 wireless microcontroller that also supports RS485 control and comes with headers taking ...

The “ESP32 IoT Relay Board” is a credit card-sized ESP32 board with four small 250VAC/30VDC 7A relays that runs Tasmota open-source firmware and supports Alexa & Google Assistant for voice control.