Microcontroller Archives - Page 3 of 5

Microcontroller to Raspberry Pi WiFi MQTT communication

Send data from ESP8266 or EPS32 to Raspberry Pi via MQTT In this tutorial we create a WiFi MQTT communication between an ESP8266 or ESP32 microcontroller and a Raspberry Pi.With this article you l ...

Arduino to Raspberry Pi Serial Communication

Arduino to Raspberry Pi Serial Communication In this tutorial you learn how to send data from an Arduino to a Raspberry Pi.For the communication we use an USB cable. It could be the USB cable that ...

PWM Tutorial for Arduino, ESP8266 and ESP32

PWM Tutorial for Arduino, ESP8266 and ESP32 In this tutorial we focus on Pulse Width Modulation (PWM) for the Arduino, ESP8266 and ESP32 microcontroller.PWM is an important part to control differe ...

Raspberry Pi vs Arduino Comparison

Raspberry Pi vs Arduino Comparison In this article you learn the differences between the Raspberry Pi and the Arduino and why I use both of them in my projects.The Raspberry Pi vs Arduino comparis ...

Servo Motor Tutorial for Arduino, ESP8266 and ESP32

Servo Motor Tutorial for Arduino, ESP8266 and ESP32 In this tutorial you learn everything you need to know about the functionalities of a servomotor.First we learn the theoretical foundations how ...

Arduino Interrupts and Timed Events

Arduino Interrupts and Timed Events In this tutorial you learn the functionality of Arduino interrupts and how to time events with this function.The advantage of timed events is to perform a speci ...

Reed Switch Tutorial for Arduino, ESP8266 and ESP32

Reed Switch Tutorial for Arduino, ESP8266 and ESP32 In this tutorial we learn how to build our own security system for doors or windows with a reed switch.Reed switches are magnetically-actuated e ...

Hall Sensor Tutorial for Arduino, ESP8266 and ESP32

Hall Sensor Tutorial for Arduino, ESP8266 and ESP32 In this tutorial we cover the Hall Sensor, a sensor to measure magnetic fields.First we describe what the Hall Effect is and how a hall effect c ...

Segment Display Tutorial for Arduino, ESP8266 and ESP32

Segment LED Display Tutorial for Arduino, ESP8266 and ESP32 In this tutorial you learn how the three most important segment LED displays work. We cover every segment display with examples and the ...

LED Tutorial for Arduino, ESP8266 and ESP32

LED Tutorial for Arduino, ESP8266 and ESP32 In this tutorial you learn how to control different LEDs with your Arduino, ESP8266 or ESP32 based micrcontroller.The different LEDs give you total flex ...