Welcome to my microcontroller hub!
You’ll find hands-on projects, tutorials and reviews around microcontrollers, smart-home and IoT.
From Arduino, ESP32, Raspberry Pi Pico and Calliope Mini to Shelly devices — I show you how to turn ideas into working builds.
What you’ll find here
- Beginner-friendly tutorials — from basics to advanced builds
- Microcontroller projects — control, timing, sensors & automation
- Smart Home & IoT — integrating Shelly, Tuya & more into your setup
- Hardware reviews — boards, modules and smart-home components
- Step-by-step guides — code samples, wiring diagrams & YouTube demos
Arduino Lesson #3 – control tiny servo motor SG90
In this post, I like to show, how to control a tiny servo motor like the SG90 with an Arduino UNO. Required components for circuit To rebuild the circuit, you need: Types of servo motors...
Arduino Lesson #2 – LED flashing, traffic light
In this new post, I like to show how to flash a LED at Arduino, and later I would like to show a small traffic light. In my last post Arduino Lesson #1 – setup...
Seeed Studio XIAO RP2040 – a dwarf with great performance
In this article I would like to introduce you to the small microcontroller Seeed Studio XIAO RP2040. I received this small microcontroller from Seeed Studio free of charge for this review.Since I wanted to order...
Arduino Lesson #1 – setup & install Arduino IDE
In this post, I want to show you how to setup the Arduino IDE 2.0 on your computer and install the Arduino UNO microcontroller. Requirements for Arduino IDE You can download and unzip the Arduino...
Presentation of the multifunctional shields for the Arduino UNO R3
In this post, I like to show a presentation of the multifunctional shields for the Arduino UNO R3. What is a multifunctional Shield? In the past, I have already presented some, but on my German...
Is the Raspberry Pi Pico an alternative to the Arduino Nano?
In this article, I would like to answer the question “Is the Raspberry Pi Pico an alternative to the Arduino Nano?” This is not from me out of the air, but I have found on...
Letzte Aktualisierung am: 01. October 2025