Arduino Nano Tutorial [Pinout] In this tutorial you learn everything you have to know about the Arduino Nano: Technical datasheet What is the pinout of the Nano? What is the best power supply for this microcontroller? How to reduce the Arduino Nano power consumption? Advantages and Disadvantages of the Arduino Nano. Compare the Nano to … Read more
Arduino Uno Tutorial [Pinout] In this tutorial you learn everything you have to know about the Arduino Uno: Technical datasheet What is the pinout of the Uno? What is the best power supply for this microcontroller? How to reduce the Arduino Uno power consumption? Advantages and Disadvantages of the Arduino Uno. Compare the Uno to … Read more
Oscilloscope voltage, current, power measurements In this tutorial you learn how to measure different electrical metrics: Voltage across a resistor Current through with Ohms Law Power consumption of a capacitor Before we dive deeper into the measurements let’s start with basic information about oscilloscopes to get a better foundation. Table of Contents General Information about … Read more
Switches Tutorial for Arduino, ESP8266 and ESP32 There are two different types of switches: Buttons which are losing connection when released. Buttons power a device as long as the button is pressed. Switches which maintain the state when the switch is pressed to hold the connection as long as the switch is pressed again. Buttons … Read more
Arduino IDE: Installation of a Library You want to install a new library on your Arduino desktop IDE? Here is a guide for you how to install a library and also I show you the most used libraries to will need for a lot of projects. Let’s start by open the Arduino desktop IDE. Table … Read more
Infrared Sensor Tutorial for Arduino, ESP8266 and ESP32 In this tutorial you learn how to use an infrared sensor in combination with the NEC Infrared Transmission Protocol. At the end of this tutorial, you build a project with the VS1838B infrared sensor to read and encode infrared signals from a remote control. Table of Contents … Read more
Temperature and Humidity Sensor Tutorial for Arduino, ESP In this tutorial your will learn everything you need to know about the temperature and humidity sensors: One Wire Temperature Sensor DHT11 Temperature and Humidity Sensor DHT22 Temperature and Humidity Sensor After this tutorial you know the differences between sensor and module. Table of Contents There a … Read more
LCD Display Tutorial for Arduino, ESP8266 and ESP32 In this tutorial you learn how to connect your microcontroller with a LCD display and how to make your first sketch to display whatever you want on the LCD screen. We use different kinds of displays: LCD display without I2C connection LCD display with I2C connection As … Read more
MQTT Tutorial for Arduino, ESP8266 and ESP32 In this article you learn what MQTT is and how this message protocol works. This tutorial covers the following parts: Sequence of MQTT Message Protocol Message Formats Security of the MQTT Protocol. Table of Contents MQTT stand for Message Queuing Telemetry Transport and was invented by Andy Stanford-Clark … Read more
I2C Tutorial for Arduino, ESP8266 and ESP32 In this tutorial we dive deeper into the I2C communication protocol. You learn which practical examples: which pins you need for Arduino and ESP8266 microcontroller to connect devices through I2C. the advantages and disadvantages of this communication protocol how to use a I2C multiplexer Table of Contents The … Read more