Microcontroller Tutorials and Smart Home Projects
I am Christopher and on my blog I want to share my knowledge about microcontroller and smart home projects.
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Home Assistant MQTT Tutorial
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

Arduino Nextion Display Tutorial
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.

Increase the Number of Analog Inputs with an Analog Multiplexer
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

RFID Sensor Tutorial for Arduino, ESP8266 and ESP32
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

Shift Register Tutorial for Arduino, ESP8266 and ESP32
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

Relay Tutorial for Arduino, ESP8266 and ESP32
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

Keypad Tutorial for Arduino, ESP8266 and ESP32
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.

Soil Moisture Sensor for Arduino, ESP8266 and ESP32
Soil Moisture Sensor Tutorial for Arduino, ESP8266 and ESP32 In this tutorial we measure the soil moisture with a soil moisture sensor. Because there are

UART Tutorial for Arduino and ESP8266
UART Tutorial for Arduino and ESP8266 In this tutorial we dive deeper into the universal asynchronous receiver-transmitter short UART. You learn the following parts: Protocol