Tag Archives: Serial

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. Advertisements

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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 … Continue reading

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ESP32 / ESP8266 Arduino: Serial communication with Python

The objective of this post is to explain how to establish a Serial connection between a Python program and an Arduino program running on the ESP8266 and on the ESP32. The tests on the ESP32 were performed using a DFRobot’s ESP-WROOM-32 device integrated … Continue reading

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Micro:bit JavaScript Blocks Editor: Hello World

The objective of this post is to explain how to create a simple Hello World application for the micro:bit board, using the JavaScript Blocks Editor.

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ESP8266: Controlling a LED matrix with the 74HC595 ICs

The objective of this post is to explain how to control the LEDs of a LED matrix using 2 74HC595 ICs and a ESP8266 microcontroller.

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ESP8266: Controlling chained SN74HC595 ICs

The objective of this post is to illustrate how to chain two SN74HC595 ICs and controlling them, using SPI, with the ESP8266.

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ESP8266: Connection to SN74HC595 via SPI

The objective of this post is to explain how to transfer data between the ESP8266 and the SN74HC595 using the SPI interface.

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