Category Archives for Tutorials
LEDs For Beginners – Simple Wiring and Calculation
One of the first projects you probably want to make with some electronic components is to make something glow. Glowing stuff is allways nice. 😉 Maybe you allready fried some LEDs by connecting them directly to a power source… At … Continue reading
How to avoid delay() – create a custom Arduino class – Part 2
In the previous blog post we learned how to avoid delay() if necessary. It would be very convenient when we are able to add a layer of abstraction to this code so when can easily reuse it if we need … Continue reading
Arduino and how to avoid delay() – Part 1
The main problem with using delay() in your Arduino sketch is simply: it will block the whole system for the amount of time you specified. Since your microprocessor is pretty fast compared to most of the delay() time he is … Continue reading
Interface a cheap OLED (SSD1306) from eBay with an Arduino
There are a couple of cheap OLED displays available on eBay and I really struggled to get them to work with the Arduino. Some of them have the manufacturer “Heltec” printed on the circuitboard and most of them