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 Bluetooth: Finding the device with Python

The objective of this tutorial is to explain how to configure the ESP32 to act as a discoverable Bluetooth device and then find it using a Python program. The tests of this ESP32 tutorial were performed using a DFRobot’s ESP-WROOM-32 device integrated in a ESP32 FireBeetle board.
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ESP32 Arduino: Serial communication over Bluetooth Hello World

The objective of this post is to explain how to get started with the BluetoothSerial ESP32 library, in order to send data to a emulated Serial connection, operating 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.
Continue reading “ESP32 Arduino: Serial communication over Bluetooth Hello World”