Rain Sensor Tutorial for Arduino, ESP8266 and ESP32 In this tutorial, you learn how the different parts of the rain sensor module are working and how to connect the rain sensor module to your Arduino, ESP8266 or ESP32 microcontroller board. If you want to use the rain sensor for a long time, you learn in … Read more
HASS.io Raspberry Pi Setup Tutorial In this article I show you the easiest and fasted way to install HASS.io as well as all additional programs on a Raspberry Pi that you need for your smart home. The programs we need are the following: Home Assistant via HASS.io as overall smart home dashboard to control your … Read more
Raspberry Pi Home Assistant Docker Setup In this tutorial you learn how to install Home Assistant through Docker for your Raspberry Pi. For a full smart home system you need some additionally applications alongside Home Assistant. Therefore this tutorial includes the following installations via Docker: Home Assistant as overall smart home dashboard to control your smart … Read more
Home Assistant MQTT Tutorial In this tutorial you learn how to use Home Assistant in general and especially with MQTT data. Moreover we save the MQTT data in an InfluxDB database before creating beautiful time series dashboards with Grafana. Table of Contents Introduction to Home Assistant House Automation Software Home Assistant is an open source … Read more
Arduino Nextion Display Tutorial In this tutorial you learn everything you need to know about the Nextion displays and the differences in the display series. I show you how to create an interface in the Nextion Editor and how to use the internal programming functions. This article also contains a basic example to learn the … Read more
Increase the Number of Analog Inputs with an Analog Multiplexer One of the most used micrcontroller in my DIY projects is the ESP8266. But all ESP8266 boards like the ESP8266 NodeMCU or the WeMos D1 Mini have one mayor downside: They have only 1 analog input pin. But you can increase the number of analog … Read more
RFID Sensor Tutorial for Arduino, ESP8266 and ESP32 In this tutorial you learn everything you have to know about RFID for your next project with an Arduino, ESP8266 or ESP32 microcontroller. After we learn the basics of a RFID system, we see how power and data is transferred between the RFID reader and the tag. … Read more
Shift Register Tutorial for Arduino, ESP8266 and ESP32 Do you know how to increase the number of digital pins for your microcontroller? With a shift register it is easy to add more digital inputs and outputs to your Arduino, ESP8266 and ESP32 micrcocontroller. Learn in this article: Different configurations of shift register What is the … Read more
Relay Tutorial for Arduino, ESP8266 and ESP32 If you use a relay, you can control up to 250V with your Arduino, ESP8266 or ESP32 based microcontroller. In this tutorial you learn: What is a relay and how to use it? How does a relay work? How to control a relay with your microcontroller to turn … Read more
Keypad Tutorial for Arduino, ESP8266 and ESP32 In this tutorial you learn how to use the keypad with your Arduino, ESP8266 and also ESP32 microcontroller. The Keypad is one of the most used input devices for microcontroller applications. In this tutorial we build a lock which opens when we type in the correct password via … Read more
