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 it anyway, it was a cheap way for me to get it. Purchase of a Seeed Studio XIAO RP2040 You…
Author: Stefan Draeger
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 IDE for Microsoft Windows, Linux and macOS. If you want to run this at Linux, you need some grants to…
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 section of the blog. This blog post will give you a first overview of the most common multifunctional shields. The…
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 some sites so or so similar. Since I have already programmed some examples with the Raspberry Pi Pico and know…
Arduino Lesson #109: measure voltage with the Arduino
In this post, I want to show how to measure the voltage up to 5V with an Arduino. Review In the article Arduino Lektion 4: LED mit Fotowiderstand I showed how to read the value of a photoresistor and “visualize” it via a light emitting diode. What we actually did is to measure the voltage…
Arduino UNO – Button debouncing
If you build a pushbutton into your circuit, sooner or later you will encounter that it sends a signal more than once. This behavior is called “bouncing”. In the tutorial Arduino Lektion 33: Taster mit Pull Down Widerstand I already explained how to build a small circuit with a push button and a pull down…
Setup of the ESP32-CAM and first operation
In this tutorial, I want to show you how to set up and run the ESP32-CAM with a small example. Buy an ESP32-CAM The ESP32-CAM for this tutorial I bought via ebay.de for just under €8 incl. shipping costs*. Note from me: The links marked with an asterisk (*) are affiliate links. If you make…
Sponsored Contribution Guidelines
On this page you will find the guidelines for a sponsored post on the blog https://draeger-it.blog. Background From time to time I am contacted whether sponsored posts can be published on my blog. One of my goals is that this blog is self-sustaining and perhaps yields something (but does not have to), so I am…