Tag Archives: Relay

ESP32 Socket Server: Controlling a relay remotely

In this tutorial we will check how to control a relay connected to the ESP32 remotely, using sockets. The code will be developed using the Arduino core. The tests of this ESP32 tutorial were performed using a DFRobot’s ESP-WROOM-32 device integrated in a ESP32 FireBeetle … Continue reading

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ESP32 Arduino Bluetooth Classic: Controlling a relay remotely

In this tutorial we will check how to control a relay remotely using serial communication over Bluetooth Classic. The tests of this ESP32 tutorial were performed using a DFRobot’s ESP-WROOM-32 device integrated in a ESP32 FireBeetle board and a DFRobot relay board.

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ESP32 Arduino HTTP server: controlling a relay remotely

In this ESP32 tutorial, we will check how to remotely control a relay using the Arduino core and the HTTP async web server libraries for the ESP32.

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ESP32 Arduino: Controlling a relay

The objective of this post is to explain how to control a relay using the Arduino core, running on a ESP32. The relay board used was this one from Elecrow.

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ESP8266: Controlling a relay

The objective of this post is to explain how to use the ESP8266 to control a relay.

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