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...
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...
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...
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...
Raspberry Pi Pico W – new microcontroller with Wi-Fi Support
In this post I introduce you to the new Raspberry Pi Pico W, which comes with Wi-Fi support and the well-known RP2040 chip. I already introduced you to the old Raspberry Pi Pico, which was...